typescript 55 type-safe 15 nodejs 14 javascript 13 api 12 validation 12 fluent 11 builder-pattern 9 orm 8 chainable 7 builder 7 database 6 lightweight 6 automation 6 error-handling 6 testing 6 react 6 fetch 6 query-builder 5 web 5 state-management 5 odm 5 expressions 5 e2e 5 expression-builder 5 npm 5 dynamodb-client 5 typescript-decorators 5 serverless 5 objectmapper 5 dynamodb 5 dynamo 5 functional-programming 5 aws 5 test-runner 4 utility 4 client 4 schema-validation 4 jest 4 test-automation 4 sitemap 4 async 4 seo 4 search-engines 4 crawler 4 request 4 declarative 4 web-crawling 4 state-machine 4 mapper 4 sdk 4 node 4 esm 4 playwright-api 3 e2e-testing 3 angular 3 filter expression 3 playwright 3 lambda 3 dom-manipulation 3 browser 3 xstate 3 fetch-api 3 api-client 3 immutable 3 dynamic-form 3 method-chaining 3 json-form 3 http-client 3 lydio 3 schema-form 3 update expression 3 fluent-form 3 validator 3 reactive-forms 3 compose-api 3 angular-forms 3 type-inference 3 metadata 3 library 3 commonjs 3 zero-dependencies 3 dynamo client 3 chainable-api 3 email 3 dynamodb client 3 http 3 open-source 3 frontend 3 query 3 expression 3 playwright-fluent 3 dsl 3 test-framework 3 modular 3 expression builder 3 testing-library 3 rate-limiting 3 design-patterns 2 filter 2