Computer courses can help you learn programming languages like Python and Java, data structures, algorithms, and web development fundamentals. You can build skills in software design, debugging, and database management, along with understanding cybersecurity principles. Many courses introduce tools such as Git for version control, SQL for database queries, and frameworks like React for building user interfaces, demonstrating how these skills are applied in real-world projects.

Skills you'll gain: Mainframe Computing, z/OS, Virtualization, IBM Cloud, Virtual Machines, Infrastructure Architecture, Computer Architecture, Enterprise Security, Computer Systems, Computer Hardware, Cryptography, System Configuration, Process Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Virtualization, Cloud Computing, Virtual Machines, Cloud Services, Network Architecture, Computer Hardware, Operating Systems, Computer Displays, Mobile Development Tools, Wireless Networks, Android (Operating System), Apple iOS
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: File I/O, Maintainability, Program Development, C (Programming Language), Software Engineering, System Programming, Software Development, Software Design, Simulations, Command-Line Interface, User Interface (UI), Data Structures, Debugging
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Infrastructure, Google Cloud Platform, Hardware Architecture, Infrastructure Architecture, Computer Hardware, Performance Tuning, Cloud Platforms, Computing Platforms
Intermediate · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Field-Programmable Gate Array (FPGA), Hardware Design, Application Specific Integrated Circuits, Technical Design, Systems Design, Computer Architecture, Hardware Architecture, Electronic Hardware, Distributed Computing, System Configuration, Cloud Computing Architecture, Computer-Aided Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Cloud Computing, Linux Commands, Linux Administration, Linux Servers, Cloud Security, Operating Systems, Windows PowerShell, Windows Servers, File Systems, System Software, Mac OS, Command-Line Interface, Active Directory, Computer Systems, Virtual Machines, Firewall, Virtualization, Containerization, User Accounts
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Penetration Testing, Linux Commands, Command-Line Interface, Linux, Cybersecurity, Operating System Administration, Operating Systems, Windows PowerShell, Unix Commands, Microsoft Windows, Computer Systems, Mac OS
Mixed · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Cloud Computing, Information Technology, Cybersecurity, Linear Algebra, Critical Thinking, Simulations
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Networking Hardware, General Networking, Network Architecture, Wireless Networks, Network Protocols, Computer Networking, TCP/IP, Local Area Networks, Network Routers, System Configuration, Network Switches, Wide Area Networks, Servers
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: File I/O, Simulations, C (Programming Language), Computational Thinking, Automation, Algorithms, Data Structures, Theoretical Computer Science, Programming Principles, Debugging
Beginner · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Cybersecurity, Cyber Attacks, Computer Security Awareness Training, Encryption, Security Awareness, Data Security, Personally Identifiable Information, Cyber Risk, Malware Protection, General Data Protection Regulation (GDPR), Information Privacy, Multi-Factor Authentication, Identity and Access Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Experience Design, Adobe Creative Cloud, User Experience, Application Design, Design, Graphic and Visual Design
Beginner · Guided Project · Less Than 2 Hours