Kotlin for Java Developers: Transition to Modern JVM Programming

Leverage your existing Java knowledge to write safer, more concise, and highly expressive code using Kotlin for modern JVM and Android development.

4.6 (663) ⏱ 1h 41m 📚 8 lessons 🎧 Audio version

About this course

As a Java developer, you are likely familiar with the boilerplate and verbosity that can sometimes slow down your development workflow. Kotlin offers a modern, fully interoperable alternative that brings conciseness, safety, and modern programming paradigms to the JVM. This written course helps you transition your existing Java expertise to Kotlin smoothly. You will learn how Kotlin addresses common Java pain points, allowing you to write cleaner, safer code while continuing to leverage the robust JVM ecosystem. What you'll learn: - Understand Kotlin's fundamental syntax, type inference, and how to configure projects using modern Gradle Kotlin DSL. - Master null safety features to eliminate the dreaded NullPointerException from your applications. - Apply functional programming concepts in Kotlin, including lambdas, higher-order functions, and collection operations. - Implement object-oriented design patterns more efficiently using data classes, smart casts, and delegation. - Explore the basics of asynchronous programming using Kotlin Coroutines for lightweight concurrency. You will start with the foundational syntax differences between Java and Kotlin, gradually moving into advanced features like null safety, functional literals, and modern concurrency. Through clear written explanations and practical code comparisons, you will see exactly how Java concepts map to modern Kotlin idioms. This course is designed for Java developers who want to adopt Kotlin for JVM or Android development. Familiarity with basic Java programming is required, but no prior experience with Kotlin is necessary. Start reading today to modernize your JVM development skills and write cleaner code.

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 41m of practical content

Reviews (6)

Javier Ruiz PE
★ 3 · 2026-04-01T18:40:54+00:00

Hmm, not sure about this one. The examples were sometimes confusing, and the pace felt a bit inconsistent. Might be better for someone with some background.

Rohan Abeysinghe LK
★ 4 · 2025-11-11T13:38:54+00:00

Good introduction. I appreciated the clear steps, although some of the later modules could have used more examples.

Alice Serwaa GH
★ 3 · 2025-09-29T12:09:54+00:00

Found it useful for a refresher. Not sure it would be the best starting point for a complete beginner, tbh.

Alexandra Mocanu RO Verified learner
★ 4 · 2025-08-23T09:38:54+00:00

Solid content here. While a couple of the modules could have been more detailed, the overall value and applicability are high. Good job!

Isla Jones AU Verified learner
★ 4 · 2025-03-12T14:51:54+00:00

It provides a good starting point. My main issue was with the clarity of a couple of the later modules.

محمد بن عبدالله الهاشمي OM Verified learner
★ 3 · 2025-01-03T19:32:54+00:00

Hmm, not sure about this one. The pace felt off, and I struggled to connect some of the examples to practical use cases. Might be better for more 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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