Field manual
Stack rankings
Compare offerings carefully — rankings and terms change. Verify details directly with each provider.
Tools we actually ship production fintech on. Scored for data quality, realtime fit, mobile readiness, and ops cost. Updated when we change our minds.
Stock Picks
Best for: Paper trading & practice UIs · Free
Flagship client — we built it.
Vercel + Next.js
Best for: Fintech marketing + app shells · Usage
Our default deploy target.
Expo / EAS
Best for: Trading apps on iOS & Android · Freemium
Stock Picks mobile runs here.
TradingView
Best for: Embedded charting · Freemium
Polygon.io
Best for: Market data feeds · Usage
Upstash Redis
Best for: Serverless pub/sub & cache · Usage
Supabase
Best for: Auth + Postgres for MVPs · Freemium
RevenueCat
Best for: Mobile subscriptions · Revenue share
ClickHouse Cloud
Best for: Tick & analytics warehouses · Usage
Stripe Connect
Best for: Affiliate & marketplace payouts · Per txn
Editorial rankings. Affiliate links may earn a commission — see the footer disclosure.
Need this stack built?
Open a work order
Fixed-scope sprints for realtime UIs, paper-trading ledgers, KYC flows, and the rest of the fintech surface area.
Hire the desk →