About Steel

Steel is building open-source browser infrastructure for AI agents and apps . We make it easy for developers to ship AI products that interact with the web using our Sessions API.

With over 7,000 GitHub stars, dozens of paying customers, and millions of sessions served monthly, we grew our platform 50x in 2025 purely through word-of-mouth and our open-source community. Backed by world-class investors, we're building a small, highly motivated, and talent-dense team that's shaping the future of how humans interact with the internet.

More on the problems we're solving:

Public referral bonus: Introduce us to a candidate who joins Steel, and we'll send you $10,000

The Role

We are looking for strong engineers with experience and interest in designing, building, and maintaining the high-performance systems that make up our platform.

Sample projects include...