Senior Backend Architect - Lead Low-Latency APIs
Chime
A financial technology company is seeking a Technical Lead in Chicago to drive architectural decisions, lead projects, and build low-latency APIs for their Trust and Safety platforms. The ideal candidate will have over 5 years of software development experience, including Ruby on Rails proficiency, and a commitment to mentoring engineers. This role offers a competitive salary, flexible in-office work policy, health benefits, and generous vacation days, promoting personal and professional growth for all employees. #J-18808-Ljbffr Chime
- A diversified trading firm in Chicago is seeking an FPGA Engineer to design and implement low latency FPGA applications. The ideal candidate will have a Bachelor's degree in Computer or Electrical Engineering, with strong experience in Verilog and FPGA design flow. This...Senior
- Chicago Trading Company (CTC) in Chicago is looking for a Senior FPGA Engineer to join their FPGA development team. The role involves... ...with specialists to define an architectural vision for ultra-low-latency trading systems and working on the next generation of trading...Senior
$200k - $240k
A leading technology firm in Chicago is seeking an experienced Engineering Manager to lead a backend-focused engineering team powering core products. In this role, you will guide architecture, manage API-driven systems, and collaborate with various teams. A strong background...BackendSeniorRemote jobFlexible hours- A technology solutions company is seeking a senior C++ developer to enhance its core security products. The ideal candidate will have over 12 years of experience developing secure, low-latency applications in a Linux environment. This role involves maintaining a large...Senior
$112.48k - $146.54k
United Airlines is seeking a Senior Technical Lead to drive the development of critical applications, focusing on cloud-based solutions and... ...particularly with AWS technologies, Microsoft .NET Framework, and backend API development. Competitive benefits and a base salary range...BackendSenior- ...Trading Services team. This critical role involves designing and maintaining advanced trading systems deployed in Kubernetes, enhancing backend services, and delivering scalable solutions. Ideal candidates will bring 8+ years of software development experience, with strong...BackendSenior
- ...help us develop game-changing, high-quality solutions. As a Senior Lead Architect at JPMorganChase within Payments Technology - Commercial... ..., such as legacy transformation, cloud migration, or API enablement Experience with APIâled and eventâdriven architectures...SeniorFor contractors
- Overview Mobile-First API Development: Design and build secure, scalable REST/JSON (or... ...authorization, and versioning. Cloud-Native Backend Engineering: Develop and operate backend... ..., Security & Scalability: Ensure low-latency responses, data protection, encryption, and...BackendSenior
- Technical Product Manager, APIs and Platform Join to... ...Product Manager to lead the strategy, development... ...developer platforms, or backend systems. Strong technical... ...a focus on end‑to‑end latency and API reliability.... ...our GDPR notice here. Seniority level: Mid‑Senior level...BackendSeniorFull timeRemote workWork from homeVisa sponsorship
- A leading tech company based in Chicago is hiring a Mobile Developer V to design and develop secure, mobile-optimized APIs optimized for high-performance applications. The role demands strong... ...mobile experiences through efficient backend services. #J-18808-Ljbffr Compunnel...BackendSenior
- A leading tech company based in Chicago is seeking a professional for mobile-first API development and cloud-native backend engineering roles. You will design and build secure, scalable REST/JSON or GraphQL APIs and operate backend services in an AWS environment, ensuring...BackendSenior
- Ritchie Bros. is seeking a Senior Staff Software Engineer to lead technical execution within Product Engineering, focusing on API-driven services and event-driven architectures. You will collaborate with Product Management and engineering to deliver customer-centric capabilities...BackendSenior
- Prolaio is seeking an experienced Sr. Integrations Engineer (Backend) to lead the development of backend services connecting our platform with... ...This role involves designing integration patterns, developing APIs, and ensuring data security while providing mentorship to...BackendSeniorRemote jobFlexible hours
$140k - $175k
