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: Software Development Methodologies, Development Environment, Software Development, Application Programming Interface (API), Version Control, Software Design Patterns, JSON, Network Engineering, Software Development Tools, Restful API, Virtualization and Virtual Machines, Web Applications, TCP/IP, YAML, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Query Languages, Data Access, Database Software, Relational Databases, Data Manipulation, Problem Solving
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Hypertext Markup Language (HTML), Responsive Web Design, Bootstrap (Front-End Framework), Web Design, Web Development, Front-End Web Development, User Interface and User Experience (UI/UX) Design, UI Components, Typography
Beginner · Course · 1 - 4 Weeks

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

Johns Hopkins University
Skills you'll gain: Computer Vision, Model Evaluation, Supervised Learning, Image Analysis, Data Preprocessing, Applied Machine Learning, Feature Engineering, Machine Learning Algorithms, Data Processing, Machine Learning, Data Cleansing, Scikit Learn (Machine Learning Library), Data Integration, Data Transformation, Data Manipulation, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, Computer Graphics, SketchUp (3D Modeling Software), 3D Assets, Visualization (Computer Graphics), Virtual Environment, Art History, Architectural Design, Graphical Tools, Image Quality, Performance Tuning, Design, Creative Design, Game Design, Design Elements And Principles, Aesthetics
Intermediate · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Network Troubleshooting, Software Architecture, Technical Support, Solution Architecture, Amazon Web Services, Issue Tracking, End User Training and Support, Cloud Computing Architecture, Cloud Computing, Technical Communication, Artificial Intelligence, Technical Documentation
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Software Installation, Application Development, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, LLM Application, AI Workflows, AI Orchestration, No-Code Development, OpenAI API, Tool Calling, Generative AI Agents, Vector Databases, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Deployment, Kubernetes, Application Deployment, Google Cloud Platform, Docker (Software), Cloud Applications, CI/CD, Scalability, Containerization
Beginner · Project · Less Than 2 Hours

Duke University
Skills you'll gain: NumPy, Data Structures, Data Analysis, Object Oriented Programming (OOP), Exploratory Data Analysis, Image Analysis, Data Science, Data Transformation, Data Manipulation, Big Data, Performance Tuning, Python Programming, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Code Review, Continuous Integration, Software Development Tools, DevOps, Software Technical Review, GitHub
Beginner · Course · 1 - 4 Weeks