Building self-improving agents for autonomous product demos.

Founding Engineer (Full Stack)

San FranciscoOn-site$180K - $230K1 - 5 years
Product demonstrations remain a manual, tedious bottleneck for B2B sales teams. As a founding engineer, you will architect and ship the core interface where autonomous agents learn to navigate and showcase software. Your direct contributions across the entire stack will transform how buyers evaluate complex products. This is foundational work with immediate user impact.

What they're looking for

  • 1-5 years of software engineering experience with full stack applications
  • Proficiency building interactive interfaces with React and CSS
  • Experience integrating large language models and orchestrating workflows with Langchain
  • Comfortable writing backend logic in Python
  • Willingness to work on-site in San Francisco alongside a tight, early-stage team

Tech stack

PythonReactCSSLangchain

Apply for this role

This role is one we're recruiting for on behalf of a client company; the client's identity is kept confidential at this stage. A Fluency recruiter will follow up with details.