Senior Rust Developer

We are seeking an experienced Senior Rust Developer to develop and maintain a software development kit that enables client applications to securely communicate with backend platform services through gRPC. The role focuses on designing stable, developer-friendly interfaces and reliable communication layers for integration into mobile applications, game engines, and other client environments.

You will contribute to a modern educational technology ecosystem that combines structured learning, educational games, and short-form educational media.

Responsibilities

Develop and maintain a Rust-based software development kit for communication with backend services through gRPC Design clear, stable, and well-documented public interfaces for client application developers Implement reliable, secure, and efficient networking, authentication, error handling, retries, and request lifecycle management Support integration of the software development kit into mobile applications and game engines Collaborate with backend, mobile, web, game, and product teams to define integration requirements and technical contracts Contribute to protocol design, versioning strategies, compatibility, testing, and release processes Improve developer experience through documentation, examples, automated tests, and integration guidance Identify and address performance, reliability, observability, and security concerns in client-to-service communication Use artificial intelligence-assisted development tools responsibly to improve delivery speed, code quality, documentation, and testing Requirements 2+ years of hands-on project or production experience with Rust Demonstrated production experience building or integrating gRPC-based services or clients Experience designing and maintaining reusable libraries, client libraries, or software development kits Strong understanding of asynchronous programming, concurrency, networking, error handling, and secure communication patterns Experience working with protocol definitions, service contracts, serialization, compatibility, and versioning Ability to write maintainable, well-tested, production-quality code Familiarity with artificial intelligence-assisted development workflows and practical use of related tools Strong written communication skills and the ability to collaborate effectively in a distributed team environment English proficiency at an Upper-Intermediate level (B2) or higher Nice to have Experience supporting Rust applications across mobile, game engine, or cross-platform environments Experience with authentication, authorization, token management, and secure client-side session handling Experience with educational technology, gaming, media platforms, or consumer-facing applications Familiarity with family accounts, child safety, permissions, privacy-sensitive data, or parent-facing product features Experience improving developer experience through documentation, code samples, developer tooling, or automated integration testing