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SDK Engineer - C#

SupabaseSupabase·Software Development

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~7 min

Ashby

Posted

95 days

01

About the role

About Supabase

Supabase is the Postgres development platform, built by developers for developers. We provide a complete backend solution including Database, Auth, Storage, Edge Functions, Realtime, and Vector Search. All services are deeply integrated and designed for growth.

About the Role

We're looking for a C# SDK Engineer to join our SDK team and help bring official, first-class Supabase support to the .NET and Unity ecosystems. You'll work closely with our existing SDK engineers, the broader product and engineering team, and the C# developer community, helping us design, build, and maintain an SDK that feels native to the stack.

This role is ideal for someone who thrives in async, fast-paced environments and is excited about building developer tools that scale to millions.

What You'll Own

  • 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

What You Bring

  • 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

What We Offer

  • Fully Remote

    We hire globally. We believe you can do your best work from anywhere. There are no Supabase offices, but we provide a WeWork membership or co-working allowance you can use anywhere in the world.

  • ESOP

    Every team member receives ESOP (equity ownership) in the company. We want everyone to share in the upside of what we’re building together.

  • Tech Allowance

    Use this budget to set up your ideal work environment—laptop, monitor, headphones, or whatever helps you do your best work.

  • Health Benefits

    Supabase covers 100% of health insurance for employees and 80% for dependents, wherever you are. Your wellbeing and your family’s health are important to us.

  • Annual Off-Sites

    Once a year, the entire company gathers in a new city for a week of connection, collaboration, and fun. It’s a highlight of our year.

  • Flexible Work

    We operate asynchronously and trust you to manage your own time. You know what needs to be done and when.

  • Professional Deve

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Aplyr's read

Supabase is an open-source alternative to Firebase, attracting developers keen on efficient backend solutions with real-time capabilities and a strong community focus.

Synthesized from recent postings & public sources

What's promising

  • Supabase offers a comprehensive backend solution, streamlining development processes for faster application building.
  • The company is open-source, fostering a strong community and collaborative development environment.
  • Supabase's real-time capabilities provide developers with dynamic data handling and synchronization.

What to watch

  • Limited public information about Supabase's long-term financial sustainability and profitability.
  • The company faces strong competition from established players like Firebase and AWS.
  • Rapid growth may strain resources and impact customer support quality.

Why Supabase

  • Supabase's open-source model differentiates it from proprietary backend solutions.
  • Its focus on Postgres as a core database offers robust and reliable data management.
  • Supabase's real-time subscription feature is a standout for dynamic application development.

Aplyr’s read is generated by AI from public sources. Was it useful?

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About Supabase

Supabase is an open-source alternative to Firebase that provides developers with a complete backend solution, including a database, authentication, and real-time subscriptions. By simplifying the backend development process, Supabase empowers developers to build applications faster and more efficiently.

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