Senior Backend Engineer - Fault-Tolerant FinTech APIs
Grid
A technology company in California is seeking an experienced Software Engineer to build robust integrations and develop APIs in a fast-paced environment. The ideal candidate has over 7 years of experience, is proficient in TypeScript and JavaScript, and has a strong background in relational databases and microservices. This role offers a comprehensive benefits package, including unlimited PTO, professional development budget, and a healthy work-life balance. #J-18808-Ljbffr
$2,026 per month
...Kikoff: A FinTech Unicorn Powering Financial Progress... ...are looking for a Senior Software Engineer to join the Grant... ...and implement core backend systems for supporting... ..., building robust APIs and data pipelines that... ..., alerting, and fault tolerance into user-critical systems...SeniorTemporary workLocal areaImmediate start- ...use. About the Role Build robust, fault-tolerant integrations with 3rd party APIs that have little to no or poor documentation... .... Mentor junior to mid level engineers while also holding them... ...Engineering experience in Finance or FinTech. Experience on the Google Cloud Platform...SeniorFull timeHome officeNight shift
$159k - $278.25k
...The Financial Product Engineering team is at the forefront of... ...Rippling's expansion into FinTech. Our mission is to build a... ...platform delivers secure, fault-tolerant, scalable primitives for money... ...implementation of core backend services and APIs that power critical product...SeniorWork at office3 days per week- ...Plaid Inc is seeking a Software Engineer in San Francisco to build and maintain scalable backend systems and APIs. This role involves collaborating closely with product managers and designers, writing clean and efficient code, and contributing to quality assurance through...Suggested
- ...financial technology firm in San Francisco is seeking a Software Engineer to design and build backend services for its innovative Earned Wage Access product.... ...of software development experience, particularly in API design and transactional databases. The position offers a...SuggestedWork at officeFlexible hours
- ...A well-funded fintech company in San Francisco is looking for an experienced backend engineer to own and scale their core systems. The role involves building APIs for payments and wallets, collaborating directly... ...infrastructure. Join a senior-only team to make a...Senior
- ...A leading media tech company is looking for an experienced backend engineer to join their Product API team. The role involves designing and maintaining robust GraphQL APIs, providing technical leadership, and improving system performance. The ideal candidate should have...SeniorWork at office
- ...A technology startup in San Francisco is hiring a Senior Backend Engineer to design and maintain backend systems and APIs. You will optimize performance and collaborate with various teams to ensure system reliability. The ideal candidate has over 4 years of experience...SeniorFlexible hours
- ...Wealth.com is looking for a Software Engineer to design, build, and scale backend systems for estate planning and AI-driven products. The ideal candidate... ...other typed languages. Responsibilities include developing APIs and data pipelines, conducting thorough testing, and...Senior
- ...Akraya, Inc. is looking for a Senior Backend Software Engineer to join their Digital Products Engineering team. This role involves designing and maintaining... ...experiences. This position requires expertise in REST APIs and a strong background in object-oriented programming. #J...Senior
- ...About the role Hiring a senior backend engineer to join our team and focus on system architecture our most popular products.... ...SOA —load balancers, databases, queuing, caching, APIs, high-availability, fault tolerance, redundancy, at-least-two-of-everything Down to do...SeniorWork at office3 days per week
- An innovative tech platform is seeking a Senior Principal Software Engineer to lead the development of its next-gen API Platform. The role involves defining the technical... ...candidate should possess over 12 years of backend software development experience and extensive...SeniorRemote work
$160k - $200k
...core systems that empower all engineering teams to deliver reliable,... ...efficient software. As a Senior Backend Engineer on this team, you’... ...Develop and maintain internal APIs, asynchronous task... ...observability, scalability, and fault tolerance — within the Tooling ecosystem...SeniorLocal areaFlexible hours$300k - $320k
...April 12, 2026 Required Skills Python Go Cloud Infrastructure REST APIs Distributed Systems Requirements 5+ years experience Visa Sponsorship Available Relocation Not mentioned About the Role Backend engineer building core infrastructure and APIs at Anthropic. Interested...SeniorRelocationVisa sponsorship$190k - $230k
