Backend Software Engineer

Goliath Partners Inc — United States · Posted ~2 hours ago

Mid

Skills

Backend development API development Payments systems Financial transaction systems Software architecture Performance optimization Reliability engineering Observability Backend APIs Payments

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Summary ✨ AI‑Generated

Join a rapidly growing financial technology environment as a backend engineer responsible for designing and building high-volume services and APIs handling critical financial transactions. You will own features end-to-end across payments, rewards, account services, and integrations, influence technical architecture as systems scale, collaborate with frontend and mobile engineers, and help raise standards for reliability, performance, and observability.

Highlights

Own high-impact backend systems supporting large-scale financial transactions, rewards, account services, and integrations. The role offers end-to-end feature ownership, architectural influence, and opportunities to improve reliability, performance, and observability while collaborating across engineering disciplines.

Description

Our client is building a next-generation financial services platform for high-net-worth clients — combining premium banking, rewards, and account services in one ecosystem. They're operating at serious scale (nine-figure ARR, multi-billion-dollar annual transaction volume) and remain fully profitable, with the growth trajectory of a company still early in its story. This is a chance to join at a genuine inflection point, owning the backend systems — payments, rewards, account services, and partner integrations — that power a fast-growing, high-value customer base. What you'll do Design and build backend services and APIs handling high-volume, high-stakes financial transactionsOwn full features end-to-end across payments, rewards, account services, and partner integrationsShape technical architecture as the platform scalesPartner with frontend and mobile engineers on polished, full-stack featuresRaise the bar on reliability, performance, and observability across backend systems What you bring 6+ years building backend or full-stack systems in productionStrong experience with Python (Django preferred)Skill designing APIs, data models, and services on PostgreSQL and AWS Nice to have Comfort in distributed, high-availability production environmentsA builder's mindset — you like owning things from concept to productionBachelor’s (or higher) degree in a Computer Science, Engineering or related field Competitive $300k base + equity. If interested, reply and Goliath Partners will be in touch!