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: 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: Prompt Engineering, Cloud Infrastructure, Identity and Access Management, Google Cloud Platform, Kubernetes, Infrastructure As A Service (IaaS), Virtual Machines, Cloud Applications, Virtual Networking, Cloud Computing, Cloud Storage, Containerization, Serverless Computing, Platform As A Service (PaaS)
Beginner · Course · 1 - 3 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: Malware Protection, Network Security, Information Systems Security, Security Controls, Cybersecurity, Data Security, Mobile Security, Computer Security Awareness Training, Wireless Networks, Authentications, Human Factors (Security), Threat Detection, Encryption, User Accounts
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Embedded Systems, Embedded Software, Internet Of Things, Control Systems, Civil Engineering, Electronic Systems, Public Works, Electronic Hardware, Structural Engineering, Energy and Utilities, Maintenance, Repair, and Facility Services, Automation, Integrated Development Environments, Environmental Monitoring, System Monitoring, Continuous Monitoring, Communication Systems, Display Devices, Real Time Data, Peripheral Devices
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Hardware Troubleshooting, Network Troubleshooting, Desktop Support, Test Equipment, Computer Hardware, Mobile Security, Technical Support, System Support, Data Maintenance, Peripheral Devices, Data Storage, Wireless Networks
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Java Programming, Java, Record Keeping
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Operating System Administration, Microsoft Windows, Mac OS, Command-Line Interface, Linux, Operating Systems, Software Installation, Systems Administration, System Configuration, Control Panels, General Networking, Cloud Management, File Systems, File Management
Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Java, Object Oriented Programming (OOP), Data Structures, Computer Programming, User Interface (UI), Algorithms, Debugging, Development Environment
Beginner · Course · 1 - 3 Months

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

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