
EDUCBA
Skills you'll gain: File I/O, Object Oriented Programming (OOP), Java Programming, Data Structures, Data Persistence, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Database Application, Python Programming, Unit Testing, Computer Programming, Restful API, Cross Platform Development, Package and Software Management, Scripting, Data Science, Program Development, Computer Programming Tools, Software Development, Data Processing, Debugging, Programming Principles, User Interface (UI) Design, Regression Analysis, Machine Learning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Java, Java Programming, Object Oriented Design, Object Oriented Programming (OOP), User Interface (UI) Design, Unit Testing, JUnit, Data Validation, Software Development, Application Design, Development Testing, Application Development, Test Automation, Test Case, Data Modeling, System Design and Implementation, Databases, Software Documentation, Development Environment, Software Testing
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Apache Maven, Java Programming, Java, Build Tools, Eclipse (Software), Database Application, Full-Stack Web Development, CI/CD, Web Applications, Application Servers, Software Configuration Management, Continuous Integration, Application Development, Business Logic, UI Components, Integrated Development Environments, Role-Based Access Control (RBAC), Automation, Software Design Patterns, Program Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Scalability, Application Design, Event-Driven Programming, Object Oriented Programming (OOP), Functional Design, Application Development, User Flows, Computer Programming, Integrated Development Environments, Software Architecture, Debugging, Mobile Development, Data Validation, Data Analysis
Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Apache Maven, Spring Framework, Microservices, Java Platform Enterprise Edition (J2EE), Spring Boot, Java, Java Programming, Back-End Web Development, Apache Tomcat, Software Architecture, Load Balancing, Cloud Development, Restful API, Systems Architecture, Web Applications, Scalability
Advanced · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Unit Testing, Growth Mindedness, Data Structures, Graph Theory, Event-Driven Programming, Social Network Analysis, Interactive Data Visualization, Java, Java Programming, Network Analysis, Object Oriented Programming (OOP), Technical Communication, User Interface (UI), JUnit, Object Oriented Design, Computer Programming, Adaptability, Performance Tuning, Algorithms, Problem Solving
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Secure Coding, .NET Framework, Data Validation, Business Logic, Database Design, C# (Programming Language), Relational Databases, Databases, Billing Systems, Microsoft SQL Servers, Database Application, Application Development, Registration, Usability, Software Development Methodologies, Software Design, Application Design, Invoicing, SQL, Web Design and Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: C++ (Programming Language), Software Documentation, System Programming, Technical Documentation, Application Development, Maintainability, Data Structures, Generative AI, Application Performance Management, Algorithms, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), Software Design Patterns, Software Architecture, Software Design, Secure Coding, Computer Programming, System Design and Implementation, Data Integrity, Maintainability, Scalability, Programming Principles, Code Review, Software Documentation, AI Workflows, Debugging
Beginner · Course · 1 - 3 Months

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: Spring Framework, Spring Boot
Intermediate · Course · 1 - 3 Months