Historical snapshotmid (4–5 yrs)Captured Oct 19, 2026, 3:08 a.m.

Founding Backend Engineer

Fambot AI

Location
San Francisco, CA, United States · Onsite
Compensation
$100k – $180k • 0.1% – 1.0%
Employment
Full-time
Experience level
MID (4–5 years exp)
Specialization
Software Engineer, Wellfound
Source
Wellfound

This is your opportunity to help build the next paradigm of AI for your non-work life. Get in on the ground floor, working with product-minded builders from Uber, Instagram, Google and LinkedIn.

What You'll Do:

  • Lead the design and development of our core backend services
  • Integrate bleeding-edge AI technologies with battle-tested, proven software
  • Build resilient infrastructure that gracefully handles high data throughput, real-time interactions, and adaptive self-improving mechanisms
  • Help shape our engineering culture, best practices, and technical roadmap

Your Experience:

  • 4+ years of experience building production-grade backends, ideally at a high-growth startup or top-tier tech company
  • Hands-on proficiency with Python, TypeScript, postgresql
  • Experience working with popular libraries/frameworks (FastAPI, Pydantic, Langchain, Socket.IO, JsonFormSchema) and CI/CD platforms (eg Docker, Kubernetes, Cloud Native Solutions)
  • Bonus: Have shipped LLM-integrated products or worked with vector databases, embeddings, or agentic workflows

Mindset:

  • Care deeply about product quality, performance, and user experience
  • Excited to work at a mission-driven startup solving a real, emotionally resonant problem
  • Ahead of the curve in leveraging (good) vibe-coding techniques to enhance output and speed
  • Entrepreneurial, good communicator, team player