Senior & Staff Backend Engineer

Nango (YC W23) is the leading provider of API access for agents and apps, helping AI applications connect to the real world through integrations. We're looking for a Senior or Staff Backend Engineer to join our core engineering team and help build the platform and developer infrastructure that over 400 paying customers—including Replit, Ramp, Mercor, and Exa—rely on today. This is a high-ownership role at the heart of a product-led business, where engineers directly shape the roadmap, specifications, and execution.

What You'll Do

  • Design and scale backend systems, APIs, and services for our open-source platform
  • Build world-class developer interfaces: APIs, SDKs, UIs, and a runtime that delights developers
  • Collaborate directly with customers to solve integration challenges
  • Optimize performance, scalability, and reliability across backend services
  • Shape the roadmap and company strategy with high ownership of key decisions
  • Engage with the open-source community, owning and maintaining our repo

Who You Are

  • 5+ years experience for Senior level, or 10+ years for Staff level, in backend engineering with proven ability to scale high-traffic systems
  • Deep experience with developer infrastructure, APIs, databases, and performance-critical systems
  • Passion for developer tools, best practices, and building outstanding developer experience (DX)
  • Comfortable with Node.js and modern backend stacks
  • Strong communicator, proactive, and reliable in a remote-first environment
  • Product mindset and developer empathy—you optimize for DX
  • Pragmatic, positive, and low ego: you step up in incidents and unblock teammates
  • Startup-ready: autonomous, ownership-driven, and able to navigate ambiguity

Location

  • Remote — based in North America, LATAM, or Europe
400+

Paying customers

10

Team members

nango.dev

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