About: Sam Rivera is a systems programmer and tech educator. He loves teaching the building blocks of computing — Java, Go, C, SQL, and how to build real AI-powered apps with LangChain.
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Books
View allPydantic: Bulletproof Data Validation in Python
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LangChain for Beginners: Build AI Apps with Python
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C Programming: The Language That Powers Everything
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SQL for Beginners: Talk to Databases
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Go Programming: Simple, Fast, and Fun
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Java for Beginners: Think Like a Computer
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About:
Sam Rivera is a systems programmer and tech educator. He loves teaching the building blocks of computing — Java, Go, C, SQL, and how to build real AI-powered apps with LangChain. Member since May 2026.