TECHYZN
CODE
Backend and AI-era coding fundamentals, explained simply. Free roadmaps, daily challenges and real projects: learn to build with AI and understand what it builds.
Skills We Teach
Full-Stack Engineering
From hardened backends to performance-first frontends, you learn to build on modern stacks the way production teams actually ship. No bloat. Pure fundamentals.
AI Engineering
Go beyond calling an API. Learn how machine intelligence gets embedded into real workflows, from neural network fundamentals to LLM orchestration.
System Design & Strategy
Learn to think like a lead engineer: roadmapping architecture, running scalability audits, and modernising infrastructure before it breaks.
Latest Insights
- Monitoring, Logging, and Tracing: The Practical Trio for Production Insight — Discover how a trio of monitoring, logging, and tracing can turn chaotic alerts into actionable insights for Go microservices in production.
- What a Build Step Does (Webpack & Vite) – A Friendly Guide — Discover how the build step turns raw JS, CSS, and images into a fast, browser‑ready bundle with tools like Webpack and Vite.
- Webhook Reliability: Design, Security, and Robust Retry Strategies — Learn how to make webhooks reliable, secure, and idempotent—store event IDs, verify HMAC/TLS, and implement graceful retries with exponential back‑off.
- Statistical Testing of Non‑Deterministic LLM Outputs — Discover how rigorous statistical testing turns unpredictable LLM outputs into audit‑ready, consistent results—boosting safety, reliability, and compliance.
- Merge Conflicts Made Simple: Calmly Resolve Git Disagreements — Merge conflicts may feel like a recipe gone wrong, but with clear markers and calm steps, you can resolve them quickly and keep your project on track.
- Choosing Embedding vs Referencing in MongoDB: A Practical Guide — Choosing between embedding and referencing in MongoDB can mean the difference between hitting the 16 MB limit, slow writes, or extra round‑trips—here’s how to decide.
- Monolith vs Microservices: Decide with the Scalability Wall Test — Discover when a monolith turns into a bottleneck and how the Scalability Wall Test guides you to split into microservices—plus a Python demo.
- npm & package.json: Your Friendly Package Playground — Discover how npm and package.json turn your Node.js project into a well‑organized grocery list, making installs, scripts, and dependencies a breeze.