Software Engineer

Our client is building a next-generation financial services platform, combining premium banking, rewards, and account services in one ecosystem. They're operating at serious scale ($150M+ ARR, $4B+ 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 a small team of 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, APIs, and data models handling high-volume, high-stakes financial transactions
• Own full features end-to-end, from concept to launch and beyond, across payments, rewards, account services, and partner integrations
• Build systems where correctness matters, keeping money and data accurate through concurrency, retries, and failures
• Shape technical architecture as the platform scales
• Partner with frontend and mobile engineers on polished, full-stack features
• Raise the bar on reliability, performance, and observability across backend systems

What you bring

• 5+ years building backend or full-stack systems in production
• Strong experience with a backend language
• Skill designing APIs, data models, and services on PostgreSQL and AWS
• A track record of owning significant systems end-to-end
• Bachelor's (or higher) degree in Computer Science, Engineering, or a related field

Nice to have

• Comfort in distributed, high-availability production environments
• Experience with Django and TypeScript/React
• Background in fintech, payments, banking, or rewards
• Startup or small-team experience
• A personal interest in credit cards, points, or travel

A competitive $300k base + equity.

If interested, reply and Goliath Partners will be in touch!