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 Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, Cloud Infrastructure, Cloud Services, Big Data, Apache Spark, Cloud Computing, Cloud Storage, Cloud Platforms, Network Architecture, Data Storage Technologies, Computer Networking, File Systems, Apache Hadoop, Network Infrastructure, Cloud Applications, Infrastructure As A Service (IaaS), Middleware, Containerization, Software-Defined Networking, NoSQL
Intermediate · Specialization · 3 - 6 Months

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

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Graph Theory, Network Analysis, Social Network Analysis, Combinatorics, Network Model, Mathematical Modeling, Data Structures, Transportation Operations, Image Analysis, Algorithms, Theoretical Computer Science, Artificial Intelligence and Machine Learning (AI/ML), Problem Solving
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Social Network Analysis, Network Analysis, Data Wrangling, Natural Language Processing, Web Scraping, Social Sciences, Data Ethics, Databases, Artificial Intelligence, Research, Simulations, Big Data, Systems Thinking, Trend Analysis, Data Science, Artificial Intelligence and Machine Learning (AI/ML), Research Methodologies, Machine Learning, Data Collection, Agentic systems
Beginner · Specialization · 3 - 6 Months

Princeton University
Skills you'll gain: Programming Principles, Computer Programming, Object Oriented Programming (OOP), Performance Tuning, Data Structures, Java Programming, Java, Computational Thinking, Computer Science, Algorithms, Animations, Simulations, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), Data Structures, Software Design Patterns, Programming Principles, File Management, Algorithms, Simulations
Advanced · Course · 1 - 4 Weeks

Stanford University
Skills you'll gain: Data Structures, Graph Theory, Algorithms, Bioinformatics, Theoretical Computer Science, Social Network Analysis, Network Analysis, Computational Thinking, Analysis, Probability & Statistics, Network Routing, Probability, Pseudocode, Computational Logic, Operations Research
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Exploitation techniques, Open Web Application Security Project (OWASP), Cyber Security Assessment, Unix, Computer Security, Network Monitoring, Application Security, Vulnerability Assessments, Cybersecurity, Artificial Intelligence and Machine Learning (AI/ML), Cryptographic Protocols, Network Protocols, Cryptography, Security Awareness, Generative AI Agents, Server Side, Web Applications, Machine Learning Algorithms
Intermediate · Specialization · 3 - 6 Months

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

Duke University
Skills you'll gain: Technical Communication, Cloud Infrastructure, CI/CD, Cloud Computing, Agile Software Development, DevOps, Infrastructure As A Service (IaaS), Continuous Delivery, Infrastructure as Code (IaC), Serverless Computing, Software Development, Amazon Web Services, Software Development Methodologies, Platform As A Service (PaaS), GitHub
Beginner · Course · 1 - 3 Months

Skills you'll gain: Computational Thinking, Algorithms, Graph Theory, Data Structures, C++ (Programming Language), Programming Principles, Computer Programming, Theoretical Computer Science, Object Oriented Programming (OOP)
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Natural Language Processing, Text Mining, Artificial Intelligence and Machine Learning (AI/ML), Statistical Modeling, Data Processing, Probability & Statistics, Unstructured Data, Deep Learning, Machine Learning, Supervised Learning, Algorithms, Regression Analysis
Build toward a degree
Intermediate · Course · 1 - 4 Weeks