Software Engineer

Job overview

The Software Engineer role is onsite in San Francisco, CA. Compensation is $125,000–$400,000 per year. Idler is a frontier data research lab building evaluations and environments used by leading labs to measure and train models. The engineer builds systems and infrastructure that support the company’s data products, with emphasis on performance, scale, and simplicity. The work helps expand the platform’s capacity to generate training data and support new product lines.

What you'll do

• Design and build scalable systems that generate reinforcement learning environments
• create agentic quality assurance systems to validate environment quality and fairness
• work with AI researchers to understand effective training data
• handle petabyte-scale ETL and orchestrate millions of concurrent jobs
• support new product lines
• manage security posture and compliance requirements.

What we're looking for

Skills & competencies

software engineer

systems infrastructure

ai research

training data

reinforcement learning environments

etl

typescript

react

san francisco ca

$125k–$400k per year

new grad ok

in-person

Work arrangement

• Weekend coverage required

Benefits & perks

• Meaningful equity, free office meals, healthcare, 401(k), 15 days of paid time off per year, and relocation assistance.

Why this role

In-person role in San Francisco. The posting accepts new graduates and lists a technology stack including TypeScript, React, Node.js, Postgres, Redis, AWS, and other tools. Compensation includes meaningful equity; free office meals and relocation assistance are listed.

About the employer

Idler is hiring for this role. Industry: Custom Computer Programming Services. Sector: 54.