
Board Infinity
Skills you'll gain: Java Programming, Java, OS Process Management, Software Design Patterns, Performance Tuning, Algorithms
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Graph Theory, Data Structures, Java Programming, Java, Object Oriented Design, Software Design, Algorithms, Object Oriented Programming (OOP), Network Routing, Computational Thinking, Application Development, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Import/Export, Java Programming, Java, Computer Programming, Data Structures, Object Oriented Programming (OOP), File Management, Integrated Development Environments, Computer Science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Java, Object Oriented Design, Data Structures, Computer Programming, Debugging
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Java Programming, Object Oriented Programming (OOP), Data Structures, Java, Cryptography, Software Engineering, Computer Programming, Algorithms, Encryption, Data Analysis, Data Processing, Web Servers, File Management, Debugging
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Stored Procedure, Hibernate (Java), PL/SQL, Relational Databases, Object-Relational Mapping, SQL, Data Access, Java Platform Enterprise Edition (J2EE), Database Design, Databases, Java, Data Manipulation, Data Mapping, Java Programming, JUnit, Object Oriented Programming (OOP), Query Languages, Database Management, Database Systems, Transaction Processing
Beginner · Specialization · 1 - 3 Months

University of Alberta
Skills you'll gain: Object Oriented Design, Unified Modeling Language, Software Design, Object Oriented Programming (OOP), Java, Software Architecture, Technical Design, Conceptual Design
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Spring Framework, Java Programming, Java Platform Enterprise Edition (J2EE), Object Oriented Programming (OOP), Debugging, Data Structures, File Management
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: JUnit, Unit Testing, 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, File Management
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Object Oriented Programming (OOP), Java Programming, Application Development, Computer Programming, User Interface (UI), Programming Principles, Databases, System Design and Implementation, File Management, Data Validation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Debugging, Java Programming, Java, Programming Principles, Computer Programming, Computer Science, Data Structures, Data Storage
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Software Design, JSON
Intermediate · Course · 3 - 6 Months