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.

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Graph Theory, Computational Thinking, Programming Principles, Database Design, Query Languages, Performance Tuning, Computer Programming, Computer Science
Intermediate · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Cryptography, Cryptographic Protocols, Encryption, Public Key Cryptography Standards (PKCS), Arithmetic, Cybersecurity, Algorithms, Computational Thinking, Theoretical Computer Science, General Mathematics, Applied Mathematics, Python Programming
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Verification And Validation, Systems Design, Hardware Design, Mathematical Modeling, Theoretical Computer Science, Computer Architecture, Software Architecture, Graph Theory, Algorithms
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Algorithms, Computational Thinking, Programming Principles, Data Storage Technologies, Problem Solving, Software Design, Data Manipulation, C and C++, Tree Maps, Complex Problem Solving, Analysis
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Ethics, Computer Security Awareness Training, Ethical Standards And Conduct, Information Systems Security Assessment Framework (ISSAF), Responsible AI, Cybersecurity, Information Privacy, General Data Protection Regulation (GDPR), Personally Identifiable Information, Artificial Intelligence, Media and Communications, Social Impact
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Theoretical Computer Science, Algorithms, Computational Thinking, Data Structures, Design Strategies, Computer Science, Program Development, Mathematical Theory & Analysis, Advanced Mathematics, Python Programming, Analysis
Build toward a degree
Advanced · Course · 1 - 4 Weeks
University of London
Skills you'll gain: Computer Science, Computer Systems, Web Applications, Computer Literacy, Network Security, Computer Networking, Computational Thinking, Theoretical Computer Science, Cybersecurity, Problem Management, Software Architecture, Databases
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

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
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Arithmetic, Algorithms, Applied Mathematics, Probability, Computer Science
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Natural Language Processing, Model Evaluation, Embeddings, Text Mining, Logistic Regression, Artificial Intelligence and Machine Learning (AI/ML), Statistical Modeling, Machine Learning Methods, Classification Algorithms, Unstructured Data, Deep Learning, Probability Distribution, Linear Algebra, Algorithms
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Agentic systems, Mathematical Modeling, Systems Design, Machine Controls, System Design and Implementation, Engineering Analysis, Software Systems, Simulations, Automation Engineering, Control Systems, Mechanics, Systems Analysis, Diagram Design, Safety Assurance, Mechanical Engineering, Real-Time Operating Systems, Applied Mathematics, Differential Equations, Verification And Validation
Build toward a degree
Intermediate · Course · 1 - 3 Months