Web Developer Jobs in Chicago, IL

Payrate: $60.00-$80.00/hr Duration: 12 Months++ Top 3 Skills: Expertise in API & SDK development Java experience Exceptional written, verbal & communication skills Summary: We are looking for highly talented and self-driven engineers to join our team! In this role, you will be developing and enabling new payment methods and features for Client s Server SDKs. You will play a pivotal role in designing and building the next generation of developer experience. You will be responsible for building and delivering features for Client s Server SDKs, maintaining and contributing to open source, and evangelizing and engaging with external developers. We re looking for someone who is eager to learn and able to master many technologies and has a strong focus on empathizing and understanding what developers need. What you need to bring: Experience building web applications and services Willingness to work in a variety of languages (Ruby, Python, PHP, etc...) Experience in developer-facing products (e.g. SDKs, REST APIs, GraphQL) or products that enable third-party application development are great to have but not required. Excited about our team s focus on open source and improving developer experiences. Experience with or interest in working with a team of talented engineers Keep up to date on industry trends and technologies and apply them to our products. Types of projects we work on: We do a lot of open-source development as our SDKs are in public GitHub. We also contribute to other open-source projects. We build and support SDKs which are the primary way for a merchant to accept payments on their websites and mobile apps. We are launching new and interesting ways to pay through our SDKs. We create easy-to-use developer tools that supplement our SDKs and Integrations. We are focused on improving the developer experience by engaging with the external developer community, creating tutorials, blogs, and speaking at conferences. Open dev days: every week we spend a day working on projects that interest us and help us expand our skills and knowledge. Your day to day: Building and maintaining Server SDKs Partnering closely with cross functional partners, like Venmo, in design and product. Providing feedback on code and contributing to architecture discussions. Engaging with internal and external developers to better understand developer pain points and ways to improve the developer experience. Pay Transparency: The typical base pay for this role across the U.S. is: $60.00-$80.00/hr. Final offer amounts, within the base pay set forth above, are determined by factors including your relevant skills, education and experience and the benefits package you select. Full-time employees are eligible to select from different benefits packages.Packages may include medical, dental, and vision benefits, 10 paid days off, 401(k) plan participation, commuter benefits and life and disability insurance. For information about our collection, use, and disclosure of applicant's personal information as well as applicants' rights over their personal information, please see our Privacy Policy (************************************************ Aditi Consulting LLC uses AI technology to engage candidates during the sourcing process. AI technology is used to gather data only and does not replace human-based decision making in employment decisions. By applying to this position, you agree to Aditi's use of AI technology including calls from an AI Voice Recruiter. #AditiConsulting

As a Unity / C# Software Engineer, you will join a passionate and growing team of developers to work on cutting-edge Virtual and Augmented Reality solutions that make a tangible difference in the lives of doctors and patients alike. You will play a critical role in designing and developing advanced applications that empower medical professionals, enhance patient care, and push the boundaries of healthcare technology. Responsibilities Analyze technical requirements for implementing new features or modifying existing ones. Identify weaknesses in the existing codebase and refactor to improve resilience, maintainability, scalability, and performance. Produce high-quality, consistent, readable, and maintainable code that aligns with team standards. Participate in peer code reviews, draft technical design documents, and contribute to technical discussions. Implement complex modifications to existing software to meet specialized needs and configurations. Optimize performance by identifying bottlenecks and improving rendering efficiency, memory management, and processing speed. Develop unit tests, integration tests, and debugging strategies to ensure software reliability and robustness. Collaborate cross-functionally with designers, UX researchers, QA engineers, and other stakeholders to refine product functionality and user experience. Work with product managers and project owners and to resolve issues and deliver features on time. Contribute to automation efforts, including CI/CD pipelines and automated testing frameworks. Ensure security and compliance by following best practices in secure coding and adhering to relevant data privacy regulations. Stay updated on emerging technologies, tools, and industry trends, particularly in AR/VR and healthcare software development. Assist in technical decision-making, including architecture design, tool selection, and infrastructure improvements. Provide ongoing support, monitor system performance, and apply updates and patches post-deployment. Mentor and guide junior developers and interns to foster growth and knowledge sharing. Qualifications Bachelor's degree or higher in Computer Science, a related field, or equivalent experience. 5+ years of experience in C# programming, with substantial hands-on experience using Unity 3D. Expertise in designing elegant, scalable systems using best practices and Object-Oriented Programming (OOP) principles. In-depth understanding of the system-level impact of design choices and the ability to make informed trade-offs. Proven track record of successfully developing and delivering complex systems from concept to post-deployment maintenance. Quick learner, with the ability to adapt to and own new concepts, contributing innovative solutions. Comfortable navigating ambiguity and working in dynamic environments. Strong focus on code reusability, maintainability, and clarity. Strong experience with software version control systems such as Git. Knowledge of and experience working with 3D math (e.g., vectors, matrices, transformations). Exceptional communication, negotiation, and presentation skills, with a team-oriented mindset. Preference will be given to candidates with the following bonus qualifications: Experience with computer graphics (e.g., rendering, shaders, or 3D modeling workflows). Experience with computer vision. Experience building software for real-time user interactions, such as games or simulations. Knowledge or experience in building networking/multi-user experience solutions. Experience working with the healthcare industry in any capacity. Compensation and Benefits Salary Range for Position: $80K-$160K per year. ImmersiveTouch generously offers Medical, Dental and Vision Insurance along with a 401K Plan.

