Member of Technical Staff - Research / Post-Training
Salary$200k – $275k
LocationSan Francisco
Work modeon-site
Typefull-time
DepartmentEngineering
EquityIncluded
Company size1+ people
First seen2w ago
Last seen1d ago
About Halluminate
Halluminate is an applied AI and data company building computer-use and tool-use RL gyms to train AI agents on real financial services work — Excel modeling, pitch decks, and everything investment banking, private equity, and hedge funds rely on. We work with frontier labs, graduated from Y Combinator (S25), and raised a seed round to scale the team.
The role
Base: $200–275k · Equity: 0.15–0.30% · Location: San Francisco, in-person
Lead our in-house research and post-training efforts.
Responsibilities
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Train open-source frontier models on our in-house environments to validate quality and build research insights.
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Lead our public-facing benchmark and leaderboard efforts for frontier models.
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Publish findings in blogs and papers to share with the broader research community.
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Contribute to core platform engineering as needed — AI tooling, data collection pipelines, partnering with environment and reward designers.
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Build our engineering team culture from the ground up.
You should have
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Experience in model post-training.
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Experience publishing papers and sharing open research.
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Familiarity building evaluations, benchmarks, or RL for AI agents.