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.

Infosec
Skills you'll gain: Blockchain, Network Security, Application Security, Security Engineering, Infrastructure Security, Cybersecurity, Data Security, Cryptography, Cryptographic Protocols, Secure Coding, Encryption, Vulnerability Assessments, Scalability, Distributed Computing, Data Integrity, Algorithms
Beginner · Course · 1 - 3 Months

University of Alberta
Skills you'll gain: Software Architecture, Unified Modeling Language, Systems Architecture, Software Design, Software Design Documents, Software Visualization, Solution Architecture, Software Development, Software Documentation, Software Design Patterns, Enterprise Architecture, Maintainability, Scalability, Databases
Intermediate · Course · 1 - 4 Weeks
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Encryption, FinTech, Data Sharing, Transaction Processing, Fraud detection, Distributed Computing, Payment Systems, Data Integrity, Emerging Technologies, Digital Assets, Authentications, Software Systems, Data Security, Computer Systems, Software Architecture, Network Security, Version Control, Network Analysis
Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Git (Version Control System), JUnit, Android Studio, Android Development, Unit Testing, Maintainability, Software Design Patterns, Test Automation, Object Oriented Programming (OOP), Integration Testing, Test Driven Development (TDD), Mobile Development, Software Testing, Testability, Software Engineering, System Testing, Java Programming, Java, Application Security, Software Design
Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Wireframing, Web Content Accessibility Guidelines, Responsive Web Design, HTML and CSS, Browser Compatibility, Web Design, Front-End Web Development, User Interface (UI), Verification And Validation, Cascading Style Sheets (CSS), Application Frameworks, Usability, Code Review, Javascript
Beginner · Course · 1 - 3 Months

Skills you'll gain: z/OS, Computer Architecture, Mainframe Computing, Systems Architecture, Programming Principles, Data Structures, Computer Programming
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Blockchain, Digital Assets, FinTech, Business Modeling, Payment Systems, Business Transformation, Transaction Processing, Identity and Access Management, Contract Management, Security Controls
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Role-Based Access Control (RBAC), Authorization (Computing), Identity and Access Management, AWS Identity and Access Management (IAM), Geographic Information Systems, Geospatial Information and Technology, Encryption, Data Security, Network Security, Public Key Infrastructure, Wireless Networks, Extensible Markup Language (XML)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, LangChain, LLM Application, Generative AI, Generative AI Agents, Application Development, Large Language Modeling, UI Components, Semantic Web, Data Storage Technologies, Databases, NoSQL, Data Storage, Flask (Web Framework), Query Languages, Artificial Intelligence, Database Architecture and Administration, Applied Machine Learning, Information Management, Jupyter
Intermediate · Specialization · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Application Specific Integrated Circuits, Computer Systems, System Configuration, System Design and Implementation, Computer Architecture, Hardware Architecture, Computer Hardware, Embedded Systems, Systems Design, Automation, Computational Logic, Configuration Management, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: IBM Cloud, Cryptography, Algorithms, Python Programming, Linear Algebra, Computational Thinking, Computer Science, Jupyter, Physics, Simulations, Software Installation, Development Environment
Beginner · Course · 3 - 6 Months

Duke University
Skills you'll gain: Program Development, Debugging, Python Programming, Development Environment, Computer Programming, Game Design, Interactive Design, Design and Product, Algorithms, Computer Science
Beginner · Course · 1 - 4 Weeks