Design and develop full-stack applications using Java, Node.js, and React. Collaborate with product managers, UX/UI designers, and other developers to deliver high-quality software. Ensure applications are optimized for maximum speed and scalability. Develop and manage well-functioning databases and applications. Write effective APIs and integrate third-party services. Troubleshoot, debug, and upgrade existing software. Implement security and data protection solutions. Participate in code reviews and provide constructive feedback to peers. Stay up-to-date with emerging technologies and industry trends. Roles & Responsibilities: Bachelor's degree in Computer Science, Engineering, or a related field. 5+ years of professional experience in full-stack development. Proficiency in Java, Node.js, Typescript and React JS. Experience with AWS services and cloud architecture. Strong knowledge of front-end technologies, including HTML, CSS, and JavaScript. Familiarity with database technologies such as SQL and NoSQL. Experience with version control systems (e.g., Git). Strong problem-solving skills and ability to work independently and as part of a team. Excellent communication and interpersonal skills. Master's degree in Computer Science, Engineering, or a related field. Certification in AWS or other cloud platforms. Experience with CI/CD pipelines and DevOps practices. Knowledge of microservices architecture and RESTful API design. Experience with containerization technologies like Docker and Kubernetes. / Post Graduate

Job Title: C++ Developer - High-Performance Trading Systems Employment Type: Full-time About Us: We are a leading proprietary trading firm that leverages advanced technology and quantitative strategies to execute trades across global financial markets. Our team thrives on innovation, high-performance computing, and low-latency systems to gain a competitive edge. We are looking for a talented C++ Developer to help build and optimize our high-speed trading infrastructure. Role Overview: As a C++ Developer, you will design, develop, and enhance ultra-low-latency trading systems. You will work closely with traders, quantitative researchers, and other engineers to build efficient, scalable, and high-performance software solutions that drive our trading strategies. Key Responsibilities: Design, develop, and optimize high-performance, low-latency C++ trading systems. Implement and fine-tune real-time market data processing and trade execution algorithms. Optimize performance at the hardware and network level, leveraging CPU/GPU acceleration. Develop and maintain connectivity solutions to major financial exchanges. Collaborate with quants and traders to improve execution speed and efficiency. Implement robust testing frameworks and simulation environments. Monitor and troubleshoot production trading systems to ensure stability and reliability. Leverage multi-threading, lock-free programming, and memory optimization techniques. Requirements: Education: Bachelor's, Master's, or Ph.D. in Computer Science, Electrical Engineering, or a related field. C++ Expertise: Strong proficiency in modern C++ (C++17/20) with deep knowledge of STL, Boost, and multi-threaded programming. Low-Latency Systems: Experience in high-performance computing, network optimization, and lock-free data structures. Networking & System-Level Programming: Familiarity with TCP/IP, UDP, kernel bypass technologies (DPDK, RDMA), and hardware optimization techniques. Algorithmic Thinking: Strong problem-solving skills and experience with data structures, algorithms, and concurrency. Market Knowledge: Understanding of financial markets, trading protocols (FIX), and market microstructure is a plus. Linux Development: Experience with Linux, scripting (Python, Bash), and system-level debugging tools (gdb, perf, strace). Performance Optimization: Experience in profiling, latency measurement, and CPU/GPU acceleration (SIMD, AVX, CUDA) is highly desirable. Preferred Qualifications: Experience in low-latency, high-frequency trading (HFT) or electronic trading platforms. Background in exchange connectivity development and order routing. Knowledge of FPGA acceleration and hardware/software co-design. Contributions to open-source C++ projects or competitive programming experience.

