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: API Testing, Restful API, Application Programming Interface (API), Test Script Development, Software Testing, JSON, Data Validation, Test Automation, Test Case, Development Environment
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Spring Boot, Data Pipelines, Java, Restful API, Performance Tuning, Data Validation
Beginner · Course · 1 - 4 Weeks

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, Web Applications, Event-Driven Programming, JavaScript Frameworks, Application Programming Interface (API), Application Development, UI Components, Unit Testing, Front-End Web Development, Software Design Patterns, Context Management, Cascading Style Sheets (CSS), Javascript, Hypertext Markup Language (HTML), Data Management
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Cucumber (Software), Selenium (Software), Apache Maven, Java, Object Oriented Programming (OOP), Issue Tracking, Gherkin (Scripting Language), Test Automation, Behavior-Driven Development, Test Execution Engine, Test Case, Debugging, Integration Testing, Data Structures
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Java Programming, Java, System Programming, OS Process Management, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Relational Databases, SQL, Databases, Data Access, Data Manipulation, Database Management, Query Languages
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Science, Web Applications, Python Programming, Programming Principles, Artificial Intelligence, Computer Programming, Scientific Visualization, Game Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Ajax, Gherkin (Scripting Language), Test Tools, Test Script Development, Debugging, Integration Testing, Software Design Patterns, Test Data, Scripting, Web Development Tools, Data Structures, Automation, SQL, MySQL
Intermediate · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Software Testing, JUnit, Verification And Validation, Unit Testing, System Testing, Test Case, Test Automation, Development Testing, Test Planning, White-Box Testing, Code Coverage, Software Quality Assurance, Functional Testing, Test Data
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Cascading Style Sheets (CSS), Bootstrap (Front-End Framework), Wireframing, User Interface (UI) Design, Browser Compatibility, Usability, Web Content Accessibility Guidelines, Mobile Development, Javascript
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Unit Testing, IntelliJ IDEA, Apache Maven, Software Testing, Test Case, Testability, Test Tools, Java, Mockups
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Kafka, Real Time Data, Data Pipelines, Apache Spark, Apache Hadoop, Scala Programming, Spring Boot, Development Environment, Apache, JSON, Data Processing, Information Architecture, Live Streaming, Data Transformation, Java, Restful API, Performance Tuning, Software Architecture, Data Validation, System Configuration
Beginner · Specialization · 1 - 3 Months