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.

Google Cloud
Skills you'll gain: Application Deployment, Cloud Deployment, Cloud-Native Computing, Cloud Development, Cloud Applications, Google Cloud Platform, Performance Tuning, Cloud Storage, Debugging, Containerization, Cloud Services, Development Environment, Data Storage, Node.JS
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Tensorflow, Google Cloud Platform, Scripting, Data-Driven Decision-Making, Model Training, Applied Machine Learning, Machine Learning Methods, Artificial Neural Networks, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Cloud Computing, Development Environment
Beginner · Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Javascript and jQuery, jQuery, Responsive Web Design, Web Development, Version Control, Web Design, Cascading Style Sheets (CSS), Web Design and Development, Hypertext Markup Language (HTML), HTML and CSS, Web Frameworks, GitHub, Web Applications, Javascript, Web Development Tools, Git (Version Control System), Infrastructure Architecture, Network Architecture, Network Infrastructure, Application Frameworks
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Web Development Tools, Development Environment, Frontend Integration, Software Development Tools, Program Development, Integrated Development Environments, Application Deployment, Transaction Processing, Application Design, Front-End Web Development, Event-Driven Programming, Development Testing, Javascript, Network Architecture
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, CI/CD, Build Tools, Apache Tomcat, Apache Maven, Docker (Software), Continuous Integration, Shell Script, Continuous Deployment, Application Deployment, Devops Tools, Unix Shell, Software Configuration Management, Application Servers, DevOps, Continuous Delivery, Containerization, Solution Delivery, Command-Line Interface, Systems Integration
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Secure Coding, Application Security, Exploitation techniques, Web Applications, Javascript, Web Development, Node.JS, Java Programming
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React Redux, React.js, Cascading Style Sheets (CSS), UI Components, JavaScript Frameworks, Front-End Web Development, User Interface (UI), Web Frameworks, Maintainability, Authentications, Web Development Tools, Application Frameworks, Javascript, Interactive Design, Application Programming Interface (API), Web Design, Frontend Performance, Authorization (Computing), Web Development, Web Applications
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Pseudocode, Responsive Web Design, Computational Thinking, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, React.js, HTML and CSS, Debugging, Algorithms, Interviewing Skills, UI Components, Professional Development, Programming Principles, Web Presence, JavaScript Frameworks, Web Development Tools, Web Development, Javascript, Software Development
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Google Gemini, Gemini, Application Deployment, Responsible AI, Software Development Tools, Google Cloud Platform, Generative AI, AI literacy, AI Integrations, Debugging, Application Development, Cloud-Based Integration
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Simple Object Access Protocol (SOAP), Restful API, Web Services, Hypertext Markup Language (HTML), HTML and CSS, Java Platform Enterprise Edition (J2EE), Software Design, Java, Extensible Markup Language (XML), Application Programming Interface (API), API Design, Object Oriented Design, Software Design Patterns, Software Architecture, Web Design, Web Design and Development, Web Applications, Front-End Web Development, Web Development, Program Development
Beginner · Specialization · 1 - 3 Months

Illinois Tech
Skills you'll gain: Web Development, Database Design, Relational Databases, Web Applications, Web Development Tools, Databases, Web Design and Development, Full-Stack Web Development, Database Systems, Database Development, Application Deployment, Server Side, HTML and CSS, Cloud Deployment, Back-End Web Development, Scripting Languages, Application Development, Cloud Applications, Javascript, Cloud Computing
Build toward a degree
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Django (Web Framework), Frontend Integration, React.js, API Testing, Authentications, Secure Coding, Performance Tuning, Scalability, JavaScript Frameworks, Test Tools, Unit Testing, Development Testing, Software Testing, Restful API, Javascript, Python Programming
Advanced · Course · 1 - 4 Weeks