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 California, Irvine
Skills you'll gain: Video Game Development, Branding, Organizational Structure, Organizational Strategy, Game Design, Competitive Analysis, Organizational Effectiveness, Organizational Leadership, Team Management, Product Support, Brand Strategy, Entrepreneurial Finance, Fundraising and Crowdsourcing, Driving engagement
★ 4.6 (214) · Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Zero Trust Network Access, Identity and Access Management, Multi-Factor Authentication, Role-Based Access Control (RBAC), Security Controls, NIST 800-53, Network Architecture, Open Web Application Security Project (OWASP), Cyber Security Policies, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Cyber Threat Intelligence, Network Planning And Design, Cloud Computing, Security Strategy, Cyber Operations, Network Monitoring, Public Key Infrastructure, Hybrid Cloud Computing, Virtual Private Networks (VPN), Linux
Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Chemistry, Taxonomy, Production Process, Biochemistry, Biology, Anatomy
★ 4.7 (29) · Beginner · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Prompt Patterns, LLM Application, Generative AI Agents, Make.com, Agentic Workflows, ChatGPT, AI Orchestration, AI Workflows, Generative AI, Agentic systems, AI Personalization, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Automation, Creativity, Machine Learning, Content Management, Digital Marketing
★ 4.4 (9) · Beginner · Course · 1 - 3 Months

Michigan State University
Skills you'll gain: 3D Modeling, 3D Assets, Video Game Development, Visualization (Computer Graphics), Computer Graphics, Autodesk Maya, Computer Graphic Techniques, Image Analysis, Design Research, Model Optimization, Baking
★ 4.8 (53) · Intermediate · Course · 1 - 3 Months

National Academy of Sports Medicine
Skills you'll gain: Nutritional Assessment, Meal Planning And Preparation, Nutrition and Diet, Nutrition Education, Pharmacology, Exercise Science, Critical Thinking, Sports Medicine, Pharmaceuticals, Contraindication, Food Quality Assurance And Control, Food and Beverage, Physiology, Decision Making, Health Promotion, Preventative Care, Regulatory Compliance, Science and Research, General Science and Research, Overcoming Obstacles
★ 4.8 (42) · Intermediate · Specialization · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Visio, Diagram Design, Automation, Business Process Automation, Visual Basic (Programming Language), Document Management, Performance Testing, Style Guides, Code Reusability, Maintainability, Scripting, Software Testing, Performance Tuning, Data Compilation, Design Elements And Principles
Advanced · Course · 1 - 3 Months

Skills you'll gain: JavaScript Frameworks, Vue.JS, Front-End Web Development, Application Frameworks, Responsive Web Design, React.js, Application Programming Interface (API), Angular, Web Development, Cascading Style Sheets (CSS), Javascript, Application Deployment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Troubleshooting, Customer Service, Network Troubleshooting, Customer Relationship Building, Computer Security Incident Management, Incident Response, Continuous Improvement Process, Customer Inquiries, Cybersecurity, Process Improvement, Client Services, Incident Management, Quality Improvement, Performance Metric, Operating Systems, Computer Hardware, Technical Support, Operating System Administration, Technical Support and Services, Digital Transformation
★ 4.5 (54) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Waste Minimization, Environmental Engineering, Sustainable Engineering, Civil Engineering, Environmental Regulations, Sustainable Technologies, Environmental Resource Management, Environmental Laws, Environmental Policy, Transportation Operations, Traffic Flow Optimization, Environmental Monitoring, Estimation, Internet Of Things, Emerging Technologies
★ 4.6 (16) · Intermediate · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Emotional Intelligence, Mindfulness, Composure, Personal Development, Self-Awareness, Overcoming Obstacles, Goal Setting, Stress Management, Resilience, Ancient History, World History, Critical Thinking
★ 4.9 (216) · Beginner · Course · 1 - 3 Months

Pontificia Universidad Católica del Perú
Skills you'll gain: Data Preprocessing, Business Analytics, Dimensionality Reduction, Data Processing, Analytics, Data Cleansing, Data Transformation, Anomaly Detection, Project Management Life Cycle, Databases, R (Software), R Programming, Data Analysis, Data Quality, Big Data, Supervised Learning
★ 4.3 (65) · Beginner · Course · 1 - 3 Months