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Software Engineer, RL Environments
AIOn-site — San Francisco
Published on 2026-09-16
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About this role
As a Software Engineer on the RL Environments team, you will create systems that transform real-world data into environments for reinforcement learning. Your role involves designing scalable platforms for data processing and ensuring high-quality RL data creation.
About the company
Cursor builds an AI coding editor and agent workflows that help developers write and ship software faster. It serves software teams looking for tighter AI assistance inside the IDE.
The team
RL Environments
What you'll do
- Build complex, realistic RL environments at scale.
- Design pipelines to convert raw data into realistic environments.
- Apply quality standards across diverse data sources.
- Create APIs and tooling for environment development.
What we're looking for
- Strong software engineering fundamentals.
- Experience with data platforms or ML infrastructure.
- Ability to translate quality standards into automated checks.
- Proficiency in building from messy, heterogeneous data.
Hiring process
- Short technical interviews.
- Onsite project work and team discussion.