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.

Skills you'll gain: NoSQL, MongoDB, Database Development, Database Systems, Databases, Database Management Systems, Database Management, Database Software, Database Administration, Information Management, Apache Cassandra, Database Theory, Database Architecture and Administration, Distributed Computing, Query Languages, Data Modeling, IBM Cloud, Cloud Applications, Data Manipulation, JSON
Beginner · Course · 1 - 3 Months

Fortinet, Inc.
Skills you'll gain: Firewall, Network Support, Virtual Private Networks (VPN), Network Troubleshooting, Network Routing, Network Security, Routing Protocols, Intrusion Detection and Prevention, Authentications, Network Monitoring, Event Monitoring, Lightweight Directory Access Protocols, Technical Support and Services, Remote Access Systems, Network Administration, Security Engineering, Application Security, Cybersecurity, Computer Security, Cyber Security Strategy
Intermediate · Specialization · 3 - 6 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Big Data, Data-Driven Decision-Making, Data Processing, Data Storage Technologies, Data Infrastructure, Apache Hadoop, Analytics, Data Management, Data Analysis, Data Governance, Distributed Computing, Business Transformation, Economics, Policy, and Social Studies, Social Studies, Social Sciences, Social Impact
Beginner · Course · 1 - 3 Months

Icahn School of Medicine at Mount Sinai
Skills you'll gain: Speech Therapy, Communication Disorders, Speech Language Pathology, Patient Evaluation, Sensory Systems Analysis, Anatomy, Surgery, Perioperative Care, Chronic Diseases, Operating Room (OR), Acute Care, Diagnostic Tests, Patient Treatment, Medical Management, Physiology, Pathology, Clinical Assessment, Infectious Diseases, Clinical Practices, Pharmacotherapy
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Mobile Development, Mobile Development Tools, iOS Development, Other Mobile Programming Languages, Flutter (Software), Integrated Development Environments, Development Environment, Apple iOS, Android Studio, Computer Programming Tools, Application Development, Swift Programming, Test Tools, React Native, Apple Xcode, Application Frameworks, Web Applications, Cross Platform Development, Software Testing, Cloud Hosting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Instagram, Social Media Content, Content Creation, Social Media, Social Media Management, Driving engagement, Account Strategy, Web Presence, Growth Strategies, Brand Awareness, Account Management, Digital Design
Beginner · Guided Project · Less Than 2 Hours

University of California San Diego
Skills you'll gain: Version Control, Integrated Development Environments, GitHub, Git (Version Control System), Internet Of Things, Development Environment, Embedded Software, Software Development Tools, Software Versioning, Embedded Systems, Program Development, Prototyping, Linux, Linux Commands, Operating System Administration, Operating Systems, Ubuntu, Peripheral Devices, Android (Operating System), Open Source Technology
Mixed · Course · 1 - 3 Months

Technical University of Denmark (DTU)
Skills you'll gain: Biotechnology, Process Engineering, Chemical Engineering, Sterilization, Biological Engineering, Microbiology, Process Control, Cell Cultures, Production Process, Biochemistry, Scalability, Manufacturing Processes, Process Development, Molecular Biology, Cell Biology, Sterile Procedure, Equipment decontamination
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Mergers & Acquisitions, Financial Analysis, Financial Statement Analysis, Finance, Financial Statements, Financial Modeling, Return On Investment, Capital Budgeting, Corporate Finance, Balance Sheet, Business Valuation, Cash Flow Forecasting, Cash Flows, Financial Forecasting, Working Capital, Performance Measurement, Private Equity, Performance Analysis, Risk Management, Risk Analysis
Build toward a degree
Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Stress Management, Mental Health Diseases and Disorders, Mental Health, Mental Health Therapies, Psychological Evaluations, Behavioral Health, Clinical Psychology, Nutrition and Diet, Patient Evaluation, Culture, Cultural Sensitivity, Psychosocial Assessments, Chronic Diseases, Social Determinants Of Health, Health Promotion, Immunology, Crisis Intervention, Health Education, Science and Research, Patient Treatment
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Electrical Engineering, electromagnetics, Image Quality, Engineering Calculations, System Requirements, Simulation and Simulation Software, Design Software, Systems Design, System Design and Implementation, Graphical Tools, Applied Mathematics, Physics, Spatial Analysis
Build toward a degree
Advanced · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Empathy, Tenacity, Positivity, Growth Mindedness, Optimism, Stress Management, Smart Goals, Resilience, Compassion, Empathy & Emotional Intelligence, Goal Setting, Overcoming Obstacles, Emotional Intelligence, Empowerment, Time Management, Persistence, Adaptability, Self-Awareness, Recognizing Others, Personal Development
Beginner · Specialization · 3 - 6 Months