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.
Coursera
Skills you'll gain: Model Evaluation, Data Preprocessing, MLOps (Machine Learning Operations), Classification Algorithms, Applied Machine Learning, Maintainability, Machine Learning Algorithms, Java, Software Architecture, Software Design Patterns, Logistic Regression, Business Metrics, Benchmarking, Decision Tree Learning, Matrix Management, Business
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Build Tools, CI/CD, Software Development Tools, Java, Gradle, Apache Maven, MLOps (Machine Learning Operations), Package and Software Management, Dependency Analysis
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Javascript, Ajax, JSON, Web Applications, Web Development, Scripting, Object Oriented Programming (OOP), Event-Driven Programming, Web Services, Prototyping, Network Protocols
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Program Development, C and C++, C++ (Programming Language), Object Oriented Programming (OOP), Computer Programming, Development Environment, Software Development, Computer Science
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Angular, HTML and CSS, JavaScript Frameworks, Application Frameworks, Javascript, Hypertext Markup Language (HTML), Front-End Web Development, Scalability, Web Applications, Cascading Style Sheets (CSS), Web Development, Software Design, UI Components
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Oracle SQL Developer, Oracle Databases
Intermediate · Specialization · 1 - 3 Months

Amazon
Skills you'll gain: Git (Version Control System), Software Development Methodologies, Requirements Analysis, Version Control, Application Development, Software Development Life Cycle, Systems Development, Functional Requirement, Software Engineering, User Requirements Documents, Agile Software Development, Application Design, Unified Modeling Language, Software Testing, JUnit, Agile Methodology, Spring Framework, Debugging, Java, Technical Design
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Cascading Style Sheets (CSS), GitHub, HTML and CSS, Git (Version Control System), Microsoft Copilot, Web Development, Web Content Accessibility Guidelines, Responsive Web Design, Hypertext Markup Language (HTML), Javascript, Web Design, Front-End Web Development, JSON, Semantic Web
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Object Oriented Programming (OOP), Java Programming, Object Oriented Design, Computational Thinking, Java, Algorithms, Debugging, Programming Principles, Computer Programming, Pseudocode, Program Development, Mathematical Theory & Analysis, Integrated Development Environments, Analysis, Solution Design, Analytical Skills
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Webpack, Frontend Performance, Search Engine Optimization, Web Development Tools, Web Analytics and SEO, Performance Tuning, Build Tools, Debugging, Web Development, Software Testing, Test Automation, Development Testing, WordPress, Javascript
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Microservices, Application Deployment, Software Architecture, Scalability, Service Oriented Architecture, Distributed Computing, Load Balancing, Java, Program Development, Software Design, Maintainability, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Relational Databases, Database Management, Database Development, SQL, MySQL, Database Design, Transaction Processing, Stored Procedure, Java, Data Structures, Data Integrity, Performance Tuning
Build toward a degree
Intermediate · Course · 1 - 3 Months