Theoretical computer science courses can help you learn algorithms, computational complexity, automata theory, and formal languages. You can build skills in problem-solving, mathematical reasoning, and algorithm analysis, that support tackling complex computational tasks. Many courses introduce tools like Python for algorithm implementation, LaTeX for typesetting mathematical documents, and software for simulating automata, allowing you to apply these concepts in practical scenarios.

The State University of New York
Skills you'll gain: Web Design, WordPress, Web Language, HTML and CSS, Web Content, Web Development, Web Analytics and SEO, Responsive Web Design, Cross Platform Development, Content Management, Web Applications
Mixed · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Cloud-Native Computing, Grafana, Web Applications, Web Services, Software Architecture, Application Deployment, Development Environment, Object Oriented Design, CI/CD, Programming Principles, Systems Architecture, Computer Programming, Program Development, Network Security, Software Development Tools, Data Structures, Data Sharing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Responsive Web Design, UI Components, HTML and CSS, Cascading Style Sheets (CSS), Web Design, User Interface (UI), Typography, Interactive Design, Front-End Web Development
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Responsible AI, Generative AI, Google Cloud Platform, Large Language Modeling, Data Modeling, Data Ethics, Unstructured Data, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Network Troubleshooting, Linux, Kubernetes, Network Architecture, Network Administration, Computer Networking, Docker (Software), TCP/IP, Network Routers, Software-Defined Networking, Network Routing, Containerization, Virtual Private Networks (VPN), Network Model, Network Switches, Firewall, Virtualization, Network Protocols
Build toward a degree
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: PHP (Scripting Language), Hypertext Markup Language (HTML), MySQL, Web Applications, Web Development, Secure Coding, Cascading Style Sheets (CSS), Development Environment, Back-End Web Development, Database Development, Web Servers, Debugging, Data Validation
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Embedded Software, C (Programming Language), Embedded Systems, Debugging, Peripheral Devices, Integrated Development Environments, Development Environment, Electronic Hardware, System Programming, Electronics, Software Development Tools, Program Development, Hardware Architecture, Data Structures, Microarchitecture, System Configuration, Programming Principles, Performance Tuning, Computer Architecture, Computer Programming
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), Databases, Natural Language Processing, SQL, Data Visualization Software, Python Programming, Matplotlib, Text Mining, Data Processing, Document Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: 3D Modeling, Post-Production, Game Design, Video Game Development, Video Production, Augmented and Virtual Reality (AR/VR), File Management, Functional Design, Design, Simulations, Aesthetics, Design Elements And Principles, Color Theory
Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Computational Thinking, Algorithms, Program Development, Software Development, Computer Programming, Data Structures, Javascript, Computer Science, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Spring Framework, Java, Object Oriented Design, Object Oriented Programming (OOP), Software Design Patterns, Model View Controller, Middleware, Extensible Markup Language (XML), Integration Testing, Dependency Analysis
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java Programming, Java, Application Servers, Web Applications, Development Environment, Object Oriented Programming (OOP), Application Development, Eclipse (Software), Program Development, Computer Programming, Object Oriented Design, Mobile Development, Programming Principles, UI Components, User Interface (UI), Virtual Machines, Command-Line Interface, Software Installation, Debugging
Intermediate · Specialization · 3 - 6 Months