C# SDK Engineer developing and maintaining the Supabase SDK for .NET and Unity ecosystems. Collaborating with SDK engineers and the developer community to enhance the developer experience.
Responsibilities
Design and build the C# SDK — own the Supabase C# SDK end-to-end, including Auth, Database, Storage, Functions and Realtime clients, ensuring every surface feels idiomatic to .NET developers
Drive the developer experience — make deliberate API design decisions that are well-typed, consistent, and intuitive for developers coming from the .NET ecosystem
Shape the roadmap — identify gaps, triage feedback, and propose improvements based on real developer needs and Supabase product direction
Engage the community — participate in GitHub discussions, review contributions, and build relationships with .NET and Unity developers using Supabase
Collaborate across the SDK team — contribute to shared patterns, tooling, and standards that raise the quality bar across all supported languages
Write documentation and examples — produce guides, code samples, and reference docs that help developers get started quickly and go deep with confidence
Requirements
Have 5+ years of experience building production applications in C# and the .NET ecosystem
Have prior experience building SDKs, libraries, or other developer-facing tools, with a strong sense of what makes an API intuitive and idiomatic
Are comfortable working across multiple programming languages and ecosystems — you can read TypeScript, Python, or Go to draw patterns from the broader SDK team
Communicate clearly across both technical and non-technical audiences
Have experience in async or globally distributed teams
Are energized by solving real-world problems for developers
Are comfortable navigating ambiguity and moving quickly
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