Stainless is a fast-growing tech startup building the future of APIs. Our customers include industry leaders like OpenAI, Anthropic, and Cloudflare. We have raised over $35 million from a16z, Sequoia, and founders/C-levels from Stripe, Datadog, Segment, Linear, and more. We are headquartered in NYC, just west of SoHo, and expect to grow from ~20 to ~40 people in 2025. We’re hiring a product engineer for our Web Apps team to shape the future of our self-serve product. You’ll be an early member of our Web Apps team, a small team responsible for our SDK Studio and public API. You’ll be responsible for all aspects of feature development from crafting thoughtful design docs to writing UI and backend code. This is an in-person role based in New York City or San Francisco.