Core Java Programming: From OOP Foundations to Functional Streams

Build a strong foundation in Java programming by mastering object-oriented design, collections, multithreading, and modern functional streams.

4.0 (166) ⏱ 33 min 📚 4 lessons

About this course

Want to learn the programming language that powers billions of devices worldwide? Java is the backbone of enterprise software, web applications, and backend systems, making it a critical skill for any aspiring developer. This written course guides you through Java fundamentals, helping you transition from writing your first line of code to structuring complex, efficient applications. You will gain a deep understanding of core programming paradigms, from classical object-oriented principles to modern functional programming techniques, ensuring your skills align with contemporary industry standards. What you'll learn: - Understand core Java syntax, variables, control flow, and basic data types. - Apply object-oriented programming (OOP) principles, including inheritance, interfaces, and abstract classes. - Manage application errors effectively using robust exception handling strategies. - Organize and manipulate data using the Java Collections framework and modern data structures like records. - Implement multithreading basics and concurrent execution to build responsive applications. - Write clean, expressive code using functional programming, lambda expressions, and the Streams API. The course begins with foundational programming concepts and syntax before advancing to object-oriented design patterns. You will then progress to complex topics like multithreading, concurrent execution, and modern functional programming paradigms. This course is designed entirely for beginners with no prior programming experience, providing a clear, step-by-step path to mastering Java. Start reading today to build your core programming skills and begin your software development journey.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 30-day refund
    No questions asked
  • Short & focused
    33 min of practical content

Reviews (3)

Ochieng Okoth KE Verified learner
★ 5 · 2026-01-20T04:29:57+00:00

Brilliant course! The flow of information was perfect, and the examples really solidified the concepts. Loved it!

Lakshmi Silva LK Verified learner
★ 5 · 2025-09-03T20:21:57+00:00

Really enjoyed the flow of this. The practical applications discussed were spot on. Great course!

Einar Gíslason IS Verified learner
★ 3 · 2025-03-11T04:02:57+00:00

Pretty good overall. Some sections felt a little rushed, but the core content was solid and the examples were useful. I learned a lot.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe, or with cryptocurrency. We do not store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 30 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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