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.

The University of Edinburgh
Skills you'll gain: Research, Science and Research, Liberal Arts, General Science and Research, Scientific Methods, Physical Science, Physics, Research Methodologies
★ 4.7 (963) · Mixed · Course · 1 - 3 Months

Rice University
Skills you'll gain: Mechanics, Problem Solving, Physics, Graphing, Mathematical Modeling, Algebra, Calculus, Physical Science, Applied Mathematics, Mechanical Engineering, Trigonometry
★ 4.7 (209) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Loss Prevention, Security Testing, Network Security, Cryptography, Cyber Security Assessment, Security Controls, Cloud Security, Encryption, Data Security, Information Assurance, Identity and Access Management, Penetration Testing, Cloud Computing, Authorization (Computing), Authentications, User Provisioning, Information Privacy
★ 4.8 (18) · Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Artificial Intelligence, Machine Learning Methods, Artificial Intelligence and Machine Learning (AI/ML), Image Analysis, Reinforcement Learning, Computer Vision, Agentic systems, Machine Learning Algorithms, Machine Learning, Semantic Web, AI literacy, Natural Language Processing, Embedded Systems, Responsible AI, Data Ethics, Supervised Learning, Applied Machine Learning, Embedded Software, Algorithms, Ethical Standards And Conduct
★ 4.6 (323) · Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: LLM Application, Prompt Patterns, Large Language Modeling, Prompt Engineering, Generative AI, Token Optimization, Applied Machine Learning, Generative Model Architectures, Fine-tuning, Python Programming, Model Training, Open Source Technology, Model Optimization
★ 4.7 (19) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: jQuery, Javascript, Web Applications, Ajax, Front-End Web Development, Hypertext Markup Language (HTML)
★ 4.4 (20) · Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Windows PowerShell, MITRE ATT&CK Framework, Incident Response, Cyber Threat Intelligence, Cyber Threat Hunting, Key Management, Linux, Endpoint Security, Data Security, Threat Modeling, Computer Security Incident Management, Threat Detection, Network Security, Cryptography, Workflow Management, Operating System Administration, Linux Administration, File Systems, Cybersecurity, Vulnerability Assessments
★ 4.8 (1.2K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Remote Access Systems, Mobile Security, Technical Support and Services, Information Technology Operations, Technical Support, Responsible AI, Help Desk Support, Network Support, Operating System Administration, Hardening, Network Troubleshooting, Microsoft Windows, Scripting, Disaster Recovery, Computer Security Incident Management, Electrical Safety, Network Security, Network Routers, Security Management, Operating Systems
Intermediate · Course · 1 - 3 Months

Georgia Institute of Technology
Skills you'll gain: Mechanics, Mechanical Engineering, Engineering Analysis, Torque (Physics), Engineering Calculations, Engineering, Systems Engineering, Physics, Calculus, Applied Mathematics, Mathematical Modeling, Integral Calculus, Derivatives
★ 4.9 (748) · Mixed · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Science and Research, Writing, Research Design, Research Methodologies, Research, Experimentation, Scientific Methods, Data Collection, Research Reports, Writing and Editing, Case Studies, Academic Advising, Style Guides, Timelines
★ 4.8 (1.7K) · Beginner · Course · 1 - 3 Months

Rice University
Skills you'll gain: Growth Mindedness, Stress Management, Resilience, Mindfulness, Resourcefulness, Personal Development, Active Listening, Compassion, Meditation & Breathwork, Self-Awareness, Overcoming Obstacles, Mental Health, Mental Concentration, Communication, Personal Care, Emotional Intelligence, Social Impact, Relationship Building, Behavioral Health, Cognitive flexibility
★ 4.8 (1.2K) · Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Dashboard, Business Intelligence, Business Intelligence Software, Dashboard Creation, Tableau Software, Interactive Data Visualization, Business Reporting, Data Presentation, Data Visualization Software, Data Visualization, Stakeholder Communications, Performance Tuning, Interviewing Skills, Data Analysis, Presentations
★ 4.8 (1.4K) · Advanced · Course · 1 - 3 Months