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.

LearnQuest
Skills you'll gain: Relational Databases, SQL, Databases, Data Access, Data Manipulation, Database Development, Database Management Systems, Java Platform Enterprise Edition (J2EE), Query Languages
Beginner · Course · 1 - 4 Weeks
University of London
Skills you'll gain: Computer Science, Debugging, Development Environment, Computer Systems, Web Applications, Arithmetic, Computer Literacy, General Networking, Javascript, Network Security, Computer Networking, Application Security, Computational Thinking, Computer Programming Tools, Visualization (Computer Graphics), Applied Mathematics, Computer Programming, General Mathematics, Numerical Analysis, Problem Solving
★ 4.2 (1.6K) · Beginner · Specialization · 1 - 3 Months

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
★ 4.6 (2.6K) · Intermediate · Course · 1 - 4 Weeks
Madecraft
Skills you'll gain: Amazon Web Services, Cloud Deployment, Hypertext Markup Language (HTML), Cloud Computing, Cloud Computing Architecture, Cloud Services, AWS Identity and Access Management (IAM), Amazon Elastic Compute Cloud, Cloud Infrastructure, Infrastructure as Code (IaC), Web Design and Development, HTML and CSS, AWS CloudFormation, Web Applications, Web Development Tools, Cascading Style Sheets (CSS), AWS SageMaker, Web Development, GitHub, Java Programming
Beginner · Specialization · 3 - 6 Months

Heriot-Watt University
Skills you'll gain: Database Systems, Database Management, Database Software, Artificial Intelligence, Graph Theory, Software Engineering, Database Development, Java Programming, Requirements Analysis, Artificial Intelligence and Machine Learning (AI/ML), Database Architecture and Administration, Computational Logic, Java, Data Structures, Algorithms, Software Design, Computer Science, Software Technical Review, Formal Learning, Administration
Degree · 1 - 4 Years
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Application Design, Software Design, Software Design Patterns, Functional Design, Other Programming Languages, Event-Driven Programming, Functional Testing, Java, Programming Principles, Performance Tuning, Data Structures, Algorithms
★ 4.5 (3.1K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: API Testing, Restful API, Application Programming Interface (API), Test Script Development, Java Programming, JSON, Data Validation, Test Automation, Test Case, Development Environment, Verification And Validation, Back-End Web Development
★ 5 (11) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Field-Programmable Gate Array (FPGA), Hardware Design, Electronic Hardware, Laboratory Experience, Laboratory Reports, Application Specific Integrated Circuits, System Design and Implementation, Embedded Software, Embedded Systems, Electronics Engineering, Electronic Systems, Electrical and Computer Engineering, Eclipse (Software), Test Case, Laboratory Testing, Program Development, Verification And Validation, Engineering Documentation, Microarchitecture, Computer Architecture
★ 4.5 (1.7K) · Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Angular, JavaScript Frameworks, Unit Testing, Ajax, Cloud Applications, Web Applications, Web Components, Application Frameworks, Front-End Web Development, Web Development, Javascript, Code Reusability, Software Architecture, UI Components
★ 4.8 (1.9K) · Intermediate · Course · 1 - 3 Months

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, Unit Testing, Code Reusability, JavaScript Frameworks, UI Components, Frontend Integration, Front-End Web Development, Web Applications, Software Design Patterns, Javascript, Data Access, Data Sharing, Context Management
★ 4.6 (1.5K) · Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Java, Transaction Processing, File I/O, Java Programming, Data Access, Object Oriented Design, Dataflow, Data Persistence, Database Management, Stored Procedure, SQL, Application Development, Information Management, Command-Line Interface, Application Deployment, Data Integrity, Data Import/Export, OS Process Management, Application Programming Interface (API), Mitigation
★ 5 (6) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Systems Development Life Cycle, Software Development Life Cycle, Object Oriented Programming (OOP), Java Programming, Java, Program Development, Code Reusability, Software Development, Object Oriented Design, Development Environment, Integrated Development Environments, Computer Programming, Software Engineering, Programming Principles, Software Design, Computational Logic
★ 4.4 (415) · Beginner · Course · 1 - 4 Weeks