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.

SkillUp
Skills you'll gain: Computer Security Awareness Training, Security Awareness, Cybersecurity, Cyber Attacks, Cyber Threat Intelligence, Incident Response, Cyber Risk, Responsible AI, Data Ethics, Threat Management, Threat Detection, Malware Protection, Information Systems Security, Network Security, Security Controls, Data Security, Multi-Factor Authentication, AI Security, Personally Identifiable Information, Authentications
★ 4.9 (14) · Beginner · Course · 1 - 4 Weeks

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Team Collaboration, Collaboration, Performance Analysis, Sports Medicine, Nutrition and Diet, Athletic Training, Exercise Science, Injury Prevention, Coaching, Nutrition Education, Innovation, Automation, AI Personalization, Leadership, Teamwork, Performance Reporting, Technology Solutions, Data Management, Health Technology, Communication
Beginner · Specialization · 3 - 6 Months

Lund University
Skills you'll gain: Climate Change Programs, Climate Change Mitigation, Natural Resource Management, Climate Change Adaptation, Sustainable Development, Sustainable Systems, Energy and Utilities, Sustainable Design, Scientific Methods, Sustainable Technologies, Policty Analysis, Research, and Development, Transportation Operations, Environmental Policy, Governance
★ 5 (20) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Canva (Software), Infographics, Video Production, Photo/Video Production and Technology, Content Creation, Visual Design, Design, Video Editing, Graphic Design, Graphics Software, Digital Design, Graphic and Visual Design Software, Design Software
★ 4.6 (86) · Beginner · Guided Project · Less Than 2 Hours

Whizlabs
Skills you'll gain: Virtual Networking, Microsoft Azure, Network Troubleshooting, Virtual Private Networks (VPN), Network Architecture, Load Balancing, Network Administration, Virtual Machines, Security Controls, Network Security, Network Infrastructure, Network Monitoring, Scalability, Hybrid Cloud Computing, Endpoint Security, Distributed Denial-Of-Service (DDoS) Attacks
★ 4.1 (22) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, Network Security, IT Security Architecture, Package and Software Management, IT Infrastructure, Computer Networking, Information Systems Security, Systems Administration, Microsoft Windows, Technical Support and Services, Cybersecurity, OSI Models, Cloud Management, Technical Support, Desktop Support, Network Troubleshooting, Disaster Recovery, Operating Systems, Help Desk Support, TCP/IP
★ 4.9 (37) · Beginner · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Presentations, Business Writing, Marketing Collateral, Marketing Materials, Business Planning, Sales Presentations, Marketing Design, Business Strategy, Product Promotion, Entrepreneurship
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Lean Methodologies, Process Improvement, Quality Improvement, Lean Manufacturing, Lean Six Sigma, Process Improvement and Optimization, Statistical Process Controls, Continuous Improvement Process, Process Optimization, Six Sigma Methodology, Quality Control, Quality Monitoring, Employee Training, Operational Efficiency, Waste Minimization, Data-Driven Decision-Making, Training Programs
★ 4.5 (11) · Beginner · Course · 1 - 3 Months

Tecnológico de Monterrey
Skills you'll gain: Patient-centered Care, Clinical Leadership, Patient Safety, Healthcare Ethics, Patient Communication, Care Management, Medical Management, Clinical Practices, Preventative Care, Clinical Experience, Health Education, Continuous Quality Improvement (CQI), Health Disparities, Health Technology, Professionalism, Nutrition and Diet, Science and Research, Clinical Research, Medical Science and Research, Collaboration
★ 4.6 (75) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Motion Graphics, UI/UX Strategy, Animations, User Interface and User Experience (UI/UX) Design, Usability, User Experience, Interaction Design, User Experience Design, User Interface (UI), User Interface (UI) Design, Prototyping, UI Components, Interactive Design, Cascading Style Sheets (CSS), User Flows, Style Guides, Design Elements And Principles
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Internet Of Things, Robotics, Manufacturing Processes, Automation, Manufacturing and Production, Production Process, Manufacturing Standards, Robotic Process Automation, Innovation, Computer-Aided Design, Emerging Technologies, Digital Transformation, General Networking, Simulation and Simulation Software
★ 4.5 (8) · Intermediate · Course · 1 - 4 Weeks
Macquarie University
Skills you'll gain: Data Visualization, Microsoft Excel, Spreadsheet Software, Excel Formulas, Data Management, Computer Literacy, Productivity Software, Writing
★ 4.6 (25) · Beginner · Course · 1 - 3 Months