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: OAuth, Microservices, Spring Framework, Spring Boot, Containerization, Application Deployment, Apache Kafka, Development Testing, Software Testing, Docker (Software), Kubernetes, Unit Testing, Authentications, Integration Testing, Data Access, Software Architecture, Secure Coding, Restful API, Java Programming, Java
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Django (Web Framework), Restful API, AI Personalization, Payment Processing, Product Assortment, Credit/Debit Card Processing, Merchant Services, Content Management Systems, Blogs, API Design, Application Deployment, Order Management, Merchandise Maintenance, User Accounts, Data Sharing, Web Applications, Web Frameworks, Python Programming, Ajax, Javascript
Beginner · Specialization · 3 - 6 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

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: Software Design Patterns, Node.JS, Event-Driven Programming, Object Oriented Design, Software Design, Software Architecture, Javascript, Object Oriented Programming (OOP), Systems Design, Code Reusability, Maintainability, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud-Native Computing, Cloud Development, Google App Engine, Application Deployment, Cloud Deployment, Google Cloud Platform, Application Performance Management, Infrastructure as Code (IaC), Platform As A Service (PaaS), Kubernetes, Development Environment, Performance Tuning, Containerization, Debugging, Serverless Computing, Virtual Machines, Computer Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: TypeScript, Restful API, API Design, Full-Stack Web Development, PostgreSQL, Application Programming Interface (API), Object-Relational Mapping, Secure Coding, Web Applications, AI Integrations, JavaScript Frameworks, SQL, Front-End Web Development, React.js, Web Development Tools, Relational Databases, Database Management, Server Side, Javascript, Artificial Intelligence
Beginner · Course · 3 - 6 Months

Skills you'll gain: Blockchain, Web Development Tools, Development Environment, FinTech, Software Development Tools, Transaction Processing, Web Development, Programming Principles, Program Development, Web Applications, Node.JS, Emerging Technologies, Scalability, Other Programming Languages, Javascript, Application Deployment, Computer Programming, Market Dynamics, Verification And Validation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Web Components, TypeScript, UI Components, Javascript, Maintainability, Web Development Tools, Web Applications, Front-End Web Development, Code Reusability, Cascading Style Sheets (CSS), Event-Driven Programming, Object Oriented Programming (OOP), Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Metadata Management, Data Integration, Data Pipelines, Databases, Business Logic, Data Processing, Java, File Management, Data Import/Export, Database Management, Data Manipulation, File I/O, Data Mapping, Dataflow, Scalability, Data Transformation, Software Documentation, Software Installation, File Systems
Beginner · Specialization · 1 - 3 Months

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: Integrated Development Environments, Application Deployment, Cross Platform Development, Application Development, Development Environment, Computer Programming Tools, Software Development Tools, Java, Build Tools, Java Programming, Apache Maven, Software Development
Intermediate · Guided Project · Less Than 2 Hours