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.