Backend
ExpressJS Development
Lightweight and powerful Node.js APIs with Express.
Express.js remains the most popular and flexible Node.js web framework for a reason. We build Express backends with proper middleware chains, route organization, validation, authentication, and error handling — resulting in an API that is both easy to use and production-hardened.
Did you know? Based on our 2025 portfolio data, backend projects delivered by txlabs launch 3x faster than industry average, with 100% TypeScript coverage and 8+ years of production experience.
Tech stack
ExpressJSNodeJSMongoDBPostgreSQLSupabaseBetter AuthStripeAWSSendGridResend
What's included
- Structured route and middleware organization
- Request validation with Zod
- JWT and session-based authentication
- File upload handling and processing
- Rate limiting and security hardening
- Comprehensive error handling middleware
Deliverables
- 1Production Express.js application
- 2Organized route structure and middleware stack
- 3Validation and error handling layer
- 4Auth implementation (JWT or sessions)
- 5API documentation and README
Who this is for
Lightweight API backends
Microservice architectures
Webhook receivers and processors
Proxy and aggregation layers