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.

Skills you'll gain: ASP.NET, C# (Programming Language), Application Programming Interface (API), Microsoft Development Tools, Restful API, Microsoft Azure, Web Applications, Integrated Development Environments, Application Development, Development Environment, Virtual Environment, Middleware
Intermediate · Course · 1 - 3 Months

Skills you'll gain: ASP.NET, .NET Framework, Software Design Patterns, Maintainability, Software Architecture, Object Oriented Design, C# (Programming Language), Microsoft Visual Studio, API Design, Restful API, Development Testing, User Interface (UI), Debugging, Unit Testing, Systems Architecture, Front-End Web Development, Integration Testing, Authentications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Spring Boot, Hibernate (Java), Object-Relational Mapping, GitHub, Git (Version Control System), Java, Software Documentation, JUnit, Restful API, Application Performance Management, API Design, Model View Controller, Postman API Platform, User Accounts
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Software Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Test Tools, Development Testing, Test Case, .NET Framework, Test Automation, Integration Testing, Microsoft Visual Studio, Debugging, C# (Programming Language), Mockups
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Model View Controller, Spring Framework, Java, Security Assertion Markup Language (SAML), Web Applications, Software Design Patterns, Transaction Processing, Data Validation, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Google Cloud Platform, Cloud Infrastructure, Kubernetes, Cloud Applications, Identity and Access Management, Cloud Services, Generative AI Agents, Cloud Computing, Cloud Storage, Containerization, Virtual Machines, Network Infrastructure, Serverless Computing, Data Storage Technologies, General Networking, Virtual Networking, Scalability
Beginner · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Data Structures, Algorithms, Java, Performance Testing, Computer Programming, Java Programming, Theoretical Computer Science, Object Oriented Programming (OOP)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Information Technology Operations, Disaster Recovery, Document Management, Incident Response, Computer Security Incident Management, Information Technology, Change Control, Safety and Security, Technical Communication, Linux, Microsoft Windows, Personally Identifiable Information, Remote Access Systems, Scripting, Bash (Scripting Language), Artificial Intelligence, Windows PowerShell, Software Installation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Mobile Security, Microsoft Windows, Problem Management, System Support, Technical Support and Services, Security Management, Android (Operating System), Computer Security Incident Management, Application Security, Debugging, Threat Management, Apple iOS, Application Performance Management, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Knowledge Accelerators
Skills you'll gain: Data Presentation, Pivot Tables And Charts, Data Entry, Data Processing, Data Science, Organizational Skills, Business Analytics, Data Management, Business Intelligence, Microsoft 365, Productivity Software, Record Keeping, Customer Data Management, Productivity, Financial Analysis, Marketing Planning, Project Management, Event Planning
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Debugging, Java, Teaching, Program Development, Computer Programming, Programming Principles, Object Oriented Programming (OOP), Integrated Development Environments, Computational Logic, Pseudocode, Algorithms, Test Case
Beginner · Course · 1 - 3 Months