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.

John Wiley & Sons
Skills you'll gain: Threat Modeling, Secure Coding, Application Security, DevSecOps, Open Web Application Security Project (OWASP), Cybersecurity, Security Testing, Mobile Security, Software Development Life Cycle, Cryptographic Protocols, Security Controls, Computer Security, Vulnerability Assessments, Continuous Monitoring, Vulnerability Management, Computer Programming, C and C++, Java Programming, Python Programming, C (Programming Language)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Java Programming, Debugging, Java, Programming Principles, Computer Programming, Algorithms, Computer Programming Tools, Data Structures, Pseudocode, Software Installation, Software Architecture, Other Programming Languages, Code Reusability, Data Storage
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Java Programming, Agentic systems, Agentic Workflows, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Large Language Modeling, Memory Management
Beginner · Course · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Application Design, Software Design Patterns, Functional Design, Event-Driven Programming, Functional Testing, Java, Programming Principles, Performance Tuning, Data Structures
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Secure Coding, Application Security, Mobile Security, Vulnerability Assessments, Vulnerability Management, Application Frameworks, Risk Management Framework, Cyber Security Policies, Computer Security, C and C++, Java Programming, C++ (Programming Language), PHP (Scripting Language), Python Programming, C (Programming Language), Memory Management
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Application Design, Application Development, UI Components, Event-Driven Programming, Integrated Development Environments, Java Programming, User Interface (UI), Java, User Interface (UI) Design, Application Frameworks
Intermediate · Guided Project · Less Than 2 Hours

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Apache Hadoop, Scala Programming, Distributed Computing, Big Data, Data Manipulation, Data Processing, Performance Tuning, Data Persistence, SQL, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Object Oriented Programming (OOP), C (Programming Language), Python Programming, Memory Management, File I/O, Computational Logic, Network Protocols, Package and Software Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Object Oriented Programming (OOP), Eclipse (Software), Java, Java Programming, JUnit, HTML and CSS, Object Oriented Design, Test Automation, Hypertext Markup Language (HTML), Software Testing, Test Script Development, Integrated Development Environments, Web Design and Development, Test Data, Test Tools, Browser Compatibility, Computer Programming, Web Development, Programming Principles
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Web Development Tools, Web Design and Development, Web Development, Cascading Style Sheets (CSS), Web Design, Front-End Web Development, Javascript, Web Applications, Interactive Design, Program Development, JavaScript Frameworks, Full-Stack Web Development, Back-End Web Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Graph Theory, Algorithms, Java, Java Programming, Data Management, Secure Coding, Theoretical Computer Science, Programming Principles, Other Programming Languages, Performance Tuning, Computer Programming
Intermediate · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Performance Tuning, OS Process Management
Intermediate · Course · 1 - 4 Weeks