Error Handling and Logging in Production Node.js
Build robust error handling and structured logging for production Node.js apps using Winston, Pino, custom error classes, and centralized error middleware
The Archive of
Intentional Thought
Technical essays, architectural deep-dives, and practical guides at the intersection of code and design.
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Docker and Containerization for Node.js
Containerize Node.js applications with Docker — multi-stage builds, Docker Compose for development, health checks, security best practices, and production optimization
Building REST APIs with Express and Nest.js
A comprehensive guide to building production-ready REST APIs with Express.js and Nest.js, covering routing, middleware, validation, and best practices
Real Project — Build a Production Node.js API
Build a complete production-ready REST API with Node.js, Express, PostgreSQL, Redis, JWT auth, testing, Docker, and CI/CD — putting it all together
Deploying Node.js to AWS
Deploy Node.js applications to AWS using ECS Fargate, Lambda, and Elastic Beanstalk — with CI/CD pipelines, auto-scaling, and monitoring
Authentication — JWT, Sessions, OAuth in Node.js
Implement secure authentication in Node.js using JWT tokens, server-side sessions, and OAuth 2.0 with Passport.js and best security practices
Claude Code Skills — Build a Better Engineering Workflow with AI-Powered Code Reviews, Security Scans, and More
A practical guide to building Claude Code custom skills for engineering workflows — automated code reviews, security scanning, test generation, commit hygiene, and CI integration with real skill definitions you can use today.
Building an AI Voicebot for Visitor Check-In — A Practical Guide to Handling the Messy Parts
A practical guide to building an AI-powered voicebot for visitor check-in at offices and buildings — covering STT/TTS pipeline, LLM conversation design, error handling, fallback strategies, latency optimization, and the real-world problems nobody warns you about.
Server Security Best Practices — Complete Hardening Guide for Production Systems
A comprehensive guide to server security best practices covering SSH hardening, firewall configuration, TLS setup, privilege escalation prevention, logging, automated patching, and incident response for production Linux servers.
Staff Engineer Study Plan for MAANG Interviews — The Complete 12-Week Roadmap
A battle-tested 12-week study plan for senior engineers targeting Staff/L6+ roles at Meta, Apple, Amazon, Netflix, and Google. Covers system design, coding, leadership, behavioral prep, and domain deep-dives with weekly schedules, resources, and practice problems.
XSS and CSRF Explained — The Complete Guide with Real Attack Examples and Defenses
A deep dive into Cross-Site Scripting (XSS) and Cross-Site Request Forgery (CSRF/XSRF) — how they work, real attack examples with code, and defense strategies every developer should implement.
OWASP Top 10 (2021) — Every Vulnerability Explained with Code
A developer-focused guide to the OWASP Top 10 2021 — every vulnerability explained with real attack code, vulnerable code examples, and production-ready fixes for Node.js, Python, and Java.