bohdaq - TypeScript Developer

Type-Safe Development

As a TypeScript developer, I build robust, maintainable applications with strong type safety. TypeScript's powerful type system helps catch errors at compile time, improves code quality, and enhances developer productivity through excellent IDE support and autocomplete.

I leverage advanced TypeScript features including generics, utility types, conditional types, and mapped types to create flexible, reusable code. Whether building React applications, Angular projects, or Node.js backends, TypeScript is my language of choice for professional development.

TypeScript Expertise

Core TypeScript

Type Annotations & Inference
Interfaces & Type Aliases
Generics & Constraints
Union & Intersection Types
Literal Types & Template Literals
Type Guards & Narrowing

Advanced Types

Conditional Types
Mapped Types
Utility Types (Partial, Pick, Omit, etc.)
Discriminated Unions
Index Signatures
Type Assertions & Casting

Framework Integration

React with TypeScript
Angular (TypeScript-first)
Node.js & Express with TypeScript
Next.js TypeScript Support
Vue.js with TypeScript
Type-safe API Clients

Tooling & Configuration

tsconfig.json Configuration
Compiler Options & Strict Mode
Path Mapping & Module Resolution
Declaration Files (.d.ts)
ESLint with TypeScript
Prettier Integration

Testing

Jest with TypeScript
Type-safe Test Utilities
Mocking with Types
Test Coverage
Type Testing
Integration Testing

Best Practices

Strict Type Checking
Avoiding 'any' Type
Immutability Patterns
Error Handling with Types
API Type Definitions
Code Organization

TypeScript Projects

HiTop - Type-Safe API Testing Tool

TypeScript React Type Safety

Modern HTTP API testing tool built with TypeScript and React:

Fully typed API request/response handling
Type-safe state management
Generic utility functions
Strict null checking
Interface-driven development
Comprehensive type coverage

View on GitHub →

Angular WebSocket Application

Angular TypeScript RxJS

Real-time chat application with Angular and TypeScript:

Strong typing throughout the application
Type-safe RxJS observables
Interface definitions for messages
Dependency injection with types
Component type safety
Service layer with generics

View on GitHub →

Type-Safe REST API Client

TypeScript Axios Generics

Fully typed REST API client library:

Generic request/response types
Type-safe HTTP methods
Automatic type inference
Error handling with discriminated unions
Interceptor type definitions
OpenAPI schema integration

Node.js Backend with TypeScript

Node.js TypeScript Express

Type-safe backend API with Express and TypeScript:

Strongly typed route handlers
Type-safe middleware
DTO validation with types
Database models with TypeORM
Type-safe environment variables
Error handling with custom types

TypeScript Development Philosophy

🛡️ Type Safety First

Leveraging TypeScript's type system to catch errors at compile time and improve code quality.

📝 Strict Mode

Using strict compiler options for maximum type safety and reliability.

🔄 Refactoring Confidence

Types enable safe refactoring with IDE support and compile-time guarantees.

📚 Self-Documenting Code

Type annotations serve as inline documentation, improving code readability.

🎯 Developer Experience

Excellent autocomplete and IntelliSense support for faster development.

🧩 Reusability

Generic types and utility types for flexible, reusable code patterns.