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.

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Hibernate (Java), Restful API, Spring Boot, Software Architecture, API Gateway, Web Services, Object-Relational Mapping, Transaction Processing, Service Oriented Architecture, Cloud Computing Architecture, JSON, YAML, Load Balancing, Unit Testing, Software Configuration Management, Java Programming
Beginner · Specialization · 1 - 3 Months

New York University
Skills you'll gain: Network Security, Firewall, Distributed Denial-Of-Service (DDoS) Attacks, Threat Modeling, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Cybersecurity, Threat Detection, Cyber Attacks, Enterprise Security, Infrastructure Security, Network Protocols, Proxy Servers
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Session Initiation Protocols, Android Studio, Android Development, Internet Of Things, Communication Systems, Network Protocols, Telecommunications, Wireless Networks, Mobile Development, Application Development, Embedded Systems, Open Source Technology
Mixed · Course · 1 - 3 Months

Peking University
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), C (Programming Language), File Management, Algorithms, Data Structures, Maintainability, Software Design, Scalability
Mixed · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Generative AI, Data Ethics, Graphic Design, Adobe Creative Cloud, Graphic and Visual Design Software, Prompt Engineering, Image Analysis, Artificial Intelligence, Creativity, Data Integrity
Mixed · Course · 1 - 4 Weeks

Indian Institute of Technology Guwahati
Skills you'll gain: Microsoft Copilot, Generative AI, GitHub, OpenAI, Software Development Tools, Computer Programming Tools, Microsoft Visual Studio, Artificial Intelligence and Machine Learning (AI/ML), Computer Programming, Innovation
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Data Warehousing, Database Design, Data Integration, Extract, Transform, Load, Data Modeling, Star Schema, Relational Databases, Snowflake Schema, Data Architecture, Business Intelligence, SQL, Pivot Tables And Charts, Data Mart, PostgreSQL, Data Transformation, Data Quality
Mixed · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Animation and Game Design, Computational Thinking, Programming Principles, Computer Programming, Storytelling, Solution Design, Program Development, Creativity, Event-Driven Programming, Coordination
Beginner · Course · 1 - 3 Months

Skills you'll gain: Technical Support, Technical Support and Services, Hardware Troubleshooting, Cloud Computing, Desktop Support, Cloud Services, Cybersecurity, System Support, End User Training and Support, Cloud Storage, Network Troubleshooting, Cloud Security, Computer Hardware, Customer Service, General Networking, Data Storage, Issue Tracking, Operating Systems
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: DevOps, CI/CD, Process Mapping, Culture Transformation, Continuous Improvement Process, Lean Methodologies, Risk Management, Process Improvement, Organizational Structure, Kanban Principles, Operational Efficiency, User Feedback, Systems Thinking
Intermediate · Course · 1 - 4 Weeks

New York University
Skills you'll gain: Infrastructure Security, Cyber Security Strategy, Mobile Security, Enterprise Security, Cyber Risk, Cyber Security Policies, Cybersecurity, Cloud Security, NIST 800-53, Hybrid Cloud Computing, Security Controls, Risk Management Framework, Blockchain, Internet Of Things, Cryptography, Data Integrity
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: JSON, jQuery, Javascript and jQuery, Ajax, Debugging, Web Development Tools, Event-Driven Programming, Javascript, PHP (Scripting Language), Object Oriented Programming (OOP), Data Import/Export, Web Applications
Intermediate · Course · 1 - 4 Weeks