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Full Stack Engineer, ML Research Tools

Our mission is to automate coding. The first step in our journey is to build the best tool for professional programmers, using a combination of inventive research, design, and engineering. Our organization is very flat, and our team is smal

Company

Cursor

Location

San Francisco

Status

Open

Posted

2026-09-16T00:07:09.327+00:00

Cursor seeks a mid-level software engineer for its RL Data team in San Francisco, onsite. The role is full-stack product engineering inside a research group, building tools for creating, reviewing, submitting, and monitoring reinforcement-learning environments and tasks. Work includes vendor submission and acceptance workflows, rollout and transcript review tools, environment-health and catalog experiences, and a shared component kit. The posting asks for shipped full-stack products with TypeScript, React, and Node, Python, or Go; dense data-facing tools; design-system work; and review or QA workflows designed to resist gaming.