...The Role You’ll build the backend infrastructure that governs... ...in production. This is a senior backend engineering role focused on the control... .... Develop the systems and APIs that sit in the path of... ...infrastructure. Improve latency, fault tolerance, and observability for...Senior- ...A cloud cost management platform is seeking a Senior Backend Engineer to join their founding engineering team and build an enterprise SaaS platform... ...3 years with Python, and a proven ability to design RESTful APIs. Competitive salary package offered, including equity. #J-18...Senior
- ...Ontrac Solutions is seeking a highly skilled Golang Backend Software Engineer to support critical customer engagements focused on scalable backend services and API development. You will work on enhancing existing services, building integrations, and collaborating with...Senior
- ...Recentive Analytics Inc. seeks a Backend Engineer to design and build flexible backend systems for sports and entertainment. You’ll collaborate with engineers and data scientists to develop APIs, model databases, and ensure performance. The role demands 7+ years of Python...SeniorRemote workFlexible hours
- ...Not listed Posted April 1, 2026 Required Skills backend API design AI/ML infrastructure Requirements Mid/Senior backend experience Visa Sponsorship Not mentioned... ...Not mentioned About the Role Backend API engineering for AI-powered design tools. Interested in this...SeniorRelocationVisa sponsorship
- ...well‑funded, founder‑led fintech building the next... ...Own and scale the core backend powering iOS, Android,... ...secure, high‑performance APIs for payments, wallets,... ...For 5+ years of backend engineering experience Strong in Python... ...) Thrives in small, senior‑only, high‑ownership teams...SeniorWorldwide
- ...Adobe is seeking a highly motivated Senior Software Engineer to join the new Project Graph services... ...Francisco. This role involves developing APIs for managing Graph plugins and an... ...on AWS. The ideal candidate has strong backend development skills, especially in Node...Senior
- ...Rippling Financial Product Engineer Rippling gives businesses... ...of Rippling's expansion into FinTech. Our mission is to build a unified... ...platform delivers secure, fault-tolerant, scalable primitives for... ...Develop and improve both product backend capabilities and user-facing...SeniorWork at office3 days per week
- ...B Capital is looking for an experienced Software Engineer to join our innovative team in San Francisco. You will engage in developing and maintaining backend services and APIs, ensuring performance and security for our financial applications. The ideal candidate has 7...Senior
$160k - $250k
...Senior Backend Engineer, Inference Platform San Francisco About the Role Together AI is building the Inference Platform... ...of demonstrated experience building large-scale, fault-tolerant, distributed systems and API microservices. ~ Strong background in designing,...SeniorFull timeLocal area$133k - $184k
...financial technology company in San Francisco is looking for a backend engineer to build and operate services that enable members to access... ...when needed. The role involves designing and scaling backend APIs, collaborating with teams to solve member problems, and ensuring...$180k - $300k
...A leading financial technology firm is seeking a Staff Backend Engineer to design and operate mission-critical APIs, optimizing performance and reliability. The ideal candidate will have over 5 years of experience with Python, Go, or Rust, alongside a strong understanding...$150k - $180k
...A growing tech company in California is seeking a highly skilled Senior Java Backend Software Engineer to develop and maintain scalable backend solutions for healthcare management systems. The ideal candidate will have 5+ years of experience in Java, strong OOP knowledge...SeniorRemote work$200k - $280k
...A leading FinTech company is seeking a Senior/Staff Engineer in San Francisco or New York. You will design and build scalable backend systems that enable high-volume global payments. The ideal candidate has extensive backend experience, particularly with Python, and thrives...SeniorFull timeContract work- ...Ellipsis Health, Inc. is seeking a Senior Backend Developer in San Francisco, CA to design and build core systems for our conversational... ...platform. This hybrid role involves collaborating with AI/ML engineers and product managers to deliver scalable solutions. The ideal...SeniorFlexible hours
$125k - $200k
A leading benefits solutions company based in San Francisco is seeking a Senior Software Engineer to enhance their investment and financial products. The position requires strong backend development skills and a proven track record in scalable applications. Candidates must...SeniorWork at officeRemote work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Backend Engineer - Fault-Tolerant FinTech APIs. Be the first to apply!
- senior manager quality engineering Oakland, CA
- senior software test automation engineer Oakland, CA
- sr project engineer Oakland, CA
- senior strategic account manager Oakland, CA
- senior civil engineer project manager Oakland, CA
- sr technical product manager Oakland, CA
- senior account executive Oakland, CA
- senior director continuous improvement Oakland, CA
- senior performance engineer Oakland, CA
- senior manager demand generation Oakland, CA