Be a part of our success story. Launch offers talented and motivated people the opportunity to do the best work of their lives in a dynamic and growing company. Through competitive salaries, outstanding benefits, internal advancement opportunities, and recognized community involvement, you will have the chance to create a career you can be proud of. Your new trajectory starts here at Launch! Launch Consulting is seeking a Senior AI Software Architect to lead the design and deployment of advanced AI solutions, with a focus on generative AI, large language models, and real-time inference systems. This role is central to our AI strategy, developing forward-thinking architectures and leveraging cutting-edge tools to solve complex business problems across industries. Responsibilities Include: AI Systems Architecture & Design Architect scalable AI solutions using the latest frameworks such as LangChain, Ray, TensorFlow, PyTorch, and Hugging Face Transformers. Lead the design of distributed AI platforms with cloud-based infrastructure (e.g., AWS SageMaker, Azure Machine Learning, GCP AI Platform) to ensure scalability and performance. AI Strategy & Innovation Shape and execute AI strategies across diverse projects, integrating modern AI tools and technologies into client solutions. Drive innovation by staying at the forefront of AI advancements, focusing on LLMs, vector embeddings, real-time inference, and generative AI models. Collaboration & Integration Work closely with cross-functional teams of data engineers, data scientists, cloud architects, and business stakeholders to ensure AI architectures align with business goals. Lead AI model integration into various applications through seamless API development and cloud-based infrastructures, optimizing for performance and real-time use. Generative AI & Model Deployment Lead the deployment of AI models, including LLMs and Generative AI, into large-scale, high-demand environments. Optimize model performance for real-time inference pipelines and ensure efficient AI operations with modern orchestration platforms such as Kubeflow, MLflow, and Airflow. Leadership & Mentorship Provide technical leadership and mentorship within studio environment, fostering a culture of innovation and knowledge sharing. Lead AI-related discussions and decisions, ensuring technical rigor and alignment with cutting-edge AI development practices. Qualifications Include: 10+ years of experience in software development, system architecture, and cloud environments, with a strong track record in leading technical teams of at least 8 or more. 3+ years of experience focusing on AI and machine learning, including hands-on experience with modern AI frameworks (e.g., TensorFlow, PyTorch, Ray, Hugging Face). Prior IT digital consulting/services experience is required. Proficiency in programming languages such as Python, JavaScript, or C# with practical experience in AI model development and deployment. Extensive experience architecting and deploying solutions on cloud platforms like AWS, Azure, or GCP. Expertise in building containerized AI applications using Docker, Kubernetes, and orchestration tools like Kubeflow and Airflow. Proven ability to lead AI projects from concept to deployment, providing thought leadership on AI best practices and strategy. Exceptional communication skills to explain complex AI systems to technical and non-technical stakeholders alike. Compensation & Benefits: As an employee at Launch, you will grow your skills and experience through a variety of exciting project work (across industries and technologies) with some of the top companies in the world! Our employees receive full benefits-medical, dental, vision, short-term disability, long-term disability, life insurance, and matched 401k. We also have an uncapped, take-what-you-need PTO policy. The anticipated base wage range for this role is $180,000-$215,000. Education and experience will be highly considered, and we are happy to discuss your wage expectations in more detail throughout our internal interview process.

We are seeking a Lead Low-Code Developer to spearhead the creation and management of our Enterprise Power Platform Center of Excellence (CoE). This pivotal role demands a strategic leader who can drive the design, development, and deployment of innovative business solutions leveraging the Microsoft Power Platform and Azure services. You will be responsible for building and mentoring a high-performing development team, establishing robust governance frameworks, and partnering with key stakeholders to deliver impactful solutions that optimize operational efficiency and seamlessly integrate with our enterprise ecosystem. Responsibilities Lead the design and development of end-to-end solutions using Power Apps (Canvas and Model-driven), Power Automate, and Power Pages. Architect scalable data models and implement intricate business logic to support critical operations. Optimize and automate business processes through the creation of efficient Power Automate workflows. Develop and deploy custom connectors to seamlessly integrate with external systems via APIs. Provide expert technical guidance and mentorship to junior developers, fostering their growth and development. Collaborate closely with stakeholders to translate business requirements into high-performing Power Platform solutions. Ensure all solutions meet stringent standards for security, performance, and scalability. Conduct thorough code reviews and actively contribute to continuous improvement initiatives. Maintain comprehensive technical documentation, including specifications and solution architecture Requirements 5+ years of experience developing with Microsoft Power Platform Advanced expertise in Power Apps development (both Canvas and Model-driven) Strong proficiency with Power Automate for complex workflow automation Experience building and maintaining Power Pages sites Proficiency in JavaScript for extending platform capabilities Solid understanding of Dataverse (formerly Common Data Service) Proficiency with SharePoint and SharePoint Online integration Experience with API integration and custom connector development Knowledge of SQL and database design principles Familiarity with Azure services complementary to Power Platform Experience with DevOps & ALM (Application Lifecycle Management) practices Strong problem-solving and analytical skills Excellent communication and collaboration abilities Additional Preferred Qualifications SAP integration experience with Power Platform Microsoft Certified: Power Platform Developer Associate or Developer Expert certification Experience with Power BI for data visualization and analytics Knowledge of SharePoint integration with Power Platform Experience with AI Builder and/or Power Virtual Agents Familiarity with Dynamics 365 applications Experience with Agile development methodologies

