Halluminate
Member of Technical Staff - Platform Engineering
$215K–$275K
San Francisco · On-site · Staff · Full-time · Posted Jul 15, 2026
- Experience
- 2–5 years for Level 2.
- Visa sponsorship
- Sponsors visas, including H-1B.
About the job
Own platform engineering and develop scalable infrastructure and realistic, long-horizon reinforcement-learning environments for AI agents.
What you'll do
- Build RL environment training and inference infrastructure, synthetic data pipelines, and software to improve environment creation.
- Research and develop realistic, challenging RL environments and domain-specific verifiers.
- Build platform analytics and establish engineering practices and culture.
What they ask for
- Familiarity building evaluations, benchmarks, or RL for AI agents.
- Ability to prioritize across a large roadmap with strong product and user ownership.
- Comfort communicating with users, customers, and subject-matter experts.
Nice to have
- Research background, such as training models or publishing papers.
- Former founder or experience at early-stage startups.
Pay
$215K – $275K USD base salary
Tools
RL
AI focus
Develop RL environments, benchmarks, synthetic data, and verifiers for frontier AI models and agents.
Model-written summary · the original posting is authoritative