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 Colorado System
Skills you'll gain: Digital Communications, OSI Models, Network Protocols, TCP/IP, Communication Systems, Routing Protocols, Telecommunications, Network Routing, Network Architecture, Network Planning And Design, General Networking, Computer Networking, System Programming, Data Validation, Data Integrity
Intermediate · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Theoretical Computer Science, Computer Programming, Algorithms, Computer Science, Formal Learning, Software Engineering, Program Development, Data Science, Technical Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Graph Theory, Combinatorics, Network Analysis, Algorithms, Mathematical Modeling, Traffic Flow Optimization, Program Development
Beginner · Course · 1 - 3 Months

University of London
Skills you'll gain: Computational Logic, Logical Reasoning, Deductive Reasoning, Theoretical Computer Science, Programming Principles, Computer Science, Critical Thinking, Business Logic, Algorithms, Verification And Validation, Algebra, Mathematical Modeling, Problem Solving, Strategic Communication
Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Computational Logic, Logical Reasoning, Deductive Reasoning, Theoretical Computer Science, Analytical Skills, Programming Principles, Data Analysis, Computer Programming, Algorithms, Verification And Validation, Process Modeling, Software Development, Machine Learning
Build toward a degree
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Problem Solving, Agentic systems, Computational Thinking, Computer Vision, Game Theory, Image Analysis, Artificial Neural Networks, Statistical Modeling, Probability Distribution, Decision Intelligence, Convolutional Neural Networks, Logical Reasoning, Algorithms, Human Development, Behavioral Economics, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, AI literacy, Theoretical Computer Science, Psychology
Beginner · Specialization · 3 - 6 Months

The Chinese University of Hong Kong
Skills you'll gain: Communication Systems, Digital Communications, Theoretical Computer Science, Telecommunications, Informatics, Probability, Probability Distribution, Algorithms
Mixed · Course · 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, Programming Principles, Mathematical Software, Advanced Mathematics
Build toward a degree
Advanced · Course · 1 - 4 Weeks

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 London
Skills you'll gain: Algorithms, Computational Thinking, Theoretical Computer Science, Computational Logic, Critical Thinking and Problem Solving, Computer Science, Data Structures, Critical Thinking, Classification Algorithms, Logical Reasoning, Graph Theory, Mathematical Theory & Analysis, Complex Problem Solving, Analysis, Game Theory
Intermediate · Course · 1 - 4 Weeks
University of London
Skills you'll gain: Computer Science, Computer Systems, Web Applications, Computer Literacy, General Networking, Network Security, Computer Networking, Application Security, Computational Thinking, Debugging, Cybersecurity, Software Architecture, Network Protocols
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: OSI Models, Network Security, TCP/IP, Network Architecture, Network Protocols, Network Routing, Network Routers, Computer Networking, Infrastructure Security, Routing Protocols, Public Key Infrastructure, Network Model, Cryptographic Protocols, Web Applications, Application Servers
Build toward a degree
Intermediate · Course · 1 - 3 Months