We are seeking a .Net Developer / AWS Cloud Architect to support a federal client in modernizing applications and transitioning them into an AWS Cloud environment. This is a great opportunity to contribute to a high-impact federal project in a technical leadership role. The position will play a key role in a collaborative Agile team responsible for developing new tools, enhancing existing systems, and providing ongoing Operations and Maintenance (O&M) support. Responsibilities: • Lead the migration of multiple applications from their current technical environment to AWS Cloud. • Architect and develop cloud-based solutions using .Net technologies (.Net Core). • Implement DevOps best practices, including CI/CD pipelines and infrastructure automation. • Design and maintain AWS infrastructure components such as VPCs, EC2, Load Balancers, and security tools. • Utilize Git-based source code repositories and collaborate in Agile development environments. • Ensure cloud solutions align with security and compliance requirements. Required Qualifications: • Experience: 5-7 years in IT, with at least 5 years of AWS experience. • Education: Bachelor's degree in a technical field. • Proficiency in .Net development and cloud-based application architecture. • Hands-on experience with AWS services, including: • CloudFormation • EC2 • Load Balancers (ALB/NLB) • VPC and AWS network design • CloudTrail & CloudWatch • GuardDuty • Familiarity with Docker, Kubernetes, and containerized application deployment. • Experience working with Azure DevOps CI/CD pipelines. • Strong communication, problem-solving, and team collaboration skills. Preferred Qualifications: • AWS-related certifications. • Experience with Elastic Beanstalk, Elastic Container Service (ECS), Fargate, and Elastic Container Registry. Experience defining cloud application architectures.

Apexon is a digital-first technology services firm specializing in accelerating business transformation and delivering human-centric digital experiences. We have been meeting customers wherever they are in the digital lifecycle and helping them outperform their competition through speed and innovation. Apexon brings together distinct core competencies - in AI, analytics, app development, cloud, commerce, CX, data, DevOps, IoT, mobile, quality engineering and UX, and our deep expertise in BFSI, healthcare, and life sciences - to help businesses capitalize on the unlimited opportunities digital offers. Our reputation is built on a comprehensive suite of engineering services, a dedication to solving clients' toughest technology problems, and a commitment to continuous improvement. Backed by Goldman Sachs Asset Management and Everstone Capital, Apexon now has a global presence of 15 offices (and 10 delivery centers) across four continents. We enable #HumanFirstDIGITAL Job Description: Technical Skills: o .NET C# Core: Proficiency in developing applications using .NET C# Core. o SQL Server: Experience in designing, implementing, and optimizing databases with SQL Server. Programming Methodologies: o Extreme Programming: A strong background in extreme programming methodologies, with a specific focus on test-driven development (TDD). o SOLID Principles: Deep understanding and experience implementing SOLID principles to ensure the development of software that is easy to maintain and extend. Design and Architecture: o Decoupling: Knowledgeable in the strategies for decoupling components to reduce dependencies and improve modularity. o Abstraction and Interfaces: Proficient in using abstraction and interfaces effectively to design flexible and scalable systems. o Design Patterns: Experienced in utilizing design patterns to solve common design issues and enhance code readability and efficiency. o Service-Oriented Architecture (SOA): Experienced in developing and integrating software solutions using service-oriented architecture principles. Application Security: o Security Frameworks: Understanding and experience implementing security frameworks such as OpenID, OAuth, OpenID Connect, and the .NET Identity library. o Security Best Practices: Capability to integrate comprehensive security measures into software designs, ensuring robust protection against various security threats

