NET Developer Jobs in Zion, IL

Key Responsibilities: •Design and implement efficient parallel algorithms leveraging CUDA to accelerate processing of large datasets in healthcare applications such as medical imaging, genomics, and predictive analytics. •Work with healthcare data (such as medical images, patient records, and clinical data) to optimize data throughput and reduce processing times, ensuring faster and more accurate results. •Collaborate with data scientists, machine learning engineers, and healthcare professionals to translate complex problems into optimized solutions for high-performance computing environments. •Develop and maintain software frameworks and libraries for GPU-accelerated applications in healthcare. •Conduct performance tuning, profiling, and optimization to maximize the efficiency of CUDA-based applications. •Perform unit and integration testing, troubleshooting, and debugging for GPU-accelerated healthcare solutions. •Stay up-to-date with the latest advancements in GPU computing and CUDA technologies, and identify new opportunities for optimization and innovation. •Document technical specifications, processes, and code to ensure knowledge sharing and maintainability of the codebase. •Ensure that healthcare applications meet regulatory standards for data security, privacy (HIPAA compliance), and patient confidentiality. Qualifications: •Bachelor's degree in Computer Science, Engineering, or a related field. Master's degree preferred. •3+ years of experience in CUDA programming and GPU optimization, with a focus on high-performance computing. •Strong proficiency in C/C++ and hands-on experience with CUDA programming and profiling tools (e.g., Nsight, Visual Profiler). •Experience with medical imaging libraries (e.g., ITK, VTK, OpenCV) and healthcare-related data processing is a plus. •Solid understanding of parallel computing concepts and performance optimization techniques. •Familiarity with machine learning frameworks such as TensorFlow, PyTorch, or similar, particularly for healthcare applications. •Experience with healthcare data formats (e.g., DICOM, HL7) is a plus. •Strong problem-solving skills, attention to detail, and ability to work in a fast-paced and collaborative environment. •Knowledge of cloud platforms (AWS, Google Cloud, Azure) and containerization technologies (e.g., Docker, Kubernetes) is a plus. •Knowledge of healthcare industry standards, including HIPAA regulations, is preferred. Soft Skills: •Excellent communication and teamwork skills to collaborate with multidisciplinary teams. •Strong analytical and critical thinking capabilities. •Adaptability and a willingness to learn new technologies and tools in the healthcare domain. The expected salary range for this position is between $60,000 to $1,15,000 annually. The actual salary may vary based upon several factors including, but not limited to, relevant skills/experience, time in role, base salary of internal peers, prior performance, business line, and geographic/office location.

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.

Senior Android Developer - On-Site in Chicago We are seeking a skilled Senior Android Developer with expertise in Digital Rights Management (DRM) and video streaming technologies to join our team in Chicago. This role requires hands-on experience in developing high-performance Android applications with a focus on secure content delivery. Key Responsibilities: Develop and enhance Android applications with a focus on secure video streaming. Implement DRM protocols (such as Widevine) to protect digital content. Collaborate with product, design, and backend teams to build seamless, secure streaming experiences. Optimize app performance across various Android devices. Stay updated on Android development, DRM, and media streaming trends. Debug and resolve complex technical issues across different Android versions. Participate in code reviews to ensure high coding standards. Manage multiple projects, ensuring timely delivery of high-quality solutions. Required Qualifications: 5+ years of experience in Android development with a strong portfolio. Proficient in Java and Kotlin. Experience developing apps for both current and older Android versions. Strong knowledge of Android graphics stack, media frameworks, and UI optimization. Hands-on experience with Android architecture components and design patterns (MVVM, MVP). Understanding of secure storage, encryption, and app security best practices. Familiarity with cloud services (e.g., AWS) and version control systems (Git). Experience integrating RESTful and WebSocket-based APIs. Strong problem-solving skills and ability to work independently or in a team. Excellent communication skills to convey technical concepts to diverse stakeholders. Preferred Qualifications: Experience with adaptive streaming and real-time video delivery. Knowledge of crypto theory (PKI) and SGX enclave. Familiarity with DevOps practices, CI/CD pipelines, and agile methodologies. Experience in graphics and animation libraries.

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.

