Database Design Mistakes That Kill Backend Performance

Common database design and query mistakes that impact performance, scalability, and reliability in backend systems.

Scaling Backend Systems: What Actually Breaks First

A practical look at backend scalability challenges including bottlenecks, databases, caching, and system limits.

Linux & Deployment Essentials for Backend Developers

Core Linux concepts, server setup basics, and deployment practices required to run backend systems in production.

JWT, Sessions, and Token Security in Production Backends

Practical authentication strategies covering JWTs, sessions, access control, and securing backend APIs against common threats.

Designing REST APIs That Don’t Break in Production

API design principles focused on versioning, validation, error handling, and long-term maintainability in real systems.

From Request to Response: Inside a Production Backend

A real-world breakdown of how backend systems process requests, handle business logic, and return responses in production environments.