Role: Software Engineer The Britannica Group owns two of the world's most valuable and trusted sources of knowledge: Encyclopaedia Britannica (established 1768) and Merriam-Webster (established 1825). Now, as digital-first brands, they serve a global audience of more than 2 billion users on the web, apps, and social media. We are hiring for a Software Engineer to join the Britannica engineering team. Candidates will be part of a collaborative and agile group of engineers, working closely with Product, Editorial, and Marketing teams on architecting and implementing technological solutions. Candidates should have experience with the full stack development lifecycle of modern web applications. Ideally, candidates will have a working knowledge of Python, SQL, JavaScript, HTML and REST APIs. LOCATION:Chicagoland/Hybrid An ideal candidate will have: 2+ years of engineering experience building and maintaining software applications B.S. in Computer Science or related field, or equivalent industry experience Demonstrated expertise writing concise, well crafted, and resilient code Proficiency with frontend languages including JavaScript, HTML and CSS Proficiency with the Python programming language and Flask Experience building and consuming REST APIs and web services using JSON/XML Experience with Git/Github and performing code reviews Experience with SQL and relational databases such as PostgreSQL Familiarity with LInux, Windows and shell scripting Familiarity with at least one modern JavaScript framework such as React Self-starter who can lead a project, collaborating with others as well as working independently Able to quickly adapt and independently learn new technologies to solve business issues Proven analytical and problem-solving skills with high attention to detail and accuracy Passion for creating things that people love to use Britannica strives to provide its users with trustworthy, verified information in a constantly changing world. We aspire to fulfill that mission with a workforce who represent a variety of life experiences and points of view. All backgrounds and cultures are welcomed.

C++ Engineer (HFT - Low Latency) World Leading High-Frequency Trading Firm Chicago $350,000 - $750,000 total comp We're working on behalf of one of the world's leading high frequency trading firms with some of the most sophisticated technical teams and systems in industry who are looking for highly talented C++ Software Engineers in Chicago. Within their centralized engineering team, you will work to design, build, implement and optimize highly complex solutions to improve the trading platform performance. Whether you're currently working in tech, investment banking, or trading this is an opportunity to build on your C++ skills with some of the brightest minds in industry within an environment which encourages autonomy, ownership, and impact. Required experience Bachelor's degree or higher in Computer Science, Mathematics or a related field with strong academic performance 2 - 6 years commercial experience working as a C++ developer with a focus on latency and performance Excellent communication skills and the ability to work with cross functional teams Commercial experience working with Linux systems Strong problem-solving skills and the ability to work autonomously in a fast-paced environment

A Chicago based world-class HFT firm is looking for strong C++ Software Engineers to optimize ultra-low-latency systems for high performance trading. I've been to their office in December last year, have made numerous placements with them in the past couple of years and can confidently say they allow engineers to have autonomy over their projects that have a huge impact on PnL, have access to cutting edge tech (ultra low-latency networking, Kernel Bypass, FPGA's, microwave signals) and offer competitive bonus packages. If you have 2-5 years professional experience working in a real-time, multithreaded environment, using C++, apply below.

One of the top, industry leading prop firms is looking for a C++ Software Engineer to join their options technology team, in their successful market data team. They are one of the most widely known global players for tech and trade and business operations. The team is focused on ensuring the business has access to market data coming from exchanges to understand the performance of their trading activity and make better - informed decisions about their trading strategies. Responsibilities: Leading a team that continues to grow. Independently leading large-scale research projects focused on building applications, based on traders' needs. Collaborating smoothly with the members of the team and providing insight on programming solutions using C++. Work in a high-pressure environment and provide quick solutions. Requirements & Qualifications: Strong experience as a senior engineer in the industry with a focus on C++. Proven track record of working as a leader of a team and having an impact in their growth. Skills in building and optimising trading systems as well as maintaining high performance and quality standard. Familiarity with market data coming from exchanges and making assessments based on those. Understanding of Quantitative Research needs. A solid academic foundation in a STEM discipline with a preference in Engineering. This is a fantastic opportunity to work as a leader of a continuously growing team of a global trading company, with high rewards on offer as well as career progression opportunities. For a conversation regarding the role, you can reach out to ****************************.

