TL;DR

SDK Engineer (C#): Building and maintaining the official Supabase SDK for .NET and Unity ecosystems with an accent on idiomatic API design and developer experience. Focus on creating well-typed, intuitive tooling that integrates seamlessly with Supabase services including Auth, Database, and Realtime.

Location: Remote (Global)

Company

Supabase is a Postgres development platform providing a complete open-source backend solution, including database, auth, storage, and edge functions.

What you will do

  • Design and build the official C# SDK for Supabase ensuring it feels native to .NET developers.
  • Drive developer experience by creating well-typed, consistent, and intuitive APIs.
  • Shape the roadmap by identifying gaps and prioritizing feedback from the developer community.
  • Engage directly with the .NET and Unity communities via GitHub and other channels.
  • Collaborate with the broader SDK team to establish shared patterns and high-quality standards.
  • Produce comprehensive documentation, guides, and code samples.

Requirements

  • 5+ years of experience building production applications in C# and the .NET ecosystem.
  • Proven experience building SDKs, libraries, or developer-facing tools.
  • Strong understanding of what makes an API intuitive and idiomatic.
  • Ability to read TypeScript, Python, or Go to align patterns across the SDK team.
  • Experience working effectively in asynchronous or globally distributed teams.
  • Capability to navigate ambiguity and move quickly in a fast-paced environment.

Culture & Benefits

  • Fully remote, global team with budget for co-working spaces.
  • Equity ownership (ESOP) for all team members.
  • Tech allowance to set up your ideal home office.
  • 100% health insurance coverage for employees and 80% for dependents.
  • Annual international company off-sites.
  • Annual professional development allowance for learning and learning.

Hiring process

  • Application review.
  • Introductory video call.
  • Up to four technical and team-fit interviews with founders and cross-functional partners.
  • Final decision and offer.