Software Engineer, Frontend jobs in United States
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Thinking Machines Lab · 1 month ago

Software Engineer, Frontend

positionSan Francisco
timeFull-time
remoteOnsite
seniorityMid Level
money$350K/yr - $475K/yr

Thinking Machines Lab's mission is to empower humanity through advancing collaborative general intelligence. They are seeking a frontend software engineer to contribute to product prototyping, internal tools, and frontend infrastructure, while improving developer experience.

Artificial Intelligence (AI)Foundational AIGenerative AIInformation TechnologyProduct ResearchSoftware
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H1B Sponsorednote

Responsibilities

Prototype and launch new products and user experiences
Maintain and iterate on existing UIs, including Tinker
Build internal tools (dashboards, consoles) that streamline workflows
Evolve frontend infrastructure: design systems, component libraries, build pipelines, testing setups
Improve developer experience for local development, deployment, and iteration speed

Qualification

Frontend technologiesReactTypescriptNodeJSPythonRustDesign systemsDeveloper toolingInternal platformsCollaborationInitiative

Required

Bachelor's degree or equivalent experience in computer science, engineering, or similar
Strong experience with modern frontend technologies, tooling, or frameworks (for example, Typescript or React)
Comfort operating as a frontend engineer and owning projects end-to-end
Thrive in a highly collaborative environment involving many, different cross-functional partners and subject matter experts
A bias for action with a mindset to take initiative to work across different stacks and different teams where you spot the opportunity to make sure something ships

Preferred

Ability to build high‑quality, production-level UIs from prototype to polish
Familiarity with React Router, Vite, Turborepo, or similar frameworks
Track record contributing to frontend monorepos and shared component libraries
Experience with design systems, developer tooling, or internal platforms
Familiarity with NodeJS, Python, and/or Rust
Experience with AI products or other frontends that scale to large userbases

Benefits

Generous health, dental, and vision benefits
Unlimited PTO
Paid parental leave
Relocation support as needed

Company

Thinking Machines Lab

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Thinking Machines Lab is an AI research and product company that aims to increase understanding and customization of AI systems.
dateFounded in 2025
location
San Francisco, California, USA
people-size11-50 employees
web-link
https://www.thinkingmachines.ai

H1B Sponsorship

Thinking Machines Lab has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (9)

Funding

Current Stage
Early Stage
Total Funding
$2.01B
Key Investors
Andreessen HorowitzMinistry of Economy, Culture and Innovation
2025-06-20Seed· $2B
2025-05-05Grant· $9.98M

Leadership Team

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Mira Murati
Co-Founder and Chief Executive Officer
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Soumith Chintala
Member of Technical Staff
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Recent News

Techmeme
Barret Zoph says Thinking Machines Lab fired him only after learning he was leaving, and at no time did the company cite his performance or unethical conduct (Wall Street Journal)
2026-01-21
Crunchbase News
Humans& Raises Huge $480M Seed Round At $4.48B Valuation For ‘Human-Centric AI Lab’
2026-01-20
Techmeme
Sources: after five Thinking Machines staff left, investors are rattled, potentially impacting fundraising; two researchers quit via Slack during an all-hands (The Information)
2026-01-19
Company data provided by crunchbase