# Software Engineer, Evaluation Platform / Infra at Thinking Machines

- Company: Thinking Machines
- What the company does: Connectionism: Research Blog by Thinking Machines Lab. Backed by a16z, Accel and GV.
- Company website: https://thinkingmachines.ai/
- Type: Startups (AI role)
- Level: Mid level
- Location: San Francisco
- Work setup: On-site
- Pay: $300K to $350K base salary per year (USD)
- Posted: 2026-08-31
- Apply by: 2026-10-15
- Apply: https://jobs.ashbyhq.com/thinkingmachines/9d863c78-80c0-44cd-a574-d1330e125398
- Page: https://www.1752.vc/careers/jobs/thinking-machines-software-engineer-evaluation-platform-infra/

## About the role

Evaluation is one of the most important pillars of building frontier AI systems. It guides research direction, powers experimentation, and helps us understand whether changes to data and training are improving the capabilities and behaviors we care about.

## What they're looking for

- A bachelor’s degree, or equivalent practical experience, in computer science, engineering, machine learning, or a related field
- Two years of post-grad work experience as a software engineer or ML engineer, exclusive of internships
- Hands-on experience building or maintaining evaluations, benchmarks, graders, or model-quality systems for large language or multimodal models
- Strong software engineering fundamentals and experience building reliable, maintainable systems
- Proficiency in at least one backend programming language, we primarily use Python and Rust. We use React and Typescript on the frontend
- Experience with databases, data pipelines, distributed systems, or other data-intensive infrastructure

Tags: Core Engineering