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! --

Senior Java Full Stack Developer - Job Description Job Title: Senior Java Full Stack Developer Experience: 8+ years Employment Type: Full-time Job Summary: We are seeking a Senior Java Full Stack Developer with expertise in Java, Spring Boot, Angular/React, and Microservices to build and maintain scalable web applications. The ideal candidate should have experience in both front-end and back-end development, ensuring seamless integration and high-performance applications. Key Responsibilities: Design, develop, and maintain full-stack applications using Java, Spring Boot, and front-end technologies (React/Angular). Develop RESTful APIs and Microservices to support scalable web applications. Implement responsive UI designs and integrate front-end with backend services. Optimize application performance and enhance security. Work with databases (SQL/NoSQL) for efficient data storage and retrieval. Ensure code quality with unit testing, integration testing, and CI/CD pipelines. Troubleshoot and debug technical issues in development and production environments. Stay updated with emerging technologies and recommend improvements. Required Skills & Qualifications: 8+ years of experience in Java full-stack development. Expertise in Java 8+, Spring Boot, Microservices, Hibernate. Strong experience with React.js or Angular for front-end development. Proficiency in REST APIs, Web Services, and API Gateways. Experience with SQL/NoSQL databases (MySQL, PostgreSQL, MongoDB). Hands-on experience with CI/CD tools (Jenkins, Git, Docker, Kubernetes). Familiarity with cloud platforms (AWS, Azure, GCP). Strong knowledge of HTML, CSS, JavaScript, TypeScript. Experience with state management (Redux, NgRx) is a plus. Knowledge of DevOps, Kafka, RabbitMQ is an added advantage. Excellent problem-solving and communication skills. Preferred Qualifications: Experience in Unit Testing and Automation (JUnit, Selenium, Cypress). Knowledge of containerization and orchestration tools (Docker, Kubernetes). Familiarity with GraphQL and WebSockets. Why Join Us? Work on cutting-edge technologies. Competitive salary and benefits. Flexible work environment with career growth opportunities. If you're a passionate Java Full Stack Developer, we'd love to hear from you! Apply now!

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

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

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

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.

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.

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.

Junior Software Engineer (Full-Stack & Mobile Development) As a Junior Software Engineer, you will work on a variety of projects spanning full-stack development and mobile application development for both Android and iOS. You will also have the opportunity to work with Cloud platforms such as AWS IoT, contributing to both backend services and frontend development. We are looking for individuals who are passionate about learning new skills and taking on challenges. As a growing company, we need team members who can adapt quickly, jump into projects as needed, and rapidly gain proficiency in new concepts. Responsibilities: Full-Stack Development: Contribute to both frontend and backend development of web-based applications, APIs, and cloud services. Mobile Development: Develop and maintain native iOS applications and frameworks focused on wireless connectivity and control using Swift. Develop and maintain native Android applications and frameworks focused on wireless connectivity and control using Kotlin. Backend & Cloud Services: Work on cloud-based backend services using Java (Spring Boot), Node.js, or Python. Develop and maintain RESTful APIs and WebSockets for real-time communication. Implement database solutions (SQL and NoSQL) to support mobile and web applications. Assist in configuring and managing AWS cloud infrastructure, including services such as AWS IoT, Lambda, DynamoDB, and API Gateway. Assist in defining and implementing robust app architectures and complex user interfaces. Participate in development planning, including creating schedules and defining development tasks and timelines. Communicate and justify technical design decisions with management. Collaborate with designers, engineers, and product managers to build innovative and scalable products. Provide on-site training for VIP clients when required. Have the opportunity to work outside of embedded and mobile if you have interest. Qualifications: Organized and detail-oriented with strong problem-solving skills. Strong communication skills and ability to work in a team. Proficiency with git and version control best practices. Minimum 1-year experience working with either iOS or Android native application development (personal projects count). Familiarity with common mobile development design patterns such as MVVM. Experience with backend technologies such as Spring Boot, Node.js, or Python (preferred). Familiarity with database technologies like PostgreSQL, MySQL, or MongoDB (preferred). Experience with RESTful APIs, GraphQL, and WebSockets (preferred). Understanding of offline storage, threading, and performance tuning (preferred). Strong communication skills with an interest in mentoring and educating others. Experience with Bluetooth Low Energy, Wi-Fi, Low Power Cellular, and other wireless technologies strongly desired but not required. At least some embedded development experience is a plus. Familiarity with test-driven development (TDD) and agile methodologies (a plus). Bachelor's or Master's degree in Computer Science, Electrical Engineering, or related discipline is preferred, but equivalent experience will also be considered. NOTES: NO C2C CANDIDATES, DO NOT APPLY, WE WILL REJECT ALL C2C APPLICANTS

