Founding Full-Stack/Platform Engineer
Listed on 2026-01-12
-
IT/Tech
AI Engineer, Systems Engineer
Role: Founding Full-Stack / Platform Engineer
Employment Type: Full-time, On-site
Location: San Francisco, CA
Compensation: $220k – $280k base + competitive equity
Visa: Not available Company Overview
Kaizen builds reinforcement learning environments that allow AI to train from its own experiences instead of relying solely on human-labeled data — a critical step toward autonomous AI and AGI. In just 5 months
, they’ve gained traction with frontier AI labs that depend on their platform for high-volume AI training.
Employee #4, responsible for building developer tools, internal platforms, and scalable AI training infrastructure
. You’ll create reusable systems enabling rapid development and deployment, directly supporting frontier AI research and autonomous agentic AI systems
.
- Develop critical infrastructure, internal tools, and CI/CD pipelines
- Build React frontends + Python backends for platform tools
- Deploy scalable AI training systems on AWS/GCP
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