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: Blockchain, Secure Coding, Application Security, Security Engineering, Web Development Tools, Software Design Patterns, Exploit development, Web Applications, Application Development, Code Reusability, Authorization (Computing), Security Controls, Software Architecture, Object Oriented Programming (OOP), Transaction Processing, Scalability, Memory Management
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Project Schedules, Workflow Management, Sprint Planning, Agile Project Management, Scrum (Software Development), Project Management, Project Planning, Strategic Communication, Project Documentation, Communication Strategies, Agile Methodology, Stakeholder Communications, Process Improvement, Team Management, Risk Management, Change Management, Performance Management, Resource Management, Cross-Functional Collaboration, Data-Driven Decision-Making
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Provisioning, System Support, Network Troubleshooting, Network Administration, Network Support, Data Maintenance, Software Installation, System Configuration, Servers, Virtual Machines, Virtualization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Exploit development, Metasploit, Exploitation techniques, Penetration Testing, Database Management, Cryptography, Security Testing, Data Import/Export, Encryption, Brute-force attacks, Vulnerability Assessments, Cybersecurity, SQL, Command-Line Interface
Mixed · Course · 1 - 4 Weeks

University of Virginia Darden School Foundation
Skills you'll gain: Adaptability, Active Listening, Emotional Intelligence, Critical Thinking, Professional Development, Leadership Development, Personal Development, Team Collaboration, Collaboration, Team Building, Trustworthiness, Relationship Building, Self-Awareness, Willingness To Learn, Cognitive flexibility, Scientific Methods, Behavior Management, Mindfulness
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Analytics, Supplier Management, E-Commerce, Web Analytics and SEO, WordPress, No-Code Development, Search Engine Optimization, Order Fulfillment, Blogs, Web Development, Content Management Systems, Web Design and Development, Shipping and Receiving, Performance Analysis, Web Frameworks, Web Development Tools
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Computing Architecture, Cloud Solutions, Hybrid Cloud Computing, Cloud Infrastructure, Multi-Cloud, Cloud Computing, Solution Architecture, Infrastructure as Code (IaC), Cloud Deployment, Cloud Platforms, Cloud-Native Computing, Network Architecture, Containerization, Cloud Services, Software Architecture, CI/CD, Systems Architecture, Network Planning And Design, Routing Protocols, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Storage, Virtual Machines, Scalability, Virtualization and Virtual Machines, Windows Servers, Cloud Infrastructure, Google Cloud Platform, Capacity Management, Microsoft Servers, Remote Access Systems, Network Performance Management
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Accounting Software, Financial Reporting, Business Reporting, Accounting and Finance Software, Project Accounting, Bookkeeping, Standard Accounting Practices, Accounting Systems, Accounting, Small Business Accounting, Ledgers (Accounting), Balancing (Ledger/Billing), General Accounting, Software As A Service, Expense Management, Order Management, Billing, Billing & Invoicing, Invoicing, Product Automation
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Rmarkdown, Data Science, R (Software), GitHub, Version Control, Data Analysis, Big Data, R Programming, Software Versioning, General Science and Research, Git (Version Control System), Statistical Programming, Data Quality, Statistical Reporting, Development Environment
Mixed · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Infrastructure as Code (IaC), IT Automation, Command-Line Interface, Docker (Software), Software Installation, Automation, System Configuration, YAML, Configuration Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Grafana, Simulation and Simulation Software, Dashboard Creation, Machine Controls, Automation Engineering, Interactive Data Visualization, Real Time Data
Intermediate · Course · 1 - 3 Months