Java Data Structures and Algorithms for Beginners

Build a strong programming foundation by learning essential data structures and algorithms in Java to write efficient, optimized code and solve complex technical problems.

4.6 (467) ⏱ 1h 48m 📚 6 lessons 🎧 Audio version

About this course

Writing efficient code requires more than just knowing basic Java syntax; it demands a solid understanding of how data is organized and manipulated. Mastering foundational data structures is the key to writing optimized programs and solving complex coding challenges with confidence. This text-based course guides you from absolute basics to a practical understanding of core data structures and algorithms using Java. You will learn how to choose the right structure for any programming scenario, analyze code performance, and implement efficient solutions from scratch. What you'll learn: - Understand the core concepts of Big O notation to analyze time and space complexity. - Implement fundamental data structures including arrays, linked lists, stacks, and queues in Java. - Apply Java Generics to build reusable, type-safe custom data structures. - Navigate the modern Java Collections Framework to use built-in tools effectively. - Solve practical algorithmic problems to prepare for technical coding interviews. You will start by exploring foundational computer science definitions and performance metrics before reading through step-by-step code implementations of both linear and non-linear structures. Each concept is reinforced with clear text explanations and practical Java code examples. This course is designed for beginner Java programmers, aspiring software engineers, and computer science students who want to build a strong foundation in computer science fundamentals without any prior data structures experience. Start reading today to elevate your coding skills and build highly optimized Java applications.

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.
  • 🎧 Audio version included
    Learn on the go — no screen needed
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 30-day refund
    No questions asked
  • Short & focused
    1h 48m of practical content

Reviews (1)

Tanel Hein EE Verified learner
★ 4 · 2026-01-12T18:39:21+00:00

This was a good introduction. The structure is logical, and it covers the basics effectively. Might be too introductory for advanced learners.

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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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