Core Java courses can help you learn object-oriented programming, exception handling, multithreading, and Java Collections. 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.
Instituto Tecnológico de Aeronáutica
Skills you'll gain: JUnit, Object Oriented Programming (OOP), Java, Java Programming, Object Oriented Design, Unified Modeling Language, Unit Testing, Agile Software Development, Software Design, Software Development, Computer Programming, Test Case, Software Testing, Diagram Design, Programming Principles
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, Application Programming Interface (API), Authentications, Test Automation, JSON, Security Testing, Authorization (Computing), Java Programming, Scenario Testing, Java, Test Tools, Back-End Web Development
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Stakeholder Management, Agile Methodology, Project Scoping, Project Management, Agile Project Management, Scope Management, Project Controls, Project Risk Management, Stakeholder Communications, Team Building, Team Performance Management, Team Management, Sprint Planning, Communication Planning, Risk Management, Project Implementation, Agile Product Development, Team Leadership, Risk Mitigation, Design Thinking
Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Multi-Factor Authentication, Role-Based Access Control (RBAC), Authentications, Azure Active Directory, Zero Trust Network Access, Microsoft Azure, Identity and Access Management, User Provisioning, Active Directory, Authorization (Computing), Security Controls, Cloud Security, User Accounts, Continuous Monitoring, Cloud Services, Security Strategy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Front-End Web Development, Application Programming Interface (API), Event-Driven Programming, Frontend Performance, Development Environment, Data Sharing
Beginner · Course · 1 - 3 Months

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

Skills you'll gain: Model Evaluation, Supervised Learning, Feature Engineering, Model Training, Applied Machine Learning, Machine Learning Methods, Model Optimization, Machine Learning, Machine Learning Algorithms, Random Forest Algorithm, Regression Analysis, Classification Algorithms, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AutoCAD, Architectural Drawing, Autodesk, 3D Modeling, Technical Drawing, Engineering Drawings, Visualization (Computer Graphics), Computer-Aided Design, 3D Assets, Drafting and Engineering Design, Architectural Design, Building Design, AutoCAD Civil 3D, Software Visualization, Design Software, User Interface (UI)
Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Java Programming, Java, Software Development Tools, Application Servers, Web Applications, Development Environment, Java Platform Enterprise Edition (J2EE), Object Oriented Programming (OOP), Application Development, Eclipse (Software), Program Development, Computer Programming, Object Oriented Design, Mobile Development, Programming Principles, Integrated Development Environments, UI Components, Event-Driven Programming, User Interface (UI), Virtual Machines
Intermediate · Specialization · 3 - 6 Months

Peking University
Skills you'll gain: Java Programming, Java, Program Development, Programming Principles, Computer Programming, Maintainability, Database Development, Object Oriented Programming (OOP), JUnit, Database Application, UI Components, C and C++, Data Access, Object Oriented Design, User Interface (UI), Application Development, Event-Driven Programming, File I/O, Data Structures
Intermediate · Course · 1 - 3 Months

Skills you'll gain: UI Components, .NET Framework, ASP.NET, C# (Programming Language), Web Components, Web Frameworks, Code Reusability, Frontend Integration, Application Frameworks, Web Applications, User Interface (UI), Javascript, Event-Driven Programming, Server Side
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), File I/O, Object Oriented Design, Java, Java Programming, File Management, Application Development, Computer Programming, Programming Principles, Program Development, Application Design, Data Structures, Application Frameworks, Data Management
Intermediate · Course · 1 - 3 Months