How to Approach a System Design Interview: A CTO's Framework
A step-by-step system design interview framework from a CTO who runs them: requirements, estimation, API and data design, deep dives and trade-offs.
Architecture articles
4 articles about Architecture, written from hands-on experience building and scaling production systems.
- 7 min
- 6 min
Monolith vs Microservices: How to Choose, and When to Split
Monolith vs modular monolith vs microservices: the real costs, the signals that justify splitting, drawing service boundaries and the strangler fig.
- 7 min
Offline-First Architecture: Building Apps That Work on Bad Networks
Design offline-first apps: local-first storage, an outbox for writes, idempotent sync, conflict resolution and backends that absorb reconnect storms.
- 5 min
Scaling Node.js: From Single Server to Handling Millions of Requests
Scale Node.js from one server to millions of requests: clustering, horizontal scaling, load balancing, Redis caching, worker threads and monitoring.
Other topics
Backend 12System Design 11Performance 7Distributed Systems 6Node.js 4AI Engineering 3LLM 3Redis 3Tutorial 3API Design 2Career 2CTO 2Engineering Management 2Leadership 2PostgreSQL 2Startups 2Web Development 2Caching 1CDC 1Cloud 1Consulting 1Databases 1DevOps 1Docker 1Elasticsearch 1Frontend 1Interviews 1JavaScript 1Kafka 1MCP 1Microservices 1Mobile 1Next.js 1Personal Branding 1Production 1RabbitMQ 1RAG 1React 1Search 1SEO 1SQL 1TypeScript 1