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.

Microsoft
Skills you'll gain: Prompt Engineering, Microsoft Copilot, Generative AI, Computer Programming, Integrated Development Environments, Application Development, Development Environment
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Artificial Intelligence, Automation, Simulation and Simulation Software, Mechanics, Algorithms, Control Systems, Systems Of Measurement, Simulations, Engineering, Python Programming, Applied Mathematics, Linear Algebra, Estimation
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Role-Based Access Control (RBAC), Authorization (Computing), Identity and Access Management, AWS Identity and Access Management (IAM), Geographic Information Systems, Geospatial Information and Technology, Encryption, Data Security, Network Security, Public Key Infrastructure, Wireless Networks, Extensible Markup Language (XML)
Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Incident Response, Incident Management, Cyber Governance, Computer Security Incident Management, Security Awareness, Cyber Security Strategy, Law, Regulation, and Compliance, Cyber Attacks, Security Management, Security Strategy, Culture Transformation, Cyber Security Policies, Intrusion Detection and Prevention, Mobile Security, Threat Detection, Disaster Recovery, Cybersecurity, Cyber Risk, Cyber Operations, Cyber Security Assessment
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Package and Software Management, Linux Administration, Linux, Linux Commands, Virtual Private Networks (VPN), Linux Servers, System Monitoring, Operating System Administration, Public Key Infrastructure, Ubuntu, Version Control, File Management, Command-Line Interface, Intrusion Detection and Prevention, Git (Version Control System), File Systems, User Accounts, Firewall, Cloud Computing Architecture, DevOps
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: z/OS, Computer Architecture, Mainframe Computing, Systems Architecture, Programming Principles, Data Structures, Computer Programming
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Matplotlib, NumPy, Plot (Graphics), Pandas (Python Package), Data Structures, Data Visualization Software, Data Analysis, Python Programming, File Management, Data Manipulation, Exploratory Data Analysis, Data Import/Export, Computer Programming
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Object-Relational Mapping, Application Development, Web Development, Web Servers, Server Side, Application Frameworks, Scripting, Middleware, Javascript and jQuery, Data Storage, Apache Tomcat, Session Initiation Protocols, Enterprise Architecture, Hypertext Markup Language (HTML), Model View Controller
Intermediate · Specialization · 1 - 3 Months

National Taiwan University
Skills you'll gain: Supervised Learning, Machine Learning, Statistical Machine Learning, Classification And Regression Tree (CART), Artificial Intelligence and Machine Learning (AI/ML), Theoretical Computer Science, Mathematical Modeling, Probability & Statistics, Regression Analysis, Algorithms
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), Debugging, .NET Framework, Microsoft Visual Studio, Microsoft Copilot, Microsoft Development Tools, Programming Principles, Computer Programming, Integrated Development Environments, Development Environment
Beginner · Course · 1 - 3 Months
University of California San Diego
Skills you'll gain: Human Computer Interaction, Human Factors, User Interface (UI), Usability, Interaction Design, Human Machine Interfaces, User Experience Design, Prototyping
Mixed · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Automation, Human Machine Interfaces, Agentic systems, Human Computer Interaction, Human Centered Design, Psychology, Ethical Standards And Conduct
Beginner · Course · 1 - 4 Weeks