TypeScript Deep Dive: From Any to Mastery
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TypeScript Deep Dive: From Any to Mastery

4.9
3,210 students
3h 45m
15 lessons

About this course

Master TypeScript beyond the basics. Learn advanced type system features including generics, conditional types, mapped types, and template literals. Understand type inference, declaration files, and how to type complex patterns like React hooks, API responses, and database queries. Includes real-world projects building type-safe libraries and applications.

Course Content

Type System Foundations

  • TypeScript Compiler: How Types Become JavaScript15min
  • Type Narrowing: Type Guards and Assertion Functions15min
  • Literal Types, Enums, and Discriminated Unions15min
  • Utility Types: Partial, Pick, Omit, Record15min

Generics and Advanced Patterns

  • Generics: Constraints, Defaults, and Inference15min
  • Conditional Types and the infer Keyword15min
  • Mapped Types and Template Literal Types15min
  • Building Type-Safe APIs with Zod and tRPC15min

TypeScript in Practice

  • Typing React Components, Hooks, and Events15min
  • Typing Database Queries with Prisma and Drizzle15min
  • Declaration Files and Consuming Third-Party Types15min
  • TypeScript Configuration: tsconfig Deep Dive15min

Type-Safe Architecture

  • Domain Modeling with Types: Making Illegal States Unrepresentable15min
  • Building a Type-Safe ORM Query Builder15min
  • Project: Type-Safe Full-Stack Application15min