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.

University of Colorado System
Skills you'll gain: Vital Signs, Patient Evaluation, Airway Management, Trauma Care, Emergency and Intensive Care, Medical History Documentation, Patient Communication, Child Health, Childbirth, Automated External Defibrillator, Medical Terminology, Health Assessment, Maternal Health, Patient Advocacy, Basic Patient Care, Respiratory Care, Neurology, Medication Administration, Cardiology, Pharmacology
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Role-Based Access Control (RBAC), Application Performance Management, System Monitoring, Performance Tuning, Devops Tools, Site Reliability Engineering, Continuous Monitoring, Application Deployment, Transact-SQL, Transaction Processing, Enterprise Application Management, Incident Management, Anomaly Detection, Microservices, Performance Analysis, Containerization, Email Automation, Real Time Data, Analysis, Health Policy
Advanced · Course · 1 - 4 Weeks

CertNexus
Skills you'll gain: Threat Modeling, Cybersecurity, Cyber Threat Intelligence, Threat Management, Information Systems Security, Threat Detection, Security Management, Cyber Risk, Cyber Security Assessment, Risk Analysis, Computer Security, Risk Mitigation, Risk Management, Network Security, Information Assurance, Risk Management Framework, Enterprise Risk Management (ERM), Risk Appetite, Trend Analysis, Technical Documentation
Mixed · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Databases, Relational Databases, Data Integration, Database Management, Data Entry, SQL Server Integration Services (SSIS), Data Import/Export, Geographic Information Systems, Software Installation, Wealth Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Middleware, ASP.NET, .NET Framework, Restful API, Application Programming Interface (API), C# (Programming Language), API Design, Databases, Performance Tuning, Data Persistence, Web Development, Microservices, Scalability, Development Environment, Web Applications, Unit Testing, Data Validation, Web Analytics, Application Security
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Application Security, Incident Response, Intrusion Detection and Prevention, Network Security, Cybersecurity, Cyber Security Strategy, Cyber Attacks, Data Security, Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Management, Vulnerability Assessments, Multi-Factor Authentication, System Configuration, Scripting, Linux Commands, Bash (Scripting Language), Linux, Scripting Languages, Python Programming
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Interactive Data Visualization, Enterprise Application Management, Cloud Deployment, Business Metrics, Event Monitoring, Kubernetes, Continuous Monitoring, Docker (Software), Microservices, Problem Management, Distributed Computing, Anomaly Detection
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, LLM Application, Prompt Engineering, API Design, MLOps (Machine Learning Operations), Large Language Modeling, Performance Tuning, Microservices, Application Deployment, Kubernetes, Scalability, Site Reliability Engineering, DevOps, CI/CD, Docker (Software), Python Programming, Containerization, System Monitoring, Cloud Platforms, Security Controls
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: HTML and CSS, Responsive Web Design, Bootstrap (Front-End Framework), Web Design, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, Web Applications, User Interface (UI), UI Components, Web Development Tools
Beginner · Course · 1 - 4 Weeks

CertNexus
Skills you'll gain: Internet Of Things, Business Planning, Project Planning, Information Technology, Systems Development Life Cycle, Software Development Life Cycle, Technology Strategies, Business Solutions, Emerging Technologies, Cloud Computing, Technology Solutions, Business Strategy, Cybersecurity, Operations, Risk Management, Software Development, Operational Efficiency, Prototyping
Mixed · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Health Informatics, Medical Records, Health Information Management, Interoperability, Health Care, Electronic Medical Record System, Clinical Data Management, Internet Of Things, Emerging Technologies, Data Management, Unstructured Data, Data Integration, Data Modeling, Data Transformation, Scalability
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Newsletters, Email Marketing, Content Performance Analysis, Driving engagement, Digital Marketing, Campaign Management, Marketing Effectiveness, Marketing Materials, Business Metrics, Customer Engagement, Performance Metric, Content Creation, Key Performance Indicators (KPIs), Performance Measurement
Beginner · Course · 1 - 4 Weeks