# Software Engineer, Security 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: Remote
- Pay: $300K to $350K base salary per year (USD)
- Posted: 2026-08-04
- Apply by: 2026-10-08
- Apply: https://jobs.ashbyhq.com/thinkingmachines/7c8b01f8-8542-4cb4-9701-5578960cda3b
- Page: https://www.1752.vc/careers/jobs/thinking-machines-software-engineer-security/

## About the role

We’re looking for a software engineer focused on making our products secure by default while supporting fast and ambitious product iteration. You’ll embed with product and research teams to bake security into design and development and to build tooling and automation that keep systems safe at scale.

## What they're looking for

- Bachelor’s degree or equivalent experience in computer science, engineering, or similar
- Proficiency in at least one backend language (we use Python or Rust)
- Strong generalist software engineering background and ability to review production code for security risks
- Hands-on experience securing web apps and APIs especially auth flows, access control, secrets management, input validation, and data protection
- Familiarity with common vulnerability classes and prevention frameworks, experience hardening prototypes into production
- Comfort with modern cloud infrastructure and understanding how application concerns intersect with infrastructure

Tags: Security & IT