Full Stack Software Engineer - Finance Super App (US)

About this role

BJAK is seeking a full stack engineer to build features across their finance super app, which includes insurance, payments, savings, and investing products. You'll own complete customer journeys from frontend to backend, working with cross-functional teams to ship products fast in a fintech environment.

What you'll do

• Build end-to-end customer-facing and internal features across web, APIs, and admin tools
• Develop backend APIs, web flows, dashboards and operational systems for finance products
• Integrate third-party APIs, manage data flows and ensure production reliability
• Collaborate with product, design, mobile and operations teams to launch features quickly
• Monitor analytics, user feedback and production issues to iterate on features post-launch
• Create internal tools and dashboards to reduce manual work and improve operational speed

What they're looking for

• Full stack web development (frontend and backend)
• Modern web frameworks and REST APIs
• Database design and management
• Production debugging and troubleshooting across the stack
• Product thinking and UX awareness
• Fintech or high-volume consumer platform experience (preferred)
• Strong communication in English

Benefits

• Remote work within the US
• Global team with 20+ nationalities
• Fast-moving, product-focused environment
• Opportunity to work across multiple financial services products
• Rapid hiring process (1 week for strong candidates)

Likely interview questions

• Walk us through a full stack feature you built end-to-end—what frontend, backend and infrastructure decisions did you make?
• Describe a time you shipped a feature without complete specs. How did you handle ambiguity and validate your approach?