Why Kotlin is the Future of Android Development (and More)
Mishti Garg
Author
1. Backend Development
Kotlin is becoming a strong alternative to Java for building server-side applications. With tools like Ktor, a lightweight Kotlin web framework, or Spring Boot (which supports Kotlin), developers can write scalable backend services.
2. Kotlin Multiplatform (KMM)
Kotlin Multiplatform allows sharing business logic across Android, iOS, and web platforms using a single codebase. Unlike Flutter or React Native, which share the UI layer, KMM focuses on sharing core logic while allowing platform-specific UI.
3. Web Development
Kotlin/JS allows Kotlin code to be transpiled into JavaScript, enabling front-end development with frameworks like React.
4. Data Science & Scripting
Kotlin is also being used in scripting (like Python) and is gradually making its way into data science with libraries for numerical computing and visualization.
Popular Companies Using Kotlin
Some notable companies that use Kotlin in production:
Google – For all modern Android apps and Jetpack libraries.
Pinterest – Migrated their Android app to Kotlin.
Netflix – Uses Kotlin for backend services.
Trello, Uber, Evernote, Basecamp – All use Kotlin in various parts of their tech stack.
Should You Learn Kotlin in 2025?
Absolutely yes — if you’re into:
Android app development (it's essential)
JVM-based development with modern features
Cross-platform logic sharing with clean architecture
Writing concise, safe, and expressive code
Learning Kotlin opens doors to both mobile and server-side development, all while using a single modern language.
Conclusion
Kotlin is no longer just a trend — it’s a powerful language that's redefining how developers build apps across platforms. Whether you're an Android developer tired of Java’s verbosity, a backend developer looking for better expressiveness, or someone exploring cross-platform development, Kotlin offers an elegant solution.
Its concise syntax, safety features, and first-class support from JetBrains and Google make it one of the best programming languages to learn and use in 2025.