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Software Engineering InternOrthogonalSan Francisco, California, United States
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Software Engineering Intern

Orthogonal
  • US
    San Francisco, California, United States
  • US
    San Francisco, California, United States

About

Orthogonal (YC W26) is building the infrastructure layer for AI agents to discover, access, and pay for APIs. We're starting with go-to-market, the APIs that power outbound, enrichment, and growth. We're two technical cofounders in San Francisco.
The Role You'll work directly with both founders on real product features from day one. Our stack is Next.js and Postgres. You'll ship code that users see immediately. We use AI tools heavily to build, you should be comfortable doing the same.
What you’ll do
Build new API integrations and platform features
Work across the stack: frontend, backend, and database
Help design and implement developer-facing tools (SDK, CLI, MCP server)
Fix bugs and improve reliability
Ship to production regularly
Use AI tools as part of your daily workflow to build, debug, and iterate
Who you are
Understand how web apps work (frontend, backend, databases, APIs)
Comfortable using AI coding tools (Claude, Cursor, Copilot) to build and ship
Enough technical intuition to guide AI toward the right solution
Curious and scrappy, background matters less than what you can do
Self‑motivated, small team, real responsibility from day one
Nice to have
Contributed to open source projects
Built and shipped side projects
Familiar with Next.js, SQL/Postgres
Interest in API design and developer tooling
Details Opportunity could become a full‑time role
Reports to CEO directly
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  • San Francisco, California, United States

Languages

  • English
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