Senior/Staff Backend Engineer

What You Will Do: As a Staff Backend Engineer, you'll own the architecture and implementation of the backend systems powering a new global consumer finance product. You'll collaborate directly with the technical founders to design, build, and scale systems that manage real money securely and reliably across borders.

Key responsibilities include: Architect and build backend systems serving REST APIs for iOS, Android, and Web clients. Design and maintain core infrastructure for authentication, ledgers, payments, and integrations with third-party crypto and banking providers. Establish backend engineering standards for reliability, performance, and security. Collaborate with frontend, product, and infrastructure teams to define and deliver new features. Shape system architecture and technology choices as the company scales. Potentially evolve into a backend or general engineering lead role as the team expands.

Ideal Background: 5+ years of experience building and shipping production web applications in Python, Go, or Rust. Deep familiarity with PostgreSQL, Redis, AWS, and general backend infrastructure. Strong understanding of system design, scalability, and distributed data flows. Experience designing APIs and working with complex integrations. Comfortable with high standards for uptime, reliability, and security in financial or transactional systems. Thrives in a high-ownership, startup environment where technical decisions have immediate business impact. Why JoinImpact: Build core backend systems for a product used by millions globally from launch. Ownership: Work directly with founders to shape architecture, standards, and product direction. Velocity: Join a senior-only team with no bureaucracy, high autonomy, and a clear technical mandate. Mission: Help create new, more equitable financial infrastructure for underserved markets.

Compensation: Top-of-market salary — no equity gamble required.

Base Salary: $280K–$360KStructure: High-cash compensation, no equity