Core EngineerTT

This Core Engineer hire exists to build robust full-stack systems that integrate with complex legacy environments and support high-value supply chain operations. The ideal candidate is a highly motivated fast-shipping engineer who thrives in ambiguous fast-paced environments a backend-leaning full-stack developer proficient in TypeScript Svelte (or React/) and Postgres. Open to any seniority level including new grads provided they can architect systems independently and demonstrate end-to-end project ownership. Must be willing to work strictly on-site in San Francisco.

Details

• Location: San Francisco United States On-site
• Employment: Full-time
• Seniority: Mid-Senior Level (open to strong new grads who can own systems end-to-end)
• Core stack: TypeScript Svelte PostgreSQL Python React
• Visa & work authorization: US citizens or current visa holders preferred; sponsorship available (E2/O-1). Physical relocation to San Francisco strictly required.

About the company
Our client is aseed-stage startup building an AI-native platform to modernize defense aerospace and industrial supply chains. Backed by top-tier investors with 7-figure ARR the company is replacing legacy 1980s systems with autonomous operations.

What were looking for

• Proficiency in TypeScript or JavaScript and at least one modern frontend library (Svelte React )
• Strong knowledge of SQL databases specifically writing and optimizing complex queries (Postgres preferred)
• A verifiable portfolio of shipped work (at least one full-stack project via GitHub repo web app or recorded demo)
• US citizen current visa holder or eligible for E2/O-1 visa sponsorship

Nice to have

• Experience architecting systems independently from scratch
• Background in high-accountability fast-paced startup environments (e.g. YC alumni)
• Prior experience or demonstrated enthusiasm for defense aerospace or industrial supply chain domains