Kotlin courses can help you learn the basics of the language, object-oriented programming, functional programming principles, and Android app development. You can build skills in writing clean code, integrating APIs, and debugging applications effectively. Many courses introduce tools like Android Studio for app development and Gradle for project management, showing how these skills are applied in real-world software projects.

University of California, Irvine
Skills you'll gain: Swift Programming, iOS Development, Apple iOS, Objective-C (Programming Language), Mobile Development, Application Development, Application Servers, Object Oriented Programming (OOP), Data Structures
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Swift Programming, Core Data (Software), Mobile Development, Apple iOS, Apple Xcode, Application Development, UI Components, Application Design, Data Persistence, User Interface (UI), User Interface (UI) Design, Data Management, Data Modeling, Animations, Image Analysis
Beginner · Course · 3 - 6 Months

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Embeddings, Tool Calling, Generative AI Agents, Agentic Workflows, Document Management, Query Languages, Agentic systems
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Scalability, Distributed Computing, Dataflow, Event-Driven Programming, Microservices, System Design and Implementation, Software Architecture, Data Pipelines, Software Design Patterns, Software Design, Functional Design, Cloud Computing
Intermediate · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Scala Programming, Other Programming Languages, Computer Programming, Programming Principles, Program Development, Theoretical Computer Science
Mixed · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Scala Programming, Programming Principles, Theoretical Computer Science, Other Programming Languages, Computer Programming, Computational Logic, Functional Design, Data Structures, Memory Management
Mixed · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scalability, Scala Programming, Distributed Computing, Dataflow, Event-Driven Programming, System Design and Implementation, Systems Architecture, Microservices, Software Architecture, Data Pipelines, Software Design Patterns, Cloud Computing, Software Design, Application Frameworks
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Android Jetpack, Android Studio, Android Development, Kotlin, Mobile Development, UI Components, Application Frameworks, Mobile Development Tools, Prototyping, User Interface (UI), Application Development, Animations, User Interface (UI) Design, Data Management, Development Environment, Responsive Web Design, Programming Principles, Interactive Design
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Cloud-Native Computing, Memory Management, Grafana, Web Applications, Program Development, Software Architecture, Development Environment, Programming Principles, Computer Programming, Other Programming Languages, Network Security, Communication Systems, Data Sharing
Intermediate · Specialization · 3 - 6 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Android Development, Android Studio, Mobile Development, User Interface (UI), Mobile Development Tools, Kotlin, Application Development, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, UI Components, Mobile Security, Data Persistence, Data Management, Geographic Information Systems, Restful API, Performance Tuning, Global Positioning Systems, Application Programming Interface (API), Cloud Storage, Application Performance Management
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Android Studio, Android Development, Android (Operating System), Mobile Development, Gradle, Mobile Development Tools, Application Development, Integrated Development Environments, Kotlin, Development Environment, Build Tools, Virtual Environment, Extensible Markup Language (XML), User Interface (UI), UI Components
Beginner · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Android Development, Android Studio, Java, Android (Operating System), Mobile Development, Object Oriented Programming (OOP), Mockups, Java Programming, Web Services, Application Design, Object Oriented Design, JSON, Mobile Development Tools, Application Development, Restful API, Software Design Patterns, Prototyping, User Interface (UI) Design, Application Lifecycle Management, Instagram
Intermediate · Specialization · 3 - 6 Months