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.

University of Michigan
Skills you'll gain: Authentications, Node.JS, Web Development Tools, Full-Stack Web Development, OAuth, JavaScript Frameworks, Webpack, Web Content Accessibility Guidelines, Web Applications, Application Design, Package and Software Management, Javascript, Web Development, Application Development, Web Frameworks, Maintainability, Software Versioning, Software Design, Front-End Web Development, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Chegg Skills
Skills you'll gain: Server Side, Development Environment, Back-End Web Development, Python Programming, Web Development, Program Development, Integrated Development Environments, Software Development Tools, Web Frameworks, AI Enablement, AI Integrations, Web Applications, Software Development, Front-End Web Development, Web Development Tools, Scripting, Hypertext Markup Language (HTML), Application Frameworks, Cascading Style Sheets (CSS), Javascript
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Prompt Engineering, GitHub, Version Control, Vibe coding, Git (Version Control System), Claude Code, Prompt Engineering Tools, Development Environment, Web Applications, Application Deployment, GitHub Copilot, Software Development Tools, Computer Programming Tools, AI Enablement, HTML and CSS, Web Development Tools, Application Programming Interface (API), Software Development, Node.JS, Javascript
Beginner · Course · 1 - 3 Months

Chegg Skills
Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Prompt Patterns, Server Side, Development Environment, AI literacy, Multimodal Prompts, Back-End Web Development, Data Ethics, Python Programming, ChatGPT, Web Development, Generative AI, HTML and CSS, Artificial Intelligence, Javascript, Problem Solving, Programming Principles, Cascading Style Sheets (CSS), Software Development
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Frontend Integration, CI/CD, Jenkins, Docker (Software), Spring Boot, Continuous Integration, Configuration Management, Containerization, Cloud-Native Computing, Scalability, Software Documentation, Application Deployment, Java, API Design, Java Programming, API Gateway, Back-End Web Development, JUnit, Application Programming Interface (API), React.js
★ 3.7 (22) · Intermediate · Specialization · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Structures, Algorithms, Programming Principles, Functional Design, Java Programming, Other Programming Languages, Performance Tuning, Performance Testing
★ 4.4 (1.8K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Dataflow, Unit Testing, Data Pipelines, Test Script Development, Test Automation, Software Design Patterns, Code Reusability, Maintainability, Software Testing, Software Architecture, Middleware, Test Tools, Development Testing, System Testing, Test Engineering, Scalability, Microservices, Web Development, Javascript
Advanced · Course · 1 - 3 Months

Heriot-Watt University
Skills you'll gain: Responsible AI, Database Systems, Database Management, Database Software, Artificial Intelligence, Unsupervised Learning, Graph Theory, Software Engineering, Database Development, Java Programming, Requirements Analysis, Artificial Intelligence and Machine Learning (AI/ML), Model Evaluation, Statistical Methods, Data Structures, Project Scoping, Algorithms, Administration, Computer Science, Performance Measurement
Degree · 1 - 4 Years

Skills you'll gain: Model Context Protocol, Salesforce Development, Salesforce, Token Optimization, AI powered creativity, Agentic Workflows, AI Workflows, Development Environment, Software Development Tools, GitHub, Integrated Development Environments, TypeScript, Web Components, Generative AI Agents, Context Management, Automation, Verification And Validation, Web Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microservices, Software Architecture, Systems Architecture, API Gateway, Node.JS, API Testing, Unit Testing, Development Testing, Test Case, Restful API, Debugging, Integration Testing, Software Testing, Scalability, Distributed Computing, Event-Driven Programming, Code Coverage, Application Deployment, Javascript, Performance Improvement
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Node.JS, Containerization, Kubernetes, Cloud-Native Computing, Distributed Computing, Load Balancing, Dataflow, Scalability, Unit Testing, Data Pipelines, Test Script Development, Test Automation, API Gateway, Server Side, Microservices, Event-Driven Programming, Javascript, Software Architecture, Web Development, Web Applications
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Data Science, Web Applications, Python Programming, Data Analysis, Programming Principles, Artificial Intelligence, Computer Programming, Game Design
★ 4.5 (2.2K) · Beginner · Guided Project · Less Than 2 Hours