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: PySpark, Apache Hadoop, Apache Spark, Big Data, Apache Hive, Analytics, Data Processing, Text Mining, Data Transformation, Distributed Computing, Java, Debugging, Java Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Data Visualization Software, Data Presentation, Interactive Data Visualization, Data Literacy, Visualization (Computer Graphics), Javascript, Data Analysis, Microsoft Visual Studio
Intermediate · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, Web Design, HTML and CSS, Web Content Accessibility Guidelines, User Interface (UI), Hypertext Markup Language (HTML), Front-End Web Development, User Interface and User Experience (UI/UX) Design, Javascript, Usability, Web Applications, Semantic Web, Data Validation
Beginner · Course · 1 - 3 Months
University of Glasgow
Skills you'll gain: JSON, Data Structures, Analytics, Computational Thinking, Data Analysis, Data Visualization Software, Scripting, Javascript, Data Processing, Unsupervised Learning, Data Modeling, Machine Learning, Programming Principles, Object Oriented Programming (OOP), Computer Programming, Algorithms, Software Development
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: API Gateway, Cloud API, Cloud Deployment, Restful API, Google Cloud Platform, Cloud Applications, JavaScript Frameworks, Proxy Servers, Operational Databases, Javascript, Performance Tuning
Beginner · Project · Less Than 2 Hours

University of Virginia
Skills you'll gain: Model View Controller, Debugging, Software Design, User Interface and User Experience (UI/UX) Design, User Interface (UI), UI Components, Web Applications, Algorithms, JSON, Program Development, User Story, Javascript, Event-Driven Programming, Automation, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, Selenium (Software), Apache Maven, CI/CD, Object Oriented Programming (OOP), JUnit, Java, Software Design Patterns, Test Automation, Software Testing, Maintainability, Test Case, Browser Compatibility, Software Design, Test Execution Engine
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Salesforce Development, Salesforce, Visualforce, No-Code Development, UI Components, Data Import/Export, Application Frameworks, Process Driven Development, Business Logic
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Spring Framework, Web Applications, Java Platform Enterprise Edition (J2EE), Java, Authentications, Application Development, Software Design, Database Design, Model View Controller, Databases, Object Oriented Programming (OOP), Hypertext Markup Language (HTML)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Jest (JavaScript Testing Framework), Unit Testing, TypeScript, Angular, Software Testing, JavaScript Frameworks, Web Development Tools, Development Testing, Test Case, Code Coverage, Test Automation, Testability, Integration Testing, Javascript, Node.JS, UI Components, Debugging, Mockups
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: API Testing, Test Automation, Performance Testing, Server Side, Query Languages
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Server Side, Restful API, API Design, Database Management, Back-End Web Development, Databases, Database Systems, Node.JS, Application Programming Interface (API), Full-Stack Web Development, Authentications, Web Applications, JavaScript Frameworks, Web Development, Web Servers, Authorization (Computing), NoSQL, MongoDB, Servers, Javascript
Intermediate · Course · 1 - 4 Weeks