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: Financial Modeling, Business Valuation, Revenue Forecasting, Working Capital, Cash Flows, Financial Statement Analysis, Financial Analysis, Financial Data, Financial Forecasting, Business Modeling, Balance Sheet, Capital Expenditure, Corporate Finance, Cash Flow Forecasting, Income Statement
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Public Key Infrastructure, Cryptography, Encryption, Data Security, Cryptographic Protocols, Data Integrity, Information Systems Security, Key Management, Network Security, Information Privacy, Authentications, Digital Communications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Ubuntu, Linux Servers, WordPress, Linux Administration, Remote Access Systems, Linux, Linux Commands, Nginx, Servers, Web Servers, Software Installation, Systems Administration, Virtual Machines, Web Development, MySQL, PHP (Scripting Language)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Financial Statements, Financial Statement Analysis, Business Planning, Income Statement, Balance Sheet, Financial Analysis, Business Metrics, Business Acumen, General Finance, Cash Flows
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Agile Project Management, Sprint Planning, Agile Product Development, Agile Methodology, Sprint Retrospectives, Team Management, Project Management Institute (PMI) Methodology, Team Building, Scalability, Conflict Management, Team Leadership, Backlogs, Prioritization, Kanban Principles, Continuous Improvement Process, Risk Management
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Application Performance Management, Kubernetes, Network Monitoring, Identity and Access Management, System Monitoring, Network Performance Management, Cloud Applications, Cloud Services, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, User Interface (UI), Visualization (Computer Graphics), User Interface and User Experience (UI/UX) Design, Computer Graphics, Color Theory, Computer Graphic Techniques, Virtual Environment, Geospatial Mapping, C# (Programming Language), Data Structures, Computational Logic
Mixed · Course · 1 - 3 Months

Skills you'll gain: Target Audience, Verbal Communication Skills, Crisis Management, Brand Strategy, Brand Awareness, Communication, Trustworthiness, Branding, Public Speaking, Brand Management, Storytelling, Professional Development, Personal Attributes, Social Media Content, Technology Strategies, Digital Media Strategy
Beginner · Course · 1 - 3 Months

New York Institute of Finance
Skills you'll gain: Supply Chain Management, Supplier Management, Supplier Relationship Management, Cash Management, Procurement, Customer Analysis, Finance, Credit Risk, Working Capital, Financial Analysis, Technology Solutions
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Jenkins, CI/CD, Docker (Software), GitLab, Devops Tools, Continuous Delivery, Containerization, Git (Version Control System), Continuous Deployment, GitHub, Code Review
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Integration Testing, Command-Line Interface, Application Deployment, Dependency Analysis, Data Migration
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Penetration Testing, Security Testing, Cybersecurity, Network Security, Brute-force attacks, TCP/IP, Network Monitoring, Vulnerability Assessments, Servers, Network Analysis, Network Protocols
Intermediate · Course · 1 - 3 Months