Senior Ruby Developer | AI start-up | SDK Toolkit (API workflow) | Hybrid in Williamsburg | $200-230k + Benefits
The Company:
A venture-backed, developer-first technology company based in New York is redefining how modern APIs are built and consumed. Its platform powers SDKs used by high-growth and enterprise technology brands, shaping the experience of thousands of developers worldwide.
This ambitious organization operates at the intersection of infrastructure, developer tooling, and open source. With a strong startup ethos, the team values craftsmanship, ownership, and raising the bar for what high-quality developer experiences should look like. Engineers here are empowered to influence product direction and community standards alike.
The Role:
On behalf of this innovative technology firm, an experienced Senior Ruby Developer is sought to lead the development of a world-class Ruby SDK generator. This role goes beyond traditional software engineering; it defines what excellence looks like in modern Ruby SDKs.
The successful candidate will shape how generated Ruby libraries feel—idiomatic, readable, and trusted by developers. From building core components of an open-source compiler to introducing advanced capabilities such as auto-pagination and server-sent events, this individual will directly impact thousands of end users. The role also involves engaging with the broader Ruby community and mentoring engineers as the team scales.
Responsibilities:
Requirements:
This is a rare opportunity to define standards within the Ruby ecosystem while building infrastructure used globally. Qualified engineers with entrepreneurial ambition are encouraged to apply.
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