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: Animations, Adobe After Effects, File Management, Motion Graphics, Video Editing, Timelines, Graphics Software
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Unit Testing, IntelliJ IDEA, Apache Maven, Software Testing, Test Case, Java Programming, Integration Testing, Software Architecture
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Wireless Networks, Mobile Security, Networking Hardware, Hardware Troubleshooting, USB, Computer Hardware, System Configuration, Computer Displays, Display Devices
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, Application Deployment, Microsoft Azure, Multi-Tenant Cloud Environments, Cloud Applications, Full-Stack Web Development, User Interface (UI) Design, PostgreSQL, Web Applications, Database Development, Data Migration, Development Environment, Authentications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microservices, .NET Framework, ASP.NET, Microsoft Azure, Object-Relational Mapping, Cloud Storage, API Gateway, Software Architecture, Payment Systems, Authentications, Software Development, C# (Programming Language), Model View Controller, Application Programming Interface (API), Authorization (Computing)
Beginner · Course · 3 - 6 Months

Skills you'll gain: Network Troubleshooting, Network Protocols, General Networking, Network Administration, Network Security, Networking Hardware, TCP/IP, Computer Networking, Wireless Networks, Local Area Networks, Virtual Local Area Network (VLAN), Servers, Dynamic Host Configuration Protocol (DHCP), System Configuration, Internet Of Things
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Test Driven Development (TDD), Version Control, Git (Version Control System), GitHub, Performance Tuning, Unit Testing, Data Structures, Java Programming, Development Testing, Algorithms, Program Development, Software Testing, Java, Computer Programming, Software Development, Programming Principles, Debugging, Scalability
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Agentic systems, OpenAI, Generative AI, Prompt Engineering, Large Language Modeling, Document Management, Secure Coding, Business Logic, Software Design Patterns, Coordination
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Cloud Infrastructure, Google Cloud Platform, Identity and Access Management, Infrastructure As A Service (IaaS), Kubernetes, Cloud Applications, Cloud Computing, Cloud Storage, Virtual Machines, Containerization, Network Infrastructure, Data Storage Technologies, Platform As A Service (PaaS), Serverless Computing, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Restful API, Authentications, Test Automation, Application Programming Interface (API), Test Case, Software Testing, Java, JSON, User Accounts
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Computing, Cloud Infrastructure, Virtualization, Cloud Platforms, Virtual Machines, Cloud Storage, Infrastructure As A Service (IaaS), VMware ESX Servers, Cloud Security, Hyper-V, Amazon Web Services, Software As A Service, Containerization, Platform As A Service (PaaS)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Hardware, Hardware Architecture, Peripheral Devices, Networking Hardware, Hardware Troubleshooting, USB, System Configuration, Desktop Support, Computer Networking, Computer Architecture, Data Storage Technologies, General Networking
Intermediate · Course · 1 - 4 Weeks