Member of Technical Staff - Research / Post-Training

Halluminate · San Francisco · In-office · Posted 2d ago

$200k - $275k

## 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

- Train open-source frontier models on our in-house environments to validate quality and build research insights.

- Lead our public-facing benchmark and leaderboard efforts for frontier models.

- Publish findings in blogs and papers to share with the broader research community.

- Contribute to core platform engineering as needed — AI tooling, data collection pipelines, partnering with environment and reward designers.

- Build our engineering team culture from the ground up.

## You should have

- Experience in model post-training.

- Experience publishing papers and sharing open research.

- Familiarity building evaluations, benchmarks, or RL for AI agents.

- Startup speed: iterate quick, ask quick, respond quick.

- Strong product and user ownership.

- Client-facing comfort — you'll talk to users, customers, and SMEs.

## Nice to have

- Former founders or experience at early-stage startups.

## What we offer

- **Healthcare** — Fully covered medical, dental, and vision for you. Subsidized for dependents.

- **Relocation** — $10k+ relocation stipend to help you get to San Francisco.

- **401(k)** — Up to 4% employer match.

- **Food** — Free breakfast, lunch, and dinner while working.

- **Health** — Free gym membership.

- **Transportation** — Free Ubers and Waymo rides to and from the office.

- **Visa sponsorship** — We sponsor visas, including H-1B.

Apply on Halluminate's site