
JetBrains
Skills you'll gain: Kotlin, Java, Java Programming, IntelliJ IDEA, Object Oriented Programming (OOP), Android Development, Interoperability, Mobile Development, Integrated Development Environments, Computer Programming, Performance Tuning, Functional Design, Code Review, Programming Principles, Maintainability, Unit Testing, Scripting, Software Development, Development Environment
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Eclipse (Software), Java Programming, Object Oriented Programming (OOP), Java, Object Oriented Design, Integrated Development Environments, Development Environment, Computer Programming, Debugging, Virtual Machines, Algorithms
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Java Programming, Java, Data Structures, System Programming, Programming Principles, Debugging, Algorithms, Performance Testing
Intermediate · Course · 1 - 3 Months

Rice University
Skills you'll gain: Dataflow, Java, Distributed Computing, Programming Principles, Application Frameworks, Algorithms, Performance Tuning, Functional Design, Computer Science
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Server Side, Data Access, Apache Tomcat, Application Servers, Relational Databases, Databases, Java, Web Servers, SQL, Authentications, Web Applications, Secure Coding, Software Design Patterns, Data Persistence, Context Management
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Ajax, Web Design, Java Platform Enterprise Edition (J2EE), Cascading Style Sheets (CSS), Web Applications, Scripting, Javascript and jQuery, Web Development, Java, Hypertext Markup Language (HTML), Middleware, Model View Controller, Hibernate (Java), Service Oriented Architecture
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: JUnit, File I/O, Java Programming, Object Oriented Programming (OOP), Java, Unit Testing, Program Development, Maintainability, Software Development, Secure Coding, Software Testing, Programming Principles, Computer Programming, Test Case, Application Development, Application Design, Debugging, Mathematical Software, Solution Design, Design Strategies
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Unit Testing, JUnit, Test Case, Testability, Software Testing, Software Development, Software Engineering, Java Programming, Java
Beginner · Guided Project · Less Than 2 Hours

University of California San Diego
Skills you'll gain: Debugging, Object Oriented Programming (OOP), Java, Teaching, Programming Principles, Java Programming, Program Development, Pedagogy, Computer Programming, Integrated Development Environments, Computational Thinking, Education Software and Technology, Cultural Responsiveness, Digital pedagogy, Test Case, Computational Logic, Pseudocode, Algorithms, Data Structures
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Spring Framework, Model View Controller, Java Platform Enterprise Edition (J2EE), Software Design Patterns, Java Programming, Java, Enterprise Architecture, Secure Coding, Application Servers, Software Design, Software Architecture, Application Security, Programming Principles, Security Assertion Markup Language (SAML), Dependency Analysis, System Programming, Web Applications, OS Process Management, Maintainability, Scalability
Intermediate · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Java Programming, Application Design, Solution Design, Design Strategies, Design Elements And Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Continuous Integration, Restful API, Docker (Software), Model View Controller, Front-End Web Development, Databases, User Story, CI/CD, Java, Java Programming, Database Application, Application Programming Interface (API), HTML and CSS, Full-Stack Web Development, Spring Boot, Microservices, Back-End Web Development, Software Design Documents, Software Architecture
Advanced · Course · 1 - 3 Months