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.
University of Glasgow
Skills you'll gain: Software Development Life Cycle, Program Development, Plot (Graphics), Data Presentation, Event-Driven Programming, Web Design and Development, Web Development Tools, Data Literacy, Animation and Game Design, Software Development, Hypertext Markup Language (HTML), Applied Machine Learning, Javascript, Interactive Design, Software Design, Application Design, Computer Graphics, Code Reusability, JavaScript Frameworks, Animations
Beginner · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Network Analysis, Social Network Analysis, Data Wrangling, Natural Language Processing, Web Scraping, Data Cleansing, Social Sciences, Data Ethics, Databases, Artificial Intelligence, Research, Social Media Analytics, Simulations, Text Mining, Big Data, Applied Machine Learning, Systems Thinking, Data Preprocessing, Data Science, Agentic systems
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Quantum computing, Public Key Cryptography Standards (PKCS), Cryptography, Data Structures, Cryptographic Protocols, Algorithms, Encryption, Theoretical Computer Science, Computer Science, Mathematical Software, Advanced Mathematics
Build toward a degree
Advanced · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Cryptographic Protocols, Cryptography, Key Management, Encryption, Cybersecurity, Arithmetic, Algorithms, Algebra, Python Programming
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Algorithms, Data Management, Computational Thinking, Memory Management, C and C++, Software Design, Problem Solving, Complex Problem Solving
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: Quantum computing, Algorithms, Computer Hardware, IBM Cloud, Cryptography, Python Programming, Computer Programming, Software Documentation, Simulations
Beginner · Course · 1 - 3 Months

The Chinese University of Hong Kong
Skills you'll gain: Communication Systems, Digital Communications, Theoretical Computer Science, Telecommunications, Informatics, Probability, Probability Distribution, Algorithms, Model Optimization
Mixed · Course · 3 - 6 Months

Skills you'll gain: Graph Theory, Data Structures, Algorithms, Computer Programming, Computational Thinking, Memory Management, Software Visualization, Performance Tuning
Intermediate · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Logical Reasoning, Deductive Reasoning, Computational Logic, Computational Thinking, Algorithms, Artificial Intelligence, Cryptography, Graph Theory
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Computational Thinking, Programming Principles, Problem Solving, Disaster Recovery, Algorithms, Computer Programming, Epidemiology
Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, Data Store, NoSQL, Apache Cassandra, Cloud Computing, Systems Design, Cloud Computing Architecture, Database Theory, Algorithms, Scalability, C++ (Programming Language)
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: OSI Models, Network Security, Cloud Services, TCP/IP, Cloud Computing, Cloud Infrastructure, Software-Defined Networking, Network Architecture, Virtual Networking, Wide Area Networks, Network Protocols, Cloud Computing Architecture, Cloud Platforms, Network Routing, Linux Administration, Network Troubleshooting, Linux, Kubernetes, Network Switches, Terraform
Build toward a degree
Intermediate · Specialization · 3 - 6 Months