# Software Engineer > Raydar · San Francisco, United States · Full-time · Posted 2026-10-20 **Salary:** USD 200,000–400,000 **Workplace:** on_site ## Description About the company Our client is a fast-growing technology company. The role Raydar is recruiting for this role on behalf of our client. Work hands-on with research stakeholders to design, build and quality-check the datasets used in machine learning work. Write code, review output closely, and refine methods based on feedback after delivery. What you'll do \- Partner with researchers to define dataset requirements and review early samples before scaling up production. \- Build data pipelines and automated workflows for generating tasks, preparing reference outputs and validating results. \- Develop quality checks and grading approaches together with subject matter experts. \- Spot unclear instructions, incorrect answers and tasks that encourage unintended behavior. \- Investigate issues found during review or delivery, fix root causes, and apply lessons to later datasets. ## Requirements What we're looking for \- Solid coding ability, with a background in data processing, automation or applied AI work. \- A track record of shipping and maintaining live software in production. \- Having owned projects from first requirements through to launch. \- Skill at translating an open-ended research question into a practical technical plan and testing whether it holds up. \- A meticulous approach to data quality, and comfort digging into individual records to find inconsistencies. \- Clear communication with researchers and domain experts while requirements are still evolving. \- Prior experience in a high-caliber startup environment. \- Must be able to work from the office five days a week in the Bay Area; relocation support is not offered. Bonus points \- Exposure to autonomous agent setups, model serving or evaluation tooling. \- Familiarity with artificially generated training data. \- Degree from a top engineering university. ## Benefits Compensation and benefits \- Base salary: USD 200,000 to 400,000 per year \- Equity \- Commission \- Health, dental and vision coverage Location and work model \- San Francisco Bay Area, CA, United States \- On-site, 5 days per week in office \- Full-time ## Apply [Apply at Raydar](https://apply.workable.com/raydar/j/5C95E90BCC/apply) --- Powered by [Workable](https://www.workable.com)