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: React.js, Context Management, Event-Driven Programming, Web Applications, JavaScript Frameworks, UI Components, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: PySpark, Apache Hadoop, Apache Spark, Big Data, Apache Hive, Analytics, Data Processing, Distributed Computing, Debugging, Java Programming
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Kotlin, Android Jetpack, Cross Platform Development, Mobile Development, Cloud Deployment, Android Development, Mobile Development Tools, Code Reusability, Back-End Web Development, UI Components, Server Side, Google Cloud Platform, Cloud Development, Frontend Integration, MongoDB, Interoperability, User Interface (UI), Web Applications, Systems Integration, Restful API
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, Web Development Tools, User Interface (UI), Web Design and Development, HTML and CSS, User Interface and User Experience (UI/UX) Design, Front-End Web Development, Web Design, Cascading Style Sheets (CSS), JavaScript Frameworks, Javascript, Bootstrap (Front-End Framework), React.js, UI Components, Web Development, Hypertext Markup Language (HTML), Software Development Tools, Back-End Web Development, Semantic Web
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SonarQube, Continuous Integration, Code Coverage, Vulnerability, Code Review, Security Testing, CI/CD, Secure Coding, Application Security, Continuous Delivery, Vulnerability Assessments, Software Quality Assurance, Maintainability, Vulnerability Management, Development Environment, Software Installation, Security Management, Data Integration, Quality Improvement, Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Color Theory, Web Design, Responsive Web Design, HTML and CSS, AI powered creativity, Design, ChatGPT, Hypertext Markup Language (HTML), Web Design and Development, Web Content, Web Development, Generative AI, Cascading Style Sheets (CSS), Development Environment, Javascript, Web Presence, Computer Programming Tools, Cloud Hosting, Software Development Tools, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Front-End Web Development, Javascript, Web Development, Software Engineering
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Software Design Patterns, Object Oriented Design, Object Oriented Programming (OOP), Javascript, Software Design, Maintainability, Application Development, Event-Driven Programming, Context Management
Advanced · Course · 1 - 3 Months

University of London
Skills you'll gain: JSON, Restful API, Javascript, Application Programming Interface (API), Web Services, Hypertext Markup Language (HTML), Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Relational Databases, Database Development, Data Management, Database Management, Database Design, SQL, Database Software, Databases, Database Administration, Database Application, Query Languages, Data Entry, Data Integrity, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Event-Driven Programming, Web Applications, Javascript, Data Import/Export, Data Management, Web Development, Data Mapping, User Interface (UI), Web Content Accessibility Guidelines, Interactive Design, Computational Logic, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Exploitation techniques, Penetration Testing, Secure Coding, Web Applications, Full-Stack Web Development, Vulnerability Assessments, Application Security, Angular, Ajax, Javascript
Intermediate · Course · 1 - 3 Months