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.

Google Cloud
Skills you'll gain: Google Cloud Platform, Service Level, Technical Support and Services, Technical Support, Cloud Services, Technical Communication, Identity and Access Management, File Management, Incident Management, Personally Identifiable Information
Beginner · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Amazon CloudWatch, AWS Kinesis, Application Performance Management, System Monitoring, Cloud Applications, Performance Tuning, Real Time Data, Analytics, Amazon S3, Continuous Monitoring, Debugging, Anomaly Detection, Network Troubleshooting, Ad Hoc Analysis, Query Languages
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Marketing Analytics, Customer Engagement, Direct Marketing, Analysis, Customer Communications Management, Customer Relationship Management, User Accounts, Account Management
Beginner · Guided Project · Less Than 2 Hours
The Hong Kong University of Science and Technology
Skills you'll gain: Physics, Advanced Mathematics, Calculus, Differential Equations, Mechanics, Mathematical Modeling, Scientific Methods
Mixed · Course · 1 - 3 Months

Skills you'll gain: Continuous Integration, Web Development Tools, Application Deployment, React.js, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Vulnerability Scanning, Microsoft Azure, Vulnerability Assessments, Cloud Security, Continuous Monitoring, Key Management, System Monitoring, Security Controls, Security Information and Event Management (SIEM), Incident Response, Security Management, Hybrid Cloud Computing, Multi-Cloud, Incident Management, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Management, Cyber Security Assessment, Regulatory Requirements
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Databases, Web Applications, Application Frameworks
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Git (Version Control System), GitHub, GitLab, Version Control, Bitbucket, Software Development
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Workspace, Gmail, Gemini, Mobile Security, Scripting, Email Automation, Service Management, Document Management, Enterprise Application Management, System Configuration, Automation, Data Storage Technologies, Collaborative Software, Data Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PL/SQL, Oracle Databases, Stored Procedure, SQL, Data Persistence, Database Development, Database Management Systems, Web Services, Data Storage Technologies, Authorization (Computing), Debugging, File Management
Mixed · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Virtual Private Networks (VPN), Routing Protocols, Border Gateway Protocol, Open Shortest Path First (OSPF), Network Troubleshooting, Network Routers, Wide Area Networks, Network Routing, Network Monitoring, Command-Line Interface
Beginner · Course · 1 - 3 Months