
LearnQuest
Skills you'll gain: Java, Java Programming, Programming Principles, Data Structures, Computer Programming, Object Oriented Programming (OOP), Development Environment, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), File I/O, Data Persistence, Object Oriented Design, Java, Maintainability, Software Design, Program Development, Application Development, Data Management, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Spring Boot, Hibernate (Java), Object-Relational Mapping, GitHub, Git (Version Control System), Java, Software Documentation, JUnit, Restful API, Application Performance Management, API Design, Model View Controller, Postman API Platform, User Accounts
Intermediate · Course · 3 - 6 Months

LearnQuest
Skills you'll gain: Object-Relational Mapping, Java Platform Enterprise Edition (J2EE), Data Access, Data Persistence, Java, Relational Databases, Data Mapping, JUnit, Databases, Query Languages, Enterprise Application Management
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Generative AI Agents, Google Cloud Platform, Cloud Security, Agentic systems, Data Access, Prompt Engineering, Large Language Modeling, Enterprise Security, Cloud Storage, Data Integration, Artificial Intelligence, Data Security, Application Deployment
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: JUnit, File I/O, Unit Testing, Program Development, Debugging, Java, Maintainability, Software Development, Secure Coding, Software Testing, Test Case, Authentications, Application Security, Cryptography, Object Oriented Programming (OOP), Eclipse (Software), Integrated Development Environments, Encryption, Data Structures
Intermediate · Course · 1 - 4 Weeks

Intermediate · Course · 3 - 6 Months

Peking University
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Program Development, Programming Principles, Code Review, Maintainability, Data Structures, Object Oriented Design, Computer Programming, UI Components, C and C++, JUnit, Application Programming Interface (API), Software Design Patterns, Debugging, Web Applications, Application Development, Event-Driven Programming, Algorithms
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Android Studio, Android Development, Object Oriented Programming (OOP), Java Programming, Java, Mobile Development, Data Structures, Integrated Development Environments, Computer Programming, Debugging, Algorithms
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: File I/O, Object Oriented Programming (OOP), Java Programming, Data Structures, Data Persistence, Programming Principles
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Java Programming, Java, Feature Engineering, Deep Learning, Data Pipelines
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Apache Maven, Build Tools, Eclipse (Software), CI/CD, Java, Software Configuration Management, Continuous Integration, Integrated Development Environments, Dependency Analysis, Extensible Markup Language (XML)
Beginner · Course · 1 - 4 Weeks