Duke University
Skills you'll gain: File I/O, Java Programming, Software Design, Debugging, Software Engineering, Javascript, Computer Programming, Event-Driven Programming, Encryption, Algorithms, Image Analysis, AI Personalization, Program Development, Data Processing, Statistical Analysis, Data Import/Export, Predictive Modeling, Integrated Development Environments, Data Analysis, Cascading Style Sheets (CSS)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: IntelliJ IDEA, Debugging, Software Design, User Interface (UI), Apache Maven, Object Oriented Programming (OOP), Program Development, Application Design, Integrated Development Environments, Build Tools, Software Development Tools, User Interface (UI) Design, Eclipse (Software), Data Validation, Version Control, JUnit, Software Development, Git (Version Control System), Data Import/Export, Java
Intermediate · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Java Programming, Object Oriented Programming (OOP), Java, Programming Principles, Computer Programming, Application Development, Program Development, Software Design Patterns, Debugging, Unit Testing
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: CI/CD, Jenkins, Docker (Software), Spring Boot, Kubernetes, Configuration Management, Containerization, Scalability, Software Documentation, Application Deployment, Cloud Deployment, Java, Spring Framework, API Gateway, Back-End Web Development, JUnit, Application Programming Interface (API), Secure Coding, Java Programming, React.js
Intermediate · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Mathematical Software, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Amazon
Skills you'll gain: File I/O, Object Oriented Programming (OOP), Object Oriented Design, Java, Software Design, Maintainability, Debugging, Data Structures
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: JUnit, File I/O, Unit Testing, Program Development, Debugging, Java, Maintainability, Software Development, Secure Coding, Software Testing, Test Case, Authentications, Application Security, Cryptography, Object Oriented Programming (OOP), Eclipse (Software), Integrated Development Environments, Encryption, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Maven, Java, Java Platform Enterprise Edition (J2EE), Object Oriented Design, Hibernate (Java), Unit Testing, File I/O, Docker (Software), Software Design Patterns, Integrated Development Environments, Object-Relational Mapping, Functional Design, Maintainability, System Configuration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Object Oriented Design, Software Design Patterns, Functional Design, Maintainability
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Application Development, UI Components, Program Development, Maintainability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object-Relational Mapping, Spring Framework, Hibernate (Java), Apache Maven, Model View Controller, Relational Databases, Database Design, MySQL, Web Applications, Java Platform Enterprise Edition (J2EE), Java, Full-Stack Web Development, Database Development, Application Frameworks, Back-End Web Development, Authentications, Object Oriented Design, Object Oriented Programming (OOP), Application Development, Software Design Patterns
Beginner · Specialization · 1 - 3 Months
Codio
Skills you'll gain: Apache Maven, JSON, JUnit, Java Programming, Java, Restful API, Integrated Development Environments, Programming Principles, Data Structures, Object Oriented Programming (OOP), Network Protocols, Unit Testing, Style Guides
Intermediate · Course · 1 - 4 Weeks