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: Infrastructure as Code (IaC), AWS CloudFormation, CI/CD, Git (Version Control System), Jenkins, Ansible, Devops Tools, Version Control, Terraform, Docker (Software), Kubernetes, DevOps, Prometheus (Software), Cloud-Native Computing, Continuous Deployment, Containerization, Continuous Integration, Amazon Web Services, Grafana, Configuration Management
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Vulnerability Scanning, Cyber Security Assessment, Security Testing, Cybersecurity, Cyber Threat Intelligence, Cyber Threat Hunting, Cyber Operations, Cyber Security Strategy, Cyber Attacks, Exploitation techniques, Problem Solving
Intermediate · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Disaster Recovery, Mitigation, Public Safety and National Security, Risk Management Framework, Emergency Response, Geospatial Information and Technology, Policty Analysis, Research, and Development, Policy Development, Public Policies, Spatial Data Analysis, Social Studies, Systems Thinking, Governance, Case Studies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microservices, System Design and Implementation, Requirements Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: OpenShift, Kubernetes, Application Deployment, Cloud Applications, Scalability, Containerization, Cloud Management, Cloud Development, Development Environment, Cloud Deployment, Cloud Platforms, Enterprise Application Management, Cloud Computing, Configuration Management, Integrated Development Environments, Software Architecture, Debugging, Git (Version Control System)
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Month End Closing, Financial Accounting, Financial Reporting, Financial Statements, Ledgers (Accounting), Accounting, Income Statement, Accruals, Balance Sheet, Accrual Accounting, Accounting Records
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Intercultural Competence, Cultural Diversity, Cultural Sensitivity, English Language, Business Correspondence, Social Skills, Verbal Communication Skills, Business Communication, Professional Development, Business Writing, Oral Expression, Interviewing Skills, Language Learning, Oral Comprehension, Writing, Telephone Skills, Public Speaking, Language Competency, Communication, Interpersonal Communications
Intermediate · Specialization · 3 - 6 Months

University of Washington
Skills you'll gain: Responsive Web Design, Web Design, GitHub, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Version Control, User Experience Design, Usability, User Experience, Javascript, Web Content Accessibility Guidelines, Browser Compatibility, User Story, Web Design and Development, Front-End Web Development, GitHub Copilot, Mobile Development, Semantic Web, Git (Version Control System)
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Network Security, Remote Access Systems, Disaster Recovery, OSI Models, General Networking, Network Administration, Network Troubleshooting, Computer Networking, Network Architecture, Network Infrastructure, Networking Hardware, Network Monitoring, TCP/IP, Virtual Private Networks (VPN), Network Protocols, Cybersecurity, Computer Security, Data Centers, Virtualization, Authentications
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Mobile Development, React Native, Application Development, User Story, Mobile Development Tools, Flutter (Software), User Interface and User Experience (UI/UX) Design, User Interface (UI), Data Persistence, User Interface (UI) Design, Figma (Design Software), Application Deployment, Application Programming Interface (API), Software Development, GitHub, Git (Version Control System)
Advanced · Course · 1 - 3 Months

Alfaisal University | KLD
Skills you'll gain: Talent Management, Human Capital, People Management, Human Resources Management and Planning, People Development, Human Resource Strategy, Human Resources, Management Training And Development, Organizational Structure
Beginner · Course · 1 - 4 Weeks
Kennesaw State University
Skills you'll gain: Customer Retention, Trustworthiness, Loyalty Programs, Social Impact, Expectation Management, Brand Loyalty, Customer Advocacy, Corporate Sustainability, Customer Relationship Management, Customer Insights, Customer experience strategy (CX), Customer Engagement, Sustainable Development, Customer Analysis, Human Resource Strategy, Sustainable Business, Customer Relationship Building, Business Strategy, Business, Marketing
Beginner · Specialization · 1 - 3 Months