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: Cryptography, Encryption, Cybersecurity, Computer Security, Theoretical Computer Science, Information Architecture
Intermediate · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Computational Thinking, Programming Principles, Algorithms, Data Structures, Theoretical Computer Science, Computer Programming, Python Programming, Computer Science, Game Theory, Mathematical Modeling, Software Testing
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, NoSQL, Apache Cassandra, Cloud Computing, Systems Design, Data Storage Technologies, Apache Hadoop, Database Theory, Algorithms, Theoretical Computer Science, Scalability, C++ (Programming Language), Network Protocols
Beginner · Course · 1 - 3 Months

Rice University
Skills you'll gain: Graph Theory, Algorithms, Computational Thinking, Data Analysis, Data Structures, Theoretical Computer Science, Network Analysis, Analysis, Programming Principles, Python Programming, Computer Programming
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Operations Research, Algorithms, Applied Mathematics, Graph Theory, Combinatorics, Computational Thinking, Mathematical Modeling, Theoretical Computer Science, Python Programming
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Supervised Learning, Applied Machine Learning, Unsupervised Learning, Bayesian Network, Computational Logic, Program Development, Machine Learning, Artificial Intelligence, Machine Learning Algorithms, Markov Model, Algorithms, Computational Thinking, Creativity, Game Theory, Theoretical Computer Science, Software Development, Generative AI, Responsible AI, Social Sciences, Bioinformatics
Intermediate · Specialization · 3 - 6 Months

Peking University
Skills you'll gain: C (Programming Language), Computer Science, Computer Architecture, Computer Programming, Theoretical Computer Science, Computational Logic, Computational Thinking, Data Structures, Algorithms, Emerging Technologies
Mixed · Course · 3 - 6 Months

Northeastern University
Skills you'll gain: Algorithms, Theoretical Computer Science, Data Structures, Computational Thinking, Analysis, Computer Science, Software Development, Scalability
Mixed · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Data Structures, C++ (Programming Language), Object Oriented Programming (OOP), Algorithms, Object Oriented Design, Computational Thinking, Graph Theory, C (Programming Language), Theoretical Computer Science, Programming Principles, Computer Programming, Computer Science, Computer Architecture, Pseudocode, Software Design, Data Storage, File Management, Program Development, Computational Logic, Mathematical Modeling
Beginner · Specialization · 3 - 6 Months

Princeton University
Skills you'll gain: Data Structures, Algorithms, Java, Performance Testing, Computer Programming, Java Programming, Theoretical Computer Science, Object Oriented Programming (OOP)
Intermediate · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Problem Solving, Computational Thinking, Probability, Mathematical Modeling, Deductive Reasoning, Behavioral Economics, Algorithms, Analytical Skills, Theoretical Computer Science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Graph Theory, Programming Principles, Theoretical Computer Science, Computer Science, Computer Programming, Python Programming, Pandas (Python Package), Machine Learning Algorithms, Computational Thinking, C++ (Programming Language), Data Architecture, Random Forest Algorithm, Performance Tuning, Object Oriented Programming (OOP), Network Analysis, Program Development, Problem Solving, Debugging
Intermediate · Specialization · 3 - 6 Months