Java courses can help you learn object-oriented programming, data structures, exception handling, and multithreading concepts. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Eclipse (Software), Object Oriented Design, Program Development, Computer Programming, Software Design
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Android Studio, Android Development, Kotlin, Object Oriented Programming (OOP), User Interface (UI) Design, Mobile Development, Relational Databases, Java Programming, PostgreSQL, Debugging, Database Design, Databases, Application Development, Application Design, User Interface (UI), Development Environment, Event-Driven Programming, Frontend Performance, System Design and Implementation, Software Installation
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: JSON, API Testing, Restful API, Software Quality Assurance, Software Engineering, Test Script Development, Java, Data Mapping, Software Testing, Test Case, Test Data
Mixed · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Data Management, File I/O, Network Protocols
Intermediate · Course · 1 - 3 Months

BITS Pilani
Skills you'll gain: Relational Databases, User Research, Probability & Statistics, Data Storytelling, Bash (Scripting Language), Graph Theory, Theoretical Computer Science, Object Oriented Design, Operating Systems, Android Development, Java, Database Design, Encryption, Bioinformatics, Amazon Web Services, Feature Engineering, Algorithms, TCP/IP, Version Control, Data Structures
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: Java Platform Enterprise Edition (J2EE), Java, Context Management, Web Applications, Server Side, Data Storage, Session Initiation Protocols, Data Sharing
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Angular, JavaScript Frameworks, Unit Testing, Ajax, Cloud Applications, Web Applications, Web Components, Front-End Web Development, Web Development, Javascript, Model View Controller, Software Architecture, Hypertext Markup Language (HTML), UI Components, Software Design Patterns
Intermediate · Course · 1 - 3 Months

Skills you'll gain: API Testing, Restful API, Application Programming Interface (API), Test Script Development, Software Testing, JSON, Data Validation, Test Automation, Test Case, Development Environment
Mixed · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Storytelling, Software Quality Assurance, Open Web Application Security Project (OWASP), Text Mining, Database Design, Agile Software Development, Software Development Life Cycle, Data Governance, Unsupervised Learning, Interactive Data Visualization, Software Architecture, Plotly, Cybersecurity, Classification Algorithms, PyTorch (Machine Learning Library), Statistical Hypothesis Testing, Java, Depreciation, Probability & Statistics, Loans
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Tool Calling, Large Language Modeling, OpenAI API, LLM Application, Prompt Patterns, Multimodal Prompts, OpenAI, AI Orchestration, AI Enablement, Spring Framework, Generative AI, Image Analysis, Embeddings, Spring Boot, Vector Databases, JSON, Real Time Data
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Server Side, Application Development, Data Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Eclipse (Software), Test Tools, File Management, Cascading Style Sheets (CSS), Test Automation, Computer Programming, Development Environment, Integrated Development Environments, Software Testing, Test Script Development, Web Scraping, Data Validation, Test Case, Web Development Tools, Data Structures
Beginner · Specialization · 3 - 6 Months