Free, complete courses on the Claude certification exams (CCAR-F, CCAR-P, CCDV-F, CCAO-F) and the GitHub Certified Agentic AI Developer exam (GH-600), and on how LLMs actually work under the hood. Every lesson is on this channel, in full, at no cost. I'm Vivek. Software engineer for about 12 years, based in Japan since 2018. Most of my time now goes into building with LLMs. I record these because the explanations I wanted didn't exist in one place. Courses here, each as a playlist and as a single all-in-one video: Claude Certified Architect (CCAR-F): 16 lessons Claude Certified Architect Professional (CCAR-P): 18 lessons Claude Certified Developer (CCDV-F): 13 lessons Claude Certified Developer (CCDV-F) Exam Prep: 17 lessons Claude Certified Associate, Foundations (CCAO-F): 12 lessons GitHub Certified Agentic AI Developer (GH-600): 12 lessons How LLMs Actually Work: 13 lessons Claude Agent SDK to Production: 13 lessons

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