Department: Global Banking Technology & Operations As a Senior Big Data Java Engineer, you will contribute to the development of our client's data lake streaming platform on Azure. Working independently within a Feature Team, your primary responsibilities include: Development & Architecture: Architect, design, and build Java applications using Kafka Stream and Spark in Azure; develop scalable, resilient data pipelines. Quality Coding: Write and maintain high-quality Java code, ensuring adherence to best practices. System Design: Focus on scalability and resiliency when designing systems; troubleshoot performance issues in distributed systems managing large data volumes. Code Reviews & Team Collaboration: Conduct code reviews, provide feedback, and support team improvements. Customer-Focused Solutions: Break down customer requirements with the Product Owner, ensuring alignment with project goals. Testing & Deployment: Manage testing, deployment, and production activities, adhering to chapter guidelines for stability. Continuous Improvement: Participate in pair programming, write unit and BDD-style tests (JUnit, Mockito, Cucumber), and engage in backlog refinement. Key Skills & Competencies Proficiency with Java, Kafka Streams, Spark, and Spring Boot (or other Java frameworks). Expertise in distributed systems design, especially Big Data systems for batch and real-time processing. Experience with cloud platforms (AWS or Azure), and tools such as Elastic Search, Kibana, and Kubernetes. Strong understanding of RESTful API design and third-party API integration. Proficiency with version control systems like Git. Agile methodology experience, ideally Scrum. Familiarity with automated testing, including test-driven development, unit and integration testing, and BDD. Knowledge of continuous integration tools and service-oriented architectures. Excellent analytical skills with the ability to simplify complex problems. Results-driven and team-oriented with a focus on collaboration and client satisfaction. Experience & Education 7+ years in Java programming at a senior level. 3+ years with Spark, Kafka, and cloud technologies. Bachelor's or Master's degree in Computer Science, Information Technology, or a related technical field.

Scala Software Engineer - Hybrid (Chicago, IL) Up to $200k + 10% Bonus + Comprehensive Benefits Package My client is a leading technology-driven company specializing in large-scale, high-availability platforms that power mission-critical applications. They are at the forefront of building scalable, distributed systems that support millions of transactions daily, leveraging cutting-edge technologies to drive efficiency, security, and performance. The successful Scala Software Engineer should have experience in Scala and Typelevel (Cats Effect), along with knowledge of Microservices, Kafka, AWS, and Kubernetes. As the Scala Software Engineer, you will design and optimize event-driven services, develop microservices in a cloud environment, and enhance real-time data streaming and container orchestration. Ensuring system resilience and scalability, you will collaborate with cross-functional teams while following best practices in test-driven development, continuous integration, and Agile methodologies. What You'll Get: Salary up to $180k + 10% bonus. Comprehensive benefits package and strong career growth opportunities. Hybrid work setup (2 days onsite in Chicago, IL). Work on mission-critical systems with a team of elite engineers solving complex challenges. If you're a passionate Scala Software Engineer who is excited about high-performance engineering and wants to work in a fast-paced, technology-first environment, apply today! We make an active choice to be inclusive towards everyone every day. Let us know if you have any accessibility requirements or would like to apply for this role another way by emailing: ****************************** (Skillset: Scala, Scala Software Engineer, Scala Engineer, Functional Programming, Typelevel, Cats, Cats Effect, Functional Programming, AWS, Kafka, Microservices, Cloud)

