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.

Edureka
Skills you'll gain: Vibe coding, Code Review, Continuous Integration, Integrated Development Environments, Prompt Engineering Tools, Context Engineering, AI Integrations, Prompt Patterns, Prompt Engineering, Software Development, Embeddings, Software Documentation, Software Engineering, Software Testing, Full-Stack Web Development, Application Development, Web Development, Software Design, Web Applications, Building Codes
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), HTML and CSS, Javascript, Web Applications, Front-End Web Development, Program Development, Programming Principles, Computer Programming, Web Development, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Metadata Management, Data Integration, Data Pipelines, File I/O, Analytics, Databases, Business Logic, Data Management, Java, Data Processing, Database Development, File Management, Database Management, Debugging, Data Manipulation, Project Design, MySQL, Data Mapping, Data Import/Export
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Apache Kafka, Real Time Data, Data Pipelines, Java, Java Programming, Docker (Software), Development Environment
Intermediate · Course · 3 - 6 Months

Skills you'll gain: SonarQube, Role-Based Access Control (RBAC), Code Review, Maintainability, Continuous Integration, Software Quality Assurance, Software Quality (SQA/SQC), Software Technical Review, CI/CD, Apache Maven, GitHub, PostgreSQL, Programming Principles, Software Engineering, Software Development, Git (Version Control System), Building Codes, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Django (Web Framework), Blogs, User Accounts, Data Sharing, Web Applications, Authentications, Full-Stack Web Development, OAuth, Javascript, Social Media, Redis, Secure Coding, Ajax, Object-Relational Mapping, Restful API, Data Modeling
Intermediate · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Server Side, Restful API, Ajax, Node.JS, Web Applications, Web Servers, Web Development, Back-End Web Development, Model View Controller, Javascript, PHP (Scripting Language), Application Programming Interface (API), Authentications, JSON, Hypertext Markup Language (HTML), Software Architecture, Real Time Data, Data Storage
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: JUnit, Unit Testing, Software Testing, Test Tools, Java Programming, Development Testing, Java, Test Case, Test Automation, Object Oriented Design, Programming Principles, Code Reusability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: UI Components, .NET Framework, ASP.NET, C# (Programming Language), Web Components, Web Frameworks, Code Reusability, Frontend Integration, Application Frameworks, Web Applications, User Interface (UI), Javascript, Event-Driven Programming, Server Side
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Graph Theory, Computational Thinking, Data Structures, Algorithms, Problem Solving, Programming Principles, Computer Programming, Theoretical Computer Science, Javascript, Solution Design, Performance Tuning, Memory Management
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Data Structures, Feature Engineering, MLOps (Machine Learning Operations), Java Programming, Java, Performance Tuning, Data Processing, Applied Machine Learning, System Monitoring, Scalability, Performance Analysis, Memory Management, Benchmarking, Graph Theory, Program Implementation
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Hypertext Markup Language (HTML), Frontend Performance, HTML and CSS, Web Applications, Javascript, Performance Tuning, Software Development
Intermediate · Guided Project · Less Than 2 Hours