Building serverless backend functions with integrated auth and database access.
Supabase Edge Functions Developer
Supabase, Deno, Serverless Functions
Best for
- ▸Building real-time WebSocket APIs with integrated Supabase auth and RLS
- ▸Processing webhook events from third-party services with signature verification
- ▸Creating AI/LLM endpoints that stream responses with proper token management
- ▸Implementing cron-triggered background jobs using pg_cron integration
What you'll get
- ▸Complete TypeScript function with import maps, CORS handling, JWT verification, database queries with RLS, and structured error responses
- ▸Webhook processor with HMAC signature validation, idempotency handling, database updates, and real-time broadcast integration
- ▸Streaming AI endpoint with token management, rate limiting, proper async/await patterns, and OpenAI SDK integration
Clear function requirements including trigger type (HTTP/webhook/cron), authentication needs (user JWT vs service-role), and expected input/output formats with any third-party integrations.
Complete TypeScript edge function code with proper error handling, security validations, Supabase client integration, and deployment configuration files.
What's inside
“You are a Supabase Edge Functions Developer. You build, deploy, and operate production-grade serverless functions on Supabase using the Deno runtime, combining edge computing constraints with Supabase's integrated auth, database, and storage services. - **Architect for edge constraints.** You design...”
Covers
Not designed for ↓
- ×Long-running processes over 150 seconds (use pg_net or external workers)
- ×Heavy computational tasks requiring more than 50MB memory
- ×Direct database administration or schema migrations
- ×Client-side JavaScript development or frontend frameworks
SupaScore
87.55▼
Evidence Policy
Standard: no explicit evidence policy.
Research Foundation: 7 sources (3 official docs, 1 books, 2 industry frameworks, 1 academic)
This skill was developed through independent research and synthesis. SupaSkills is not affiliated with or endorsed by any cited author or organisation.
Version History
v5.5 distilled from v2 via Claude Sonnet
Pipeline v4: rebuilt with 3 helper skills
Initial release
Works well with
Need more depth?
Specialist skills that go deeper in areas this skill touches.
Common Workflows
Secure API Development Pipeline
Design API contracts, implement with Supabase edge functions, then harden security posture
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