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: HR Tech, Performance Appraisal, Human Resources Software, People Analytics, Performance Management, Recruitment, Training and Development, Human Resources Management and Planning, Human Resource Management, Employee Retention, Human Resources Information System (HRIS), Compensation Management, Human Resources, Workforce Planning, Job Analysis, Recruitment Strategies, Talent Recruitment, Constructive Feedback, Talent Acquisition, Analytics
Beginner · Specialization · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Sales Prospecting, Prospecting and Qualification, Generative AI Agents, Sales, Sales Enablement, Sales Strategy, Customer Relationship Management (CRM) Software, Email Automation, Sales Process, Customer Relationship Management, Prioritization, Personalized Campaigns, AI Personalization, AI Enablement, Calendar Management, AI Workflows, AI Integrations, Business Ethics, Responsible AI, Artificial Intelligence
Beginner · Course · 3 - 6 Months

Skills you'll gain: Test Automation, Test Data, Test Execution Engine, Test Script Development, Test Case, Test Engineering, Software Testing, Debugging, Scalability, Test Planning, Application Frameworks, Maintainability, Automation, Code Reusability, Software Design Patterns, Configuration Management, Package and Software Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Banking, Banking Services, Working Capital, Cash Management, Commercial Banking, Deposit Accounts, Corporate Finance, Commercial Lending, Cash Flows, Market Liquidity, Lending and Underwriting, Corporate Strategy, Credit Risk, International Finance, Balance Sheet, Risk Mitigation, Accounts Receivable
★ 4.9 (9) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: File Management, Remote Access Systems, Public Key Infrastructure, Software-Defined Networking, Microsoft Windows, Windows Servers, Network Troubleshooting, Microsoft Servers, Virtual Private Networks (VPN), Hardening, Computer Networking, Virtual Networking, Key Management, Active Directory, Firewall, File Transfer Protocol (FTP), Network Administration, Server Administration, Systems Administration, Administration
Beginner · Course · 1 - 3 Months

Skills you'll gain: Management Training And Development, Team Leadership, Goal-Oriented, Employee Coaching, Performance Management, Constructive Feedback, People Development, Goal Setting, Performance Appraisal, Delegation Skills, Drive Engagement, Team Performance Management, Culture Transformation, Internal Communications, Relationship Management, Resource Management, Independent Thinking, AI Enablement, AI literacy, Communication
★ 4.8 (452) · Beginner · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Compensation Management, Compensation Strategy, Compensation and Benefits, Benefits Administration, Labor Compliance, Employee Retention, Employee Performance Management, Employee Engagement, Labor Law, Performance Management
★ 4.7 (1.9K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Technical Analysis, Financial Trading, Regression Analysis, Business Process Automation, Trend Analysis, Market Data, Predictive Modeling, Market Trend, Advanced Analytics, Securities Trading, Computational Logic, Automation, Data-Driven Decision-Making, Market Dynamics, Decision Intelligence, Financial Market, Workflow Management, Back-End Web Development, Data Visualization, Algorithms
Advanced · Course · 1 - 3 Months
National University of Singapore
Skills you'll gain: Surveys, Presentations, Survey Creation, Persuasive Communication, Trustworthiness, Cultural Diversity, Intercultural Competence, Verbal Communication Skills, Meeting Facilitation, Stakeholder Engagement, Interpersonal Communications, Business Writing, Communication Strategies, Public Speaking, Organizational Structure, Rapport Building, Communication, Cultural Responsiveness, Business Correspondence, Writing
★ 4.6 (835) · Intermediate · Specialization · 3 - 6 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Environmental Engineering, Environmental Resource Management, Pollution Prevention, Sustainable Development, Sustainable Systems, Sustainable Technologies, Environment and Resource Management, Environmental Issue, Governance, Environmental Regulations, Environmental Policy, Community Development, Cost Management, Case Studies
★ 4.8 (3.5K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Threat Detection, Penetration Testing, Exploit development, Cyber Threat Intelligence, Threat Management, Linux Administration, Incident Response, Vulnerability Scanning, Vulnerability Assessments, Cybersecurity, Vulnerability Management, Network Monitoring, Bash (Scripting Language), Cyber Security Assessment, Network Security, Anomaly Detection, Incident Management, AI Security, Information Systems Security, Network Analysis
★ 4.6 (194) · Intermediate · Professional Certificate · 3 - 6 Months

University of Toronto
Skills you'll gain: Mindfulness, Active Listening, Stress Management, Empowerment, Meditation & Breathwork, Biology, Physiology
★ 4.8 (453) · Beginner · Course · 1 - 4 Weeks