A leading SaaS company in Chicago is seeking a Senior Product Manager to define and drive the product strategy for core platform capabilities, integrating AI... ...product management experience focused on platform and API-facing products, along with strong technical fluency....SeniorWork at officeFlexible hours- A technology solutions company is seeking a Mendix Architect with integration experience to develop and configure applications using a low-code interface. The role focuses on optimizing performance and designing scalable solutions. Candidates should possess strong problem...Full time
- Phase2 Technology in Chicago is seeking a MuleSoft Architect to lead API and integration efforts that impact Federal Health outcomes. You will design and develop systems, utilizing MuleSoft and evolving integrations with advanced technology solutions. The ideal candidate...Remote job
- NinjaTrader in Chicago, IL is seeking a Sr. Software Engineer to join the NT Connect team, responsible for developing backend services for the brokerage API platform. The successful candidate will design and implement scalable solutions in a hybrid work environment. Key...BackendSenior
- ...ideal candidate will have a Bachelor's degree and at least 7 years of application development experience using C#, ASP.NET, MVC, and Web API. Strong communication skills and expertise in BizTalk development are essential. Responsibilities include developing solutions,...SeniorFull time
- Webologix Ltd/ INC in Chicago is seeking a Lead Java Backend Developer with 7 to 10+ years of experience to lead backend services, design APIs, and mentor junior engineers. The role... ...and code quality focus. You will architect scalable microservices, implement secure...BackendSenior
$150k - $175k
...of the financial industry's leading global brokerage and trading... ...insight. About The Role As a Senior Engineer you will assist in the... ...Hydra frameworks to build ultra-low-latency and high-throughput messaging... .... Implement customer facing API interfaces using FIX, REST,...SeniorFull timeLocal area- ...the future of an iconic company and make a direct impact in a dynamic environment designed for top achievers. As a Senior Lead Cybersecurity Architect at JPMorganChase, you are an integral part of a team that works to develop high-quality cybersecurity solutions for...SeniorFor contractors
- ...development experience with a strong focus on C#, .NET, SQL Server, and React.js. This position involves about 70% backend development, emphasizing RESTful APIs and database-driven applications in a collaborative Agile environment. Candidates will undertake...BackendSenior
- Remote. Our client seeks a Senior API Migration Engineer to lead the migration, validation, and optimization of REST APIs from on‑prem Exadata to Oracle... ...within the Oracle Cloud environment. Update backend queries, stored procedures, and integrations impacted by...BackendSeniorRemote work
- A leading network engineering firm in Chicago is seeking a Senior Network Engineer to own and evolve low latency network architecture. The role involves driving performance improvements across trading and research networks and influencing design decisions. Candidates should...Senior
- DSM-H Consulting is seeking an experienced test automation engineer in Chicago to extend and lead automation efforts across CI/CD pipelines and API testing. You will design and implement automation using Java, Karate, and JMeter while mentoring a team and collaborating...Senior
$82.08k - $193.44k
...Java Full Stack Senior Developer/Architect Choosing Capgemini means choosing... ...Join us and help the world’s leading organizations unlock the value... ...and development across backend, frontend, cloud-native services... ...(Kafka/RabbitMQ), and API design (REST/GraphQL) Design...BackendSeniorPermanent employmentFull timeContract workLocal area3 days per week$225k - $250k
Chicago Trading Company is seeking a Senior Engineer for the Market Data team in Chicago. This role involves designing high-performance... ...years’ experience with modern C++ and a strong background in low-latency systems. Competitive compensation package includes a salary...Senior- Senior / Lead Conversational AI & Digital Payments Solutions Engineer 02/04/2026 Contract Active... ...and vendor deliverables. Design and architect API integrations between internal platforms... ...assistant solutions integrated with backend systems, APIs, and analytics platforms....BackendSeniorContract work
- ...Illinois, is looking for a Sr. Staff Software Engineer to join their Product Engineering team. You will lead the development of AI-powered products while overseeing backend systems architecture and implementation. The ideal candidate has over 10 years of experience in...BackendSenior
- ...skilled Sr. Software Engineer II to enhance exchange connectivity and high-performance trading systems. You will design components for low latency and reliability while collaborating with various teams. The ideal candidate will bring over 8 years of experience in the trading...Senior
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