Computer fundamentals courses can help you learn basic hardware and software concepts, operating systems, networking, and cybersecurity principles. You can build skills in troubleshooting, system maintenance, and understanding data management practices. Many courses introduce tools like Windows, Linux, and various programming languages, showing how these skills apply in everyday computing tasks and professional environments.

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, Test Automation, Test Case, Software Development, Scalability
★ 4 (64) · Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: TypeScript, Web Development Tools, React.js, Server Side, Javascript, Data Structures, Web Development, Programming Principles, Middleware, Scalability, Web Design, Computer Programming, Maintainability, UI Components
★ 4.6 (60) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Authentications, Azure Active Directory, Zero Trust Network Access, Identity and Access Management, Cyber Security Assessment, Multi-Factor Authentication, Microsoft Azure, Role-Based Access Control (RBAC), Vulnerability Assessments, Security Controls, Security Architecture Review, Technical Communication, Authorization (Computing), IT Security Architecture, User Accounts, Cyber Security Policies, Information Technology, Web Development, Computer Science, Mobile Development
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Computational Logic, Mathematical Modeling, Model Based Systems Engineering, Systems Design, Theoretical Computer Science, Verification And Validation, System Requirements, Systems Architecture, Automation Engineering, Functional Specification, Agentic systems, Control Systems, Mechanics, Requirements Analysis, Systems Analysis, Safety Assurance, Linear Algebra, Mathematical Theory & Analysis, Differential Equations, Algorithms
★ 3.5 (39) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: C# (Programming Language), Software Architecture, .NET Framework, Object Oriented Design, Distributed Computing, Scalability, Object Oriented Programming (OOP), Software Design, Object-Relational Mapping, Microservices, MongoDB, Data Access, Model View Controller, Performance Tuning, Computer Programming, Maintainability, NoSQL, Event-Driven Programming
★ 4.5 (103) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Back-End Web Development, Django (Web Framework), Version Control, Git (Version Control System), API Testing, Web Development, Authentications, API Design, Application Development, Application Programming Interface (API), Restful API, Unit Testing, Test Tools, Database Development, MySQL, User Accounts, Web Applications, Databases
★ 4.6 (186) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Devops Tools, DevOps, CI/CD, Cloud Deployment, User Story, Microservices, OpenShift, DevSecOps, Application Deployment, Continuous Integration, Agile Software Development, Cloud-Native Computing, Code Review, Kubernetes, Test Driven Development (TDD), Continuous Deployment, Continuous Delivery, Scrum (Software Development), Agile Methodology, Cloud Computing
★ 4.8 (182) · Intermediate · Course · 1 - 3 Months
Imperial College London
Skills you'll gain: Logo Design, Android (Operating System), Computer Graphics, Virtual Reality, Visualization (Computer Graphics), 3D Assets, Android Development, Augmented and Virtual Reality (AR/VR), Android Studio, Graphics Software, Computer Graphic Techniques, Performance Tuning
★ 4.5 (45) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Responsible AI, Data Ethics, Microsoft Copilot, AI literacy, AI Integrations, Risking, Software Development Tools, AI Workflows, Software Documentation, Artificial Intelligence, Code Review
★ 4.3 (91) · Beginner · Course · 1 - 4 Weeks

Universidade de São Paulo
Skills you'll gain: Unified Modeling Language, Model View Controller, Object Oriented Programming (OOP), Object Oriented Design, Software Design Patterns, Debugging, Software Architecture, Software Design, Java Programming, Computer Programming, Software Testing, Other Programming Languages
★ 4.8 (191) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Containerization, Cloud Infrastructure, Cloud Computing, Google Cloud Platform, Cloud Applications, Continuous Deployment, Application Lifecycle Management
★ 4.7 (67) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Vulnerability Scanning, Proxy Servers, Security Testing, Penetration Testing, Vulnerability Assessments, Brute-force attacks, Test Tools, Web Scraping
★ 4.3 (290) · Intermediate · Guided Project · Less Than 2 Hours