Tagged
API Design
4 articles on api design.
Money Is Not a Number
Every fintech frontend eventually renders a balance as if it were settled fact. It almost never is. The bugs that follow are not arithmetic bugs, they are modeling bugs wearing arithmetic as a disguise.
TypeScript Won't Save You From Your API
Your types at the API boundary are a description of last week's schema, not a guarantee about today's. Most teams have end-to-end type theater, and the gap only shows up at runtime.
Your GraphQL Schema is a Team Contract, Not a Type File
Every field you add to a GraphQL schema is a promise to every consumer. The teams that do GraphQL well treat the schema like a roadmap, not a database migration.
The Headless/UI Split: Building an SDK That Two Audiences Can Both Use
How splitting a fintech SDK into a headless layer and a UI layer let the platform work for both fast-moving and design-strict client teams, without forcing either to compromise.