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: Data Persistence, Object Oriented Programming (OOP), Object Oriented Design, Javascript, Web Applications, Application Programming Interface (API), User Interface (UI), Interactive Design, Front-End Web Development, Event-Driven Programming, Animations
Beginner · Course · 1 - 3 Months

Skills you'll gain: Relational Databases, Database Development, Data Management, Database Management, Database Design, SQL, Database Software, Databases, Database Administration, Database Application, Information Management, Query Languages, Database Architecture and Administration, Data Integrity, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours

NIIT
Skills you'll gain: React.js, Frontend Integration, Front-End Web Development, Systems Development Life Cycle, Application Lifecycle Management, Program Development, Application Development, JavaScript Frameworks, User Interface and User Experience (UI/UX) Design, UI Components, User Flows, Code Reusability, Test Case, Unit Testing, Data Validation, Javascript
Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: UI Components, Full-Stack Web Development, Node.JS, React.js, JavaScript Frameworks, Web Applications, Front-End Web Development, Web Development, Back-End Web Development, Javascript, Server Side, Application Programming Interface (API), Development Environment, Software Development, Application Deployment, GitHub, Software Development Tools, Web Services, Software Engineering, Programming Principles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PySpark, Apache Hadoop, Apache Spark, Big Data, Apache Hive, Analytics, Data Processing, Distributed Computing, Debugging, Java Programming
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Browser Compatibility, Web Content Accessibility Guidelines, Cascading Style Sheets (CSS), HTML and CSS, Web Design, Responsive Web Design, Design, Hypertext Markup Language (HTML), Typography, Javascript
Mixed · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Javascript, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Java, Java Programming, Programming Principles, Computer Programming, Performance Tuning, Computational Thinking, Theoretical Computer Science, Solution Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: React.js, HTML and CSS, Frontend Performance, Application Deployment, Web Development, Hypertext Markup Language (HTML), Front-End Web Development, Web Development Tools, Full-Stack Web Development, JavaScript Frameworks, UI Components, Performance Tuning, Cascading Style Sheets (CSS), Javascript, Server Side, GitHub, Version Control, Git (Version Control System)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Virtual Machines, Cloud-Based Integration, Cloud API, Web Servers, AI Integrations, Natural Language Processing, Live Streaming
Intermediate · Project · Less Than 2 Hours

Edureka
Skills you'll gain: Prompt Engineering, Vibe coding, Prompt Engineering Tools, Prompt Patterns, Integrated Development Environments, Software Development Tools, Context Engineering, Application Development, Full-Stack Web Development, Embeddings, Continuous Integration, Code Review, Software Development, Web Development, Web Applications, Software Documentation, Software Engineering, Software Testing, Software Design, Building Codes
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Jest (JavaScript Testing Framework), Application Deployment, Frontend Integration, Web Development Tools, Cloud Deployment, Unit Testing, Data Structures, Server Side, Back-End Web Development, Restful API, Frontend Performance, Application Programming Interface (API), Development Environment, Javascript, Build Tools, Middleware, Front-End Web Development
Beginner · Course · 1 - 3 Months