Javascript Senior Software Engineer; AI SDK

Overview

Join Tether and shape the future of digital finance. As a Senior SDK Developer, you will contribute to the development of the new and cutting-edge Tether AI SDK.

We are a global team delivering innovative fintech solutions, with a remote-first culture. This role focuses on developer-facing SDKs and system integration within the Tether ecosystem.

• Developer-Facing SDKs & APIs: design, build, and maintain modular, versioned SDKs that abstract complex backend logic into clean, usable interfaces, enabling seamless integration with Tether’s platform across various client environments.
• Performance & Reliability at Scale: ensure SDKs are fast, lightweight, and reliable; design resilient logic (retry policies, offline handling, batching) and contribute to the scalability of platform-facing interfaces and services powering the SDKs.
• Security-First Engineering: embed best-in-class security practices into the SDK architecture, including secure communication, encrypted storage, and rigorous input validation to provide safe integration pathways for developers.
• Collaborate with teams to integrate with Node.js/JavaScript production environments and ensure high-quality, maintainable code.

• 6+ years of experience with Node.js/JavaScript in production environments.
• Proven track record in designing and maintaining developer-facing SDKs (npm packages, API clients, or instrumentation libraries).
• Strong understanding of modular architecture, versioning strategies, and semantic API design.
• Experience participating in the development of a complex platform.
• Experience with AI domain applications (RAG, Agents, Inference, AI SDKs).
• Ability to quickly learn new technologies.
• Good understanding of security practices.

• Familiarity with Peer-to-Peer technologies (Kademlia, Bit Torrent, libp2p).
• Comfortable with high-availability concepts.
• Rust or C++ skills are a plus.
• Familiarity with real-time data delivery (NodeJS/other streaming).

• Not Applicable

• Full-time

• Information Technology

• Technology, Information and Internet