Operating system courses can help you learn process management, memory allocation, file systems, and user interfaces. You can build skills in troubleshooting system errors, optimizing performance, and implementing security protocols. Many courses introduce tools like Linux, Windows, and virtualization software, illustrating how these skills are applied in real-world environments.

National Taiwan University
Skills you'll gain: Operations Research, Mathematical Modeling, Process Optimization, Report Writing, Network Model, Applied Mathematics, Process Improvement and Optimization, Business Modeling, Industrial Engineering, Linear Algebra, Numerical Analysis, Operations Management, Applied Machine Learning, Resource Allocation, Case Studies, Engineering Calculations, Algorithms, Feasibility Studies, Project Design, Business Analytics
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Autism Spectrum Disorders, Mental and Behavioral Health Specialties, Communication Disorders, Neurology, School Psychology, Patient Evaluation, Disabilities, Special Education, Pediatrics, Child Development, Rehabilitation, Diagnostic Tests, Clinical Assessment, Mental Health, Individualized Education Programs (IEP), Occupational Therapy, Psychological Evaluations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Business Intelligence, Data-Driven Decision-Making, Data Mining, Business Analytics, Data Analysis, Data Management, Data Visualization, Data Warehousing, Data Wrangling, Extract, Transform, Load, Statistical Analysis, Data Visualization Software, Key Performance Indicators (KPIs)
Beginner · Course · 1 - 3 Months

Skills you'll gain: IT Service Management, Technical Support, Desktop Support, Service Level, Help Desk Support, Customer Service, System Support, End User Training and Support, Remote Access Systems, Issue Tracking, Technical Communication, Technical Documentation
Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: Electrophysiology, Neurology, Anatomy, Cell Biology, Molecular Biology, Physiology, Biology, Laboratory Techniques, Scientific Methods, Research
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Relational Databases, Database Management Systems, SQL, Database Design, Databases, Database Administration, MySQL, NoSQL, Query Languages
Beginner · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Business Planning, ISO 9000 Series, Strategic Marketing, Quality Management Systems, Marketing Planning, Marketing, Organizational Strategy, Governance, Financial Statements, Stakeholder Analysis, Financial Analysis, Corporate Strategy, Marketing Strategies, Operations Management, Organizational Structure, Working Capital, Market Research, Financial Data, Business Strategies, Market Analysis
Beginner · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Prompt Engineering, Responsive Web Design, Node.JS, Command-Line Interface, TypeScript, Unit Testing, SQL, HTML and CSS, Web Content Accessibility Guidelines, Typography, Cascading Style Sheets (CSS), Ajax, React.js, User Interface and User Experience (UI/UX) Design, Hypertext Markup Language (HTML), JavaScript Frameworks, JSON, Generative AI, Database Design, UI Components
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Data Security, Firewall, Cyber Attacks, Data Encryption Standard, Penetration Testing, Network Security, Information Assurance, Encryption, Risk Management Framework, Advanced Encryption Standard (AES), Intrusion Detection and Prevention, Application Security, Information Systems Security, Secure Coding, Security Controls, Exploitation techniques, Software Design Patterns
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Control Systems, Basic Electrical Systems, Electrical Systems, Power Electronics, Three-Phase, Torque (Physics), Electrical Equipment, Embedded Software, Electronics, Electrical Wiring, Electronic Hardware, Design Specifications, System Requirements, Laboratory Experience, Electronic Components
Build toward a degree
Intermediate · Course · 1 - 3 Months

MedCerts
Skills you'll gain: Conflict Management, Cultural Responsiveness, Patient Education And Counseling, Patient-centered Care, Professionalism, Professional Development, Time Management, Emotional Intelligence, Teamwork, Interpersonal Communications, Conscientiousness, Communication, Trustworthiness, Empathy, Ethical Standards And Conduct, Strong Work Ethic, Stress Management, Relationship Building
Beginner · Course · 1 - 3 Months

Fudan University
Skills you'll gain: Unity Engine, Game Design, Video Game Development, 3D Assets, Mobile Development, Intellectual Property, Cloud Deployment, Android (Operating System), User Interface (UI), Application Deployment, C# (Programming Language), Conceptual Design, Animation and Game Design, Cross Platform Development, System Design and Implementation, Computer Graphics, Visualization (Computer Graphics), Performance Tuning, Prototyping, Production Process
Beginner · Specialization · 3 - 6 Months