Who We Are Jobba Trade Technologies, Inc., a Chicago-based tech firm, provides practical technology to help construction companies execute and improve their business. We are a fast-moving, growing company with a serious need to build on our strong team. We are looking for a Senior Front End Developer for our Rosemont location. What You'll Do We are seeking a highly motivated and experienced Back End Developer to join our dynamic team at Jobba Trade Technologies. As a Senior Back End Developer, you will be responsible for leading the design, development, and maintenance of high quality, performant, and scalable back-ends for our SaaS products. You will work closely with our front-end developers, product managers, project managers, and other stakeholders to deliver innovative solutions that meet customer needs and drive business growth. Responsibilities include: Design and Development Design, implement, and lead the implementation of back-end software that meets business requirements and objectives. Follow best practices and company standards to ensure Design systems to ensure high performance, scalability, maintainability, and reliability of software products. Implement security best practices and ensure that software architectures comply with relevant security standards and regulations. Technical Expertise Provide technical expertise in terms of back-end software, supporting other developers, making smart technology decisions, and help foster a culture of learning and growth within the organization. Promote a culture of continuous improvement by staying updated with the latest industry trends and incorporating new technologies and methodologies. Help define technical standards, guidelines, and best practices for coding, design, and technology stack usage. Conduct code reviews to ensure adherence to architectural standards and best practices. Collaboration with Stakeholders Work closely with cross-functional teams, including front end developers, UX/UI designers, and product managers, to deliver high-quality software solutions. Collaborate with project managers to define project scope, timelines, and resource allocation. Work with QA teams to ensure software quality, performance, and reliability. Work with DevOps to perform security assessments and audits to identify and mitigate cybersecurity risks. What You'll Need Passion and Personality Strong sense of personal responsibility and accountability for delivering high-quality work, both personally and at a team level. Demonstrated ability to think and operate at multiple levels of abstraction from a holistic, system-wide perspective in designing and implementing complex, distributed software applications that are modular, performant, and scalable Strong problem-solving, critical thinking, and analytical skills to identify set up , define, and implement efficient interpret algorithms, optimal data elements, and meaningful entity relationships for the most accurate modeling of the given business requirements Self-motivated individual with excellent time management and organizational skills Eagerness to learn emerging technologies and incorporate them into product designs if and where appropriate Hands on senior developer with experience/ability to lead technical teams, drive on-time delivery, set direction and ensure client satisfaction. Excellent communication, presentation and problem-solving skills - ability to understand business needs, evaluate trade-offs, maximize ROI, , provide alternatives, etc. Knowledge & Experiences Education: Bachelor's degree in Computer Science, Mathematics, Engineering, or a related field highly desired A minimum of 6+ years of experience in software development on large scale SaaS enterprise projects in N-tier configurations Extensive demonstrated experience with C# / .NET Framework 4.5+, Entity Framework 6+, REST APIs, Web Sockets, IIS 8.0+ web applications, Windows Services, code analysis, and automatic build tools such as Team City, etc. k. Knowledge of one or more of the following front-end languages and related frameworks useful: HTML 5, CSS 3, Angular 15+, TypeScript, JavaScript ECMA 6+, and UI component libraries such as Kendo UI Strong understanding of relational databases like Microsoft SQL Server & PostgreSQL and data normalization principles (3NF) required. Familiarity with cloud hosting platforms (e.g., Azure, GCP) and DevOps practices. Company Benefits: Jobba offers attractive and generous employee benefits. A comprehensive list can be found on our website: ************************** About Jobba Trade Technologies: Jobba Trade Technologies is a cloud-based SaaS that helps roofing companies communicate between the field team and office teams to provide effective job management with an engaging customer experience. These client management solutions create important outcomes - increased profits and better client retention and referrals. Jobba Trade Technologies is built on cross team collaboration built through in-person interactions. Our Rosemont location has easy access to the Blue line and freeways. In addition to having ample office space to provide a comfortable working environment, we offer an onsite gym, free parking, cafes and knowledgeable team members you can learn from. While we are primarily onsite, we all have priorities outside of work and are flexible to support our employees as needed. At Jobba, we focus on continuous improvement - of our product, of our company, and of ourselves. We don't expect our employees to be perfect. We know you'll be excited to be learning and growing all while positively impacting our clients and our business. Jobba Trade Technologies offers a comprehensive benefits package including health, dental, vision, life, 401K and 401K matching. We are an equal opportunity employer. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. Please note: For this role, we are unable to sponsor or take over sponsorship for work visas.

We are seeking a highly skilled and driven Trading Infrastructure Engineer to join our execution technology team. This role involves working alongside a group of experienced professionals dedicated to maintaining and enhancing real-time trading operations. You will play a key role in optimizing critical system performance, collaborating with development teams, and ensuring seamless market connectivity. Key Responsibilities: Maintain stability of trading systems, swiftly addressing operational issues to minimize downtime. Work closely with developers and traders to refine system architecture and improve execution efficiency. Build and enhance automation tools to streamline system operations and reliability. Oversee market connectivity, troubleshoot exchange-related technical issues, and ensure seamless order flow. Monitor real-time system performance, proactively identifying risks and implementing long-term solutions. Required Qualifications & Skills: Bachelor's in Computer Science, Information Technology, or similar field of study 3+ years of experience in application support, site reliability engineering, or related role that focuses on supporting high-performance applications Demonstrated experience working in a production Kubernetes environment required Proficiency with writing tools and scripts in Python and Bash required Experience with observability tools (Prometheus), databases (SQL and MongoDB), and data-driven analysis is a strong plus Familiarity with CentOS or related enterprise Linux distributions (e.g. RHEL, Rocky Linux) is a plus Self-driven with a passion for engineering and a natural sense of curiosity A team player with strong communication skills This position offers the opportunity to work in a dynamic, fast-paced trading environment where precision and innovation drive success. If you're passionate about high-performance systems and thrive in a problem-solving role, we'd love to hear from you.

