Every published module, all in one place.
4 modules
Payments → Paypal
PayPal-specific order/capture rules on top of payment-system-basics: server-side capture verification, idempotency, and sandbox testing.
by @markdowners
API & Backend → Graphql
Design GraphQL APIs that scale: schema-first modeling, deliberate nullability, connection-style pagination, DataLoader batching, structured errors, and query depth/complexity limits.
Frameworks → Node & Express
Express API conventions: router/controller/service layering, centralized error middleware, async handler wrapping, edge validation, env-based config, graceful shutdown, and keeping routes free of business logic.
Payments → Stripe
Stripe-specific integration rules on top of payment-system-basics: key handling, Elements, SCA/3DS, and treating webhooks as the source of truth.