
SDK Engineer, C#
Supabase
full-time
Posted on:
Location Type: Remote
Location: Anywhere in the World
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Tech Stack
About the role
- 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
Benefits
- Fully Remote
- ESOP
- Tech Allowance
- Health Benefits
- Annual Off-Sites
- Flexible Work
- Professional Development
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
C#.NETSDK developmentAPI designasync programmingTypeScriptPythonGoproduction applicationsdeveloper-facing tools
Soft Skills
communicationproblem-solvingcollaborationcommunity engagementdocumentation writingfeedback triageroadmap shapingnavigating ambiguitydeveloper experience focusrelationship building