Founding Engineer

About the role

ABOUT THE ROLE

Full-stack engineer who understands vibe coding tools and how recent AI frameworks work. You'll build both frontend and backend for our enterprise workflow automation platform.

RESPONSIBILITIES

- Architect and build both frontend and backend systems powering our vibe coding platform

- Define technical strategy: system design, data modeling, service boundaries, and infrastructure choices

- Integrate AI models and build reliable natural language to action pipelines

- Collaborate directly with customers to translate enterprise needs into product solutions

- Evolve infrastructure for reliability, observability, and performance at enterprise scale

- Ship fast while building sustainable, maintainable systems

REQUIREMENTS

Experience

- 5+ years building products quickly

- TypeScript (backend and frontend), React

- Deep understanding of system design, database architecture, and scaling distributed systems

- Modern deployment and infrastructure (Vercel, Cloudflare Workers). Infrastructure as code (Terraform). CI/CD pipelines (GitHub Actions)

- Experience with AI frameworks (Vercel AI SDK, Mastra) and patterns (agentic loops, tool calling, streaming, MCP)

Bonus

- Understanding of tools like OpenCode and how they work

- Shipped AI/LLM products to production.

- LLM observability and production debugging (Langfuse, Datadog).

- Experience at early-stage startups

- Major contributions to OSS projects

Mindset

- Founder mentality: hard work, independence, ownership

- Ready to work in person in San Francisco

ABOUT JINBA

We help large enterprises build automated workflows using plain English. Unlike traditional no-code tools that bolt a chat agent onto their interface, Jinba is built as a native vibe coding platform from the ground up.

YC W26. International team across SF and Tokyo. Growing fast with major enterprise contracts.

See the posting on Carnot AI's site