This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a SDK Engineer - JavaScript based in India.
This role offers the opportunity to build developer tools that power modern applications and enable seamless interaction with backend platforms.
You will own critical JavaScript and TypeScript SDK experiences used by a large global developer community.
The position combines software engineering excellence, API design, open-source collaboration, and developer experience.
You will work on libraries that impact millions of developers while shaping how users interact with complex technologies.
The ideal candidate enjoys solving challenging technical problems, designing intuitive developer experiences, and working in an async, distributed environment.
This is a highly autonomous role where your decisions will influence public APIs, documentation, and the future evolution of developer tooling.
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Accountabilities:
Build, maintain,



and evolve JavaScript and TypeScript SDKs that provide reliable and intuitive access to platform capabilities.
Design and implement current SDK features by identifying developer needs, proposing solutions, and delivering impactful improvements.
Work in public repositories by managing issues, reviewing external contributions, maintaining release processes, and supporting open-source collaboration.
Own the developer experience around TypeScript types, ensuring accurate autocomplete, type inference, and seamless integration into real-world applications.
Ensure SDK compatibility across multiple environments, including Node.js, browsers, Deno, Bun, Cloudflare Workers, React Native, and other modern runtimes.
Develop and improve realtime functionality, including WebSocket connections, reconnection strategies, subscriptions, and presence features.
Collaborate with platform teams to ensure SDKs remain aligned with backend capabilities, updates, and product changes.
Create technical docum

📌 SDK Engineer (India)
🏢 Jobgether
📍 India