A leading global automated proprietary trading firm is seeking a Software Engineer specializing in high-frequency trading (HFT) to spearhead the development of their next generation of trading systems and operations. In this role, you will motivate and guide teams to advance algorithmic trading technologies, utilizing cutting-edge quantitative tools while collaborating with exceptional engineers, ML traders, and Quant researchers. You will also be responsible for evaluating system performance and proactively identifying opportunities for improvement to optimise efficiency and reliability. Main Responsibilities Manage Trading Systems: Oversee the development and maintenance of state-of-the-art high-frequency trading systems and applications Collaborate Across Teams: Work closely with top-tier quantitative teams and technologists from various trading divisions to optimize trading solutions Enhance Operations: Drive improvements in trading operations across multiple asset classes globally Candidate Requirements Demonstrated experience in leading and mentoring engineering teams within a fast-paced environment Track record of optimizing and maintaining HF trading systems Strong programming skills in Python and C++ Solid knowledge of Linux/Unix systems for server management and deployment Strong academic credentials in a STEM discipline, preferably in computer science or engineering Apply now to join one of the top teams in algorithmic trading and financial markets, where you'll play a pivotal role in building next-generation trading systems and technologies.

INFI is an innovative provider of restaurant technology solutions, enabling food service businesses to enhance their customer experience, streamline operations, and boost loyalty. Our offerings include advanced data analytics, self-ordering solutions, custom mobile applications, and marketing tools designed specifically for the restaurant industry. Role Overview We are seeking a skilled and motivated Backend Developer to join our dynamic team. The ideal candidate will have at least 4 years of experience working with microservices cloud infrastructure and backend technologies, including Kubernetes, Docker, and cloud databases. You will design, develop, and maintain backend services, ensuring they are robust, scalable, and optimized for performance. Key Responsibilities Design, develop, and maintain RESTful APIs to support front-end and third-party integrations. Collaborate with cross-functional teams to define, design, and ship new features. Build and manage scalable cloud-based backend systems using Kubernetes and Docker. Write efficient and maintainable code in Golang. Design and manage SQL and cloud databases, with a focus on PostgreSQL and cloud database solutions. Implement best practices for testing, performance optimization, and security. Monitor, troubleshoot, and resolve issues in production systems. Required Qualifications 4+ years of experience in microservices and cloud infrastructure. Proficiency in Golang programming language. Hands-on experience with Kubernetes and Docker for containerized application development and deployment. Strong knowledge of database design and management using SQL and PostgreSQL. Experience with cloud database technologies, including Aliyun Cloud Services or similar platforms. Expertise in designing and implementing RESTful APIs. Strong problem-solving skills and attention to detail. Excellent communication and teamwork skills. Preferred Qualifications Familiarity with CI/CD pipelines and DevOps practices. Experience with distributed systems and microservices architecture. Knowledge of security practices in backend development. Prior experience working in Agile environments. What We Offer Competitive salary and performance-based incentives Flexible work environment, including hybrid options Professional growth opportunities within a fast-paced, high-impact team Equity Grant Why Join INFI? At INFI, you'll have the opportunity to shape the future of restaurant technology and directly influence our growth. If you're data-driven, thrive in a collaborative environment, and are passionate about scaling innovative products, we'd love to meet you.

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.

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)

SideChannel provides cutting-edge cybersecurity technology and services to protect mid-market to enterprise organizations. Our patented Enclave microsegmentation technology creates secure, software-defined networks, reducing attack surfaces without complex infrastructure changes. With rapid deployment and granular access controls, Enclave enhances security and limits lateral movement. Our vCISO services offer tailored risk assessments, compliance guidance, incident response planning, and security program development. SideChannel combines advanced technology with real-world expertise to defend against evolving cyber threats with scalable and cost-effective solutions. Role Description This is a full-time remote role for a Software Engineer. The preference is that you are near Chicago, but we are considering anyone in a nearby timezone. The Software Engineer will be responsible for developing, testing, and maintaining software applications written in GoLang. You will work closely with cross-functional teams to design and implement a multi-operating systems application, ensure code quality through best programming practices, and enhance existing software systems. Day-to-day tasks also include debugging, troubleshooting, optimizing software performance, and training on secure development coding practices. Anyone with a security and networking background moves to the head for the line. Qualifications Strong background in Computer Science Understand best secure coding practices Experience in API enabled data retrieval and storage and thick client software development Proficiency in Programming and Object-Oriented Programming (OOP) prefer in GoLang Excellent problem-solving and analytical skills Ability to work independently and collaboratively in a remote environment Excellent communication skills Prior experience in the cybersecurity industry is a plus Bachelor's degree or higher in Computer Science preferred Benefits 401k plus match Medical, Vision, and Dental insurance generous PTO policy training and conference attendance available Stock options Bonus potential