Only on W2 Senior Software Engineer Hybrid in Chicago IL This is back end core java development role. First will focus on this experience: 1. Financial message processing experience over TCP/UDP 2. Multithreading experience 3. Data structure 4. Nice to have : low latency experience Responsibilities: Senior Software Engineer role is responsible for working with a team of technology engineers, and contribute to projects to drive and execute the strategy for technology advances in CME's electronic trading platform Individual will be working on projects for systems that must achieve a unique blend of ultra-low latency performance, the capacity to seamlessly facilitate the busiest trading days in the world economy, rock-solid reliability and integrity and handle real-time synchronization of a geographically distributed system, all while undergoing rapid release cycles This role is within QDM team which is responsible for Quote streaming of millions of messages per day , Order Entry and Matching with the lowest possible latency Skills: Develops designs for all aspects of a project; Experience working with high availability, low latency systems Experience working with Java (Data Structures, Collections, Multi-threading) , Oracle & Linux Ability to communicate clearly in written and oral form to team members Exhibits language proficiency and independently writes application modules and unit tests as well as designs independently Contributes to architectural discussions. Interprets and enforces architecture for a development team Influences best practices development, contributing to process enhancements, and enforces best practices on project work Conducts system-wide testing and some integration testing (Junit and cucumber) Helps with debugging/designing the automated test frameworks Provides input for code reviews and helps with environment build deployments, release notes and build notices; Reviews code to proactively identify and mitigate potential issues and defects and helps to identify sources of defects as well as troubleshoots various forms of code Uses design tools to frequently share and communicate design ideas on larger systems Uses patterns frequently, contributing to best practice and process enhancements A bachelor or masters' degree.

Company Description: Grossman Software Solutions is a dynamic, fun, and growing software company located in the suburbs of Chicago in beautiful Oakbrook, Illinois. For over 45 years we've provided quality software and business services to some of the largest and most successful agricultural commodity corporations in the world. Our development office in Oakbrook Terrace is responsible for new modules and support for Agrosoft, our corporate accounting software. We're looking for talented analyst/programmers who helps our team achieve our vision of providing the finest commodity software experience in the world. Job Description: We love software developers, because that's who we are and what we do. We're looking for a bright, intuitive developer familiar with programming in a React, Typescript, Visual Studio, .Net environment. Experience with Cloud computing and/or accounting a plus. You will be responsible for documenting and understanding the business requirements as well as coding, testing, documentation, and interacting with the customers who use our software. We are committed to maintaining a casual and fun team environment: your bosses and coworkers will all be developers and every one of us will be invested in your success. We offer flexibility, PPO health care benefits, room for skills growth and advancement, and a 401K match. This is an opportunity to increase your skills as a business analyst as well as your technical skills. Our median tenure is 15+ years; come join us and you'll see it's a great place to work! Desired Skills and Expertise: Applicants should have strong programming skills including experience with data structures and database technologies such as Microsoft SQL Server. We are looking for senior level system architects as well as software developers and business analysts. The candidates must be citizens or authorized to work permanently in the United States and be ready to join our fun, productive team! --

Software Engineer - C++ A world-leading global systematic hedge fund is looking for a Software Engineer to be a part of its multi-billion technology trading platform and looking for a candidate with strong technology experience across multiple disciplines, High-Frequency Trading, and Low Latency Environments. Software Engineers with expertise in C++ will be a part of the Core Infrastructure team which is responsible for designing, developing, and maintaining a low latency trading platform that is deployed globally. Skills Required: Have significant experience developing high-availability systems in C++ and Python with very tight resource/latency constraints Have a background in multi-threaded programming and a strong understanding of hardware/software interaction Are comfortable working “under the hood” and you are quite skilled in performance tuning (applications, Linux, socket I/O, etc.) and troubleshooting Have experience working with C++ libraries like STL and Boost Are up to date on the C++11/14 standards Have worked on challenging projects that involved things like building a custom compiler, writing a matching engine, or working with large amounts of data in real-time Have strong verbal and written communication skills Experience working in the trading industry or another ultra-low latency-sensitive business that involves solving remarkably complex problems Full life-cycle software development utilizing exotic hardware/software architectures for ultra-low latency trading systems This position offers a generous basic and bonus with huge career progression working for a world-leading hedge fund and building a team that is building the next generation risk platform in electronic trading. Outstanding benefits package on offer to support you both professionally and personally. These benefits include generous medical coverage, paid parental leave, and a variety of other benefits focused on providing the best employee experience. For more information please apply now.