Sdk Design Jobs

Build and evolve OpenRouter's public API, SDKs, and agent tooling to deliver exceptional developer experiences for a fast-growing AI infrastructure platform.

WHOOP seeks an iOS Engineer II in Boston to develop shared frameworks, design-system components, and internationalization capabilities for its global client platform.

Hercules is seeking a senior/staff frontend engineer to architect and build polished, high-performance user interfaces across its AI Agent, App Builder, mobile PWA, and public marketing surfaces.

Senior technical leader needed to design, implement, and operate Temenos-based Digital Account Onboarding solutions while guiding cross-functional teams and ensuring compliance and reliability.

Edra is hiring a Backend Engineer to design and build platform systems, integrations, and developer-facing tooling that make agentic AI useful in enterprise environments.

Design the end‑to‑end advertiser and publisher product experiences at Koah, shaping AI‑augmented workflows and the adaptive ad format system used across millions of users.

Work on FriendliAI's core developer experience by owning the Python SDK and CLI, packaging pipelines, and internal dev tools that enable reliable integrations with our inference and agent platform.