Windsurf

Windsurf

Research, Post-Training

San Francisco

Sponsorship not specifiedDetected 82 days ago
Full-Stack DevelopmentMachine LearningStatisticsResearch

About the role

  • We're the makers of Devin, the first AI software engineer, and Windsurf, the AI-native IDE.
  • Together, they represent our vision for collaborative AI teammates that enable engineers to focus on more interesting problems and empower teams to strive for more ambitious goals.
  • Among our founding team, we have world-class competitive programmers, former founders, and leaders from companies at the cutting edge of AI including Scale AI, Palantir, Cursor, Waymo, Tesla, Lunchclub, Modal, Google DeepMind, and Nuro.

Responsibilities

  • Build evals that actually capture what matters.
  • Apply and advance techniques like RLHF, RLAIF, and constitutional approaches to shape how agents reason, act, and collaborate with humans in long-horizon tasks.
  • We are an applied AI lab building end-to-end software agents.
  • Building Devin is just the first step-our hardest challenges still lie ahead.
  • If you're excited to solve some of the world's biggest problems and build AI that can reason on real-world tasks, apply to join us.

Requirements

  • The ability to look at experimental data and distinguish real effects from noise and bugs
  • Experience with large-scale distributed training and the debugging that comes with it

Equal opportunity

  • Cognition is an equal opportunity employer.
  • We do not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other protected characteristic under applicable law.
  • We are committed to providing reasonable accommodations for candidates with disabilities throughout the hiring process - please let us know if you need any.

This listing is sourced directly from Windsurf's careers page and normalized into a canonical job model.