Looking for research engineer jobs in San Francisco with visa sponsorship? HUD is hiring a Research Engineer to build quality assurance systems for AI training data.

Photo: Artificial Intelligence via Wikimedia Commons / Pixabay, public domain (CC0).
Research Engineer Jobs in San Francisco: Overview
| Job Title | Research Engineer |
| Employer | HUD |
| Location | San Francisco (on-site) |
| Salary | Not specified in the available job information |
| Job Type | Full-time |
| Experience | Python, Docker, Linux; large-scale datasets; startup or rapid learning evidence |
| Visa Sponsorship | Support for relocation and visas for strong full-time candidates to the US |
| Closing Date | Not specified in the available job information (rolling) |
About the Employer
HUD builds infrastructure to create reinforcement learning training data and evaluations for frontier AI agents, plus a marketplace. It is a YC W25 company that has raised $15M and serves frontier labs and Fortune 500 companies.
Job Responsibilities
- Define and enforce quality standards for training data
- Build tooling and workflows to audit supplier-generated datasets including sampling and validation pipelines
- Determine human-in-the-loop review needs
- Partner with data vendors to debug issues and improve processes
- Integrate QA learnings into infrastructure tools
Requirements
- Proficiency in Python, Docker and Linux environments
- Experience with large-scale datasets
- Evidence of rapid learning (e.g. programming competitions) or startup experience
- Familiarity with current AI tools and LLMs
- Strong communication for collaboration
Visa Sponsorship and International Applicants
HUD provides support for relocation and visas for strong full-time candidates to the US. Sponsorship is assessed case-by-case and is not guaranteed. The role is on-site in the San Francisco Bay Area.
Salary and Benefits
- Salary not specified in the available job information
- Process includes two technical interviews and a one-week work trial
- Visa and relocation support stated
- YC-backed AI infra company
- On-site SF
- Salary not specified
- Sponsorship not guaranteed
- One-week work trial
How to Apply
Apply directly on the Ashby listing. The process is rolling.
Application Tips
- Emphasise large-scale data pipeline or QA experience
- Be prepared for the technical interviews and work trial
Browse more Technology Jobs and Visa Sponsorship Jobs on CMAJobs.








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