Mario Ludwig
Backend Development

Systems that run reliably

I build robust backend systems and APIs with Node.js and TypeScript. Secure authentication, scalable databases, and real-time functionality.

Benefits

Why professional backend?

REST & GraphQL APIs

Clean, documented APIs following best practices for seamless integration with your frontend.

Secure Authentication

Modern auth systems with SSO, 2FA, and role-based access control for maximum security.

Database Design

Optimized database structures for fast queries, data integrity, and easy maintenance.

Real-Time Sync

Live updates without polling through WebSocket integration and reactive database technologies.

Scalable Architecture

Systems that grow with your business — from hundreds to hundreds of thousands of users.

Privacy & Compliance

GDPR-compliant data processing with encrypted storage and audit logging.

Technologies

My Backend Stack

Node.js
TypeScript
Convex
PostgreSQL
Effect-TS
Docker
Node.js
TypeScript
Convex
PostgreSQL
Effect-TS
Docker
Node.js
TypeScript
Convex
PostgreSQL
Effect-TS
Docker
Node.js
TypeScript
Convex
PostgreSQL
Effect-TS
Docker
Process

How your backend is built

1

1. Requirements Analysis

Together we define data models, API endpoints, and security requirements.

2

2. Architecture & Design

I design a scalable architecture with clear interfaces and data flows.

3

3. Development & Testing

Iterative development with automated tests, code reviews, and continuous integration.

4

4. Deployment & Monitoring

Secure deployment with monitoring, alerting, and performance oversight in production.

Ready for a solid backend?

Let's build the technical foundation for your application.