Supabase

Introduction In the world of algorithmic trading, market data is the lifeblood of every strategy. Traders and developers alike need instantaneous, reliable, and scalable pipelines that turn raw exchange events into actionable visualizations. Traditional polling approaches quickly become a bottleneck, especially when dealing with high‑frequency tick data or multi‑asset portfolios. Enter Supabase, the open‑source Firebase alternative that offers a Postgres‑backed backend with built‑in authentication, storage, and—most importantly for this article—webhooks. Coupled with Node.js streams, you can build a low‑latency, back‑pressure‑aware ingestion layer that pushes updates to a front‑end dashboard in real time. ...

Table of Contents What is Supabase? Setting Up Your First Supabase Project Database Fundamentals Authentication (Auth) Row Level Security (RLS) Realtime Subscriptions Storage (File Uploads) Edge Functions Building a Complete SaaS Application Production Best Practices Resources What is Supabase? Supabase is an open-source Firebase alternative built on PostgreSQL. Think of it as your entire backend in a box: PostgreSQL Database: A real, powerful SQL database (not a limited NoSQL solution) Authentication: Email, OAuth, magic links - all handled for you Realtime: Live data updates without writing WebSocket code Storage: File uploads with CDN delivery Edge Functions: Serverless backend logic Auto-generated APIs: REST and GraphQL APIs created automatically from your database Why Supabase for SaaS? ...