Cursor

Software Engineer, Model Lifecycle and Signals

Cursor
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5 days ago
San Francisco, CA, USA or New York, NY, USASenior
H1B sponsor

Responsibilities

  • Bring new frontier models into production and retire older models with minimal user disruption.
  • Evaluate internal and external preview models before launch and provide actionable feedback to model-building teams.
  • Build and operate Cursor Router to select models for requests while balancing quality, speed, and cost at scale.
  • Develop product signals and experimentation infrastructure to identify model strengths, failure modes, and meaningful quality improvements.
  • Partner with research, inference, product, and data science teams to use evidence to improve products and models.

Requirements

  • Demonstrated success shipping and operating production systems that users rely on.
  • Ability to own problems end to end and automate painful processes.
  • Experience building and operating evaluation, measurement, model-serving, experimentation, ranking/relevance, or routing systems.
  • Ability to translate ambiguous quality questions into concrete metrics, pipelines, and decisions.
  • Fluency with data and effective collaboration with data scientists and researchers.
  • Strong curiosity and judgment regarding model and agent behavior.

Benefits

  • The hiring process includes 2–3 short technical interviews followed by an onsite interview at the office involving a small project, idea discussion, and meetings with the team.

Categories

Cursor

About Cursor

1,001-5,000 employees

Cursor is an AI-powered code editor and coding assistant from Anysphere, built for professional software engineers and enterprise teams. It combines a VS Code–style editor with integrated AI chat, code generation, and repo-aware refactoring, and is sold via individual, team, and enterprise subscriptions. The company also targets sectors like healthcare and state and local education with field engineers who support evaluations and proofs of concept.

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