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LinkedIndavid@raydar.xyz

Senior AI Engineer

Fast-growing software company

  • LocationSan Francisco, California
  • TypeFull-time
  • Posted15 October 2026

The role, as published

About the company

Our client is a fast-growing software company.

The role

Raydar is recruiting for this role on behalf of our client. Lead the applied AI work for a software product, covering model integration, data flows, quality measurement and release. This is a hands-on engineering position in production code, and the person hired will be among the first engineers shaping technical direction.

What you'll do

  • Own the full lifecycle of AI-driven features, from design through deployment and ongoing support.
  • Create automated quality checks ahead of feature work so that model changes are validated before release.
  • Tune response times and running costs so the system performs well under real usage volumes.
  • Investigate unclear product issues and pinpoint whether the cause lies in the model, the data or the interface, then fix it.
  • Release to production every week and track how changes behave with live users.
  • Set early architectural direction that the platform will build on for years.
  • Act as the go-to colleague for model-related issues across the team.

What we're looking for

  • Degree in Computer Science, ideally from a highly ranked university.
  • Solid practical programming ability in Python for backend AI and ML services.
  • Track record of creating evaluation tooling for language models that detected quality regressions.
  • Prior delivery of an AI or ML feature that real users depended on in production, beyond prototypes or internal demos.
  • Background at an organization known for a demanding engineering standard.
  • Experience at a growth-stage startup, ideally one with venture investors.

Bonus points

  • Publicly visible technical contributions such as open-source projects, publications or personal builds.
  • Hands-on experience with machine learning or model tuning.
  • Familiarity with e-commerce or marketplace products.

Location and work model

  • San Francisco, CA, United States
  • On-site
  • Full-time

Compensation, as the posting describes it

  • Equity

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