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: Spring Framework, Version Control, Spring Boot, Hibernate (Java), Object-Relational Mapping, GitHub, Git (Version Control System), Java, Software Documentation, JUnit, Restful API, API Design, Model View Controller, Postman API Platform, User Accounts, Authentications, Object Oriented Programming (OOP), JSON
Intermediate · Course · 3 - 6 Months

Skills you'll gain: User Experience Design, User Interface and User Experience (UI/UX) Design, User Experience, Design Research, Linux Commands, User Centered Design, Debugging, User Interface (UI), UI Components, Software Versioning, Software Visualization, Web Content Accessibility Guidelines, Pseudocode, JavaScript Frameworks, Javascript, Web Applications, Cascading Style Sheets (CSS), Unit Testing, Application Development, API Design
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Full-Stack Web Development, Email Automation, Front-End Web Development, User Interface (UI), Java, Server Side, Java Programming, MySQL, Hypertext Markup Language (HTML), Web Development, Web Applications, Data Access, Back-End Web Development, Development Testing, Cascading Style Sheets (CSS), Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Data Pipelines, Data Integration, File Management, Scalability, Data Processing, Java, Data Transformation, Configuration Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Spring Framework, Spring Boot, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Object-Relational Mapping, Google Cloud Platform, Simple Object Access Protocol (SOAP), Development Environment, Systems Architecture, Back-End Web Development, YAML, Restful API, Service Oriented Architecture, Load Balancing, Configuration Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Metadata Management, Extract, Transform, Load, Data Integration, Data Pipelines, Business Logic, Java, Data Import/Export, Data Transformation, Software Documentation, MySQL, Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Object Oriented Design, Software Design, Records Management, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google App Engine, Application Deployment, Cloud Applications, Java, Google Cloud Platform, Cloud Services, Platform As A Service (PaaS), Application Development, Cloud Computing, Java Programming, DevOps
Beginner · Project · Less Than 2 Hours

Pearson
Skills you'll gain: Java Programming, Integrated Development Environments, Application Frameworks, Performance Tuning, Performance Testing
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Digital Communications, OSI Models, Network Protocols, TCP/IP, Communication Systems, Network Routing, Network Architecture, Network Planning And Design, General Networking, Computer Networking, System Programming, Data Integrity
Intermediate · Course · 1 - 3 Months

University of Alberta
Skills you'll gain: Model View Controller, Software Design Patterns, Software Design, Unified Modeling Language, Object Oriented Design, Code Review, Software Architecture, Programming Principles, Maintainability, Java, Application Design
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Cryptography, Exploit development, Authentications, Encryption, Penetration Testing, Vulnerability Assessments, Data Security, Application Security, Security Controls, Vulnerability Management, Security Testing, Software Design, C and C++, Verification And Validation, Java, Programming Principles, Cybersecurity
Intermediate · Specialization · 3 - 6 Months