Posted inSystem Design
GraphQL vs REST: A Practical Comparison for Production APIs in 2025
A senior-engineer guide to GraphQL vs REST, with production-ready patterns, trade-offs, and practical examples.
Posted inSystem Design
Microservices vs Monolith: When to Split and When to Stay Merged
A senior-engineer guide to microservices vs monolith, with production-ready patterns, trade-offs, and practical examples.
Posted inSystem Design
Https Tls Security: TLS, Certificates, and Encryption Explained for Developers
A senior-engineer guide to HTTPS TLS security, with production-ready patterns, trade-offs, and practical examples.
Posted inSystem Design
Big O Notation Explained: The Complete Guide Every Developer Must Know
A senior-engineer guide to Big O notation, with production-ready patterns, trade-offs, and practical examples.
Posted inSystem Design
REST API Design Best Practices: The Patterns That Make APIs a Joy to Use
A senior-engineer guide to REST API design, with production-ready patterns, trade-offs, and practical examples.
Posted inSystem Design
Rust For Javascript Developers: Why It Is Worth the Learning Curve
A senior-engineer guide to Rust for JavaScript developers, with production-ready patterns, trade-offs, and practical examples.
Posted inSystem Design
System Design Interview Cheat Sheet: The Framework That Gets You Hired at FAANG
A senior-engineer guide to system design interview, with production-ready patterns, trade-offs, and practical examples.
Posted inSystem Design
Go Concurrency Patterns: Goroutines, Channels, and the Patterns Senior Engineers Use
A senior-engineer guide to Go concurrency patterns, with production-ready patterns, trade-offs, and practical examples.
Posted inAWS System Design
Serverless API on AWS: API Gateway, Lambda, DynamoDB and SQS, From First Endpoint to Production
Serverless API architecture on AWS: REST vs HTTP API, throttling and Lambda scaling limits, idempotent DynamoDB writes, SQS workers, WAF, and a tested SAM template.
Posted inSystem Design
Url Shortener System Design: Designing a URL Shortener That Handles 100 Million Requests Per Day
A senior-engineer guide to URL shortener system design, with production-ready patterns, trade-offs, and practical examples.