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Senior/Staff Backend Engineer - AI Fintech

The Realmgroup — United States · Posted ~11 hours ago

Lead Full-time $170K-$240K + Equity

Skills

Backend engineering Distributed systems Microservices architecture Financial systems integration Scalable platform development Core library design End-to-end feature ownership Technical leadership Project leadership Engineering mentorship Backend systems Microservices Financial APIs Banking platforms Payment networks

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Summary ✨ AI‑Generated

A Senior/Staff Backend Engineer is sought for a well-funded early-stage fintech environment developing AI-powered infrastructure for financial institutions. The role involves building reliable backend services, integrating banking and payment systems, scaling core platform services, designing microservices and shared libraries, owning features through deployment, and mentoring engineers.

Highlights

Senior/Staff backend opportunity with a $170K–$240K base salary plus equity, focused on scalable financial infrastructure, end-to-end ownership, architecture decisions, technical leadership, and mentoring.

Description

Senior/Staff Backend Engineer | AI Fintech | $170k-$240k + Equity | SF or NYC We're hiring on behalf of a well-funded Series A fintech building AI-powered infrastructure for financial institutions. The platform helps banks and credit unions modernise how they handle complex, high-volume operational workflows - replacing fragmented legacy tools with a single intelligent system. They've seen strong early traction with real enterprise customers and are scaling the engineering team to match. What you'll be doing: Building and maintaining reliable backend systems that integrate with credit card networks, banking platforms, and merchantsScaling core platform services to support a growing and diverse customer baseDesigning microservices architecture and core libraries that other engineers build onOwning end-to-end delivery of key features - from tech stack decisions through to deploymentMentoring engineers and leading projects as the technical owner What they're looking for: 6+ years in software engineering, with at least 2 years using Go or Java in productionExperience on platform teams with meaningful contributions to system architectureComfortable working with AI workflowsStrong fundamentals: algorithms, data structures, distributed systems designClear communicator who can lead a team and work cross-functionally Compensation: $170,000 - $240,000 base + equity Location: Hybrid - SF or NYC (3 days/week in office)