13/02/2026
Spent some time going through this week’s freeCodeCamp releases and there is genuinely solid material if you are trying to level up technically.
A few things that stood out:
The Kali Linux course is a proper four-hour walkthrough into cybersecurity fundamentals. It moves beyond theory and actually walks through identifying vulnerabilities, understanding how exploits work, and thinking from a defender’s perspective. Tools like Nmap and Wireshark are covered in practical context.
https://www.freecodecamp.org/news/learn-cybersecurity-and-ethical-hacking-using-kali-linux/
There is also a focused guide on preparing for the Certified Kubernetes Administrator exam. It starts from setting up a practice environment and moves into multi-node clusters, control plane fundamentals, Helm, autoscaling, and DNS inside Kubernetes. Useful even if you are not pursuing certification but want operational clarity around K8s.
https://www.freecodecamp.org/news/prepare-for-the-kubernetes-administrator-certification-and-pass/
The podcast conversation with Tapas Adhikary was particularly interesting. He runs a 20-developer consultancy serving global clients and has written hundreds of programming tutorials. One point he made stayed with me: expectations in software engineering have changed. Even junior developers are now expected to think in terms of solutions and ex*****on speed, not just tasks.
https://www.freecodecamp.org/news/tips-from-a-20-year-developer-veteran-turned-consultancy-founder-tapas-adhikary-interview-podcast-206/
There is also a detailed React data fetching handbook that explains Suspense, Error Boundaries, and modern data APIs in a way that connects architecture with implementation. Worth bookmarking if you are working in contemporary frontend stacks.
https://www.freecodecamp.org/news/the-modern-react-data-fetching-handbook-suspense-use-and-errorboundary-explained/
And finally, a full DevOps walkthrough that takes a local full stack app and turns it into a containerized production setup with CI/CD pipelines. It walks through Docker images, containers, and automated deployment pipelines triggered on push. Very practical if you want to understand what production readiness actually looks like.
https://www.freecodecamp.org/news/build-a-production-ready-pipeline-with-docker-cicd-and-hostinger/
All of this is free and publicly accessible.
Continuous learning is no longer optional in Web3.
It is part of the job.
Learn to take a full-stack React, Go, and MongoDB application from local development to a fully containerized production environment. We just posted a full course on the freeCodeCamp.org YouTube channel that will help you master Docker orchestration,...