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.

LearnQuest
Skills you'll gain: Sales Management, Team Motivation, Employee Onboarding, Mediation, Conflict Management, Drive Engagement, Team Leadership, New Hire Orientations, Sales Process, Sales Training, Employee Coaching, Employee Performance Management, Virtual Teams, Telecommuting, Team Management, Intercultural Competence, Performance Management, Rapport Building, On-The-Job Training, Team Performance Management
Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Leadership Development, Management Training And Development, Leadership, Professional Development, People Development, People Management, Organizational Leadership, Behavioral Management, Personal Development, Cooperation, Diversity and Inclusion, Relationship Building, Self-Awareness
★ 4.7 (21) · Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Resource Allocation, Organizational Change, Business Leadership, Strategic Leadership, Business Transformation, AI Enablement, Organizational Strategy, Organizational Leadership, Culture Transformation, Resource Utilization, Organizational Development, Resource Management, Technology Strategies, Business Priorities, Strategic Decision-Making, Change Management, Resource Planning, Performance Measurement, Performance Metric
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Private Networks (VPN), Linux Servers, Ubuntu, Network Troubleshooting, Authentications, Linux Administration, Remote Access Systems, Cryptographic Protocols, Virtual Networking, Encryption, Network Security, Linux, Network Monitoring, Network Performance Management, Linux Commands, Interoperability, Key Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Blockchain, Development Environment, Test Tools, Unit Testing, Virtual Machines, Software Testing, Software Development Tools, Node.JS, Data Storage, Debugging, Software Configuration Management, Application Deployment, Cryptographic Protocols, Event-Driven Programming, Transaction Processing
Advanced · Course · 1 - 3 Months

Skills you'll gain: User Interface (UI), User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Web Design, Adobe XD, Usability, Wireframing, Figma (Design Software), UI Components, Responsive Web Design, Usability Testing, AI Workflows, Design Software, AI Integrations, Prototyping, Scalability
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Power Electronics, Electronic Components, Semiconductors, Electric Power Systems, Electrical Systems, Electrical Engineering, Plant Operations and Management, Electronics, Engineering, Scientific, and Technical Instruments, Electronics Engineering, System Monitoring, Energy and Utilities, Electrical Equipment, Safety Assurance, Manufacturing Processes, Design Specifications
★ 4.6 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Integration, API Testing, React.js, Containerization, Cloud Deployment, API Gateway, Software Documentation, Amazon Web Services, Front-End Web Development, Application Programming Interface (API), Software Testing, Middleware, Test Automation, Technical Documentation
Advanced · Course · 1 - 3 Months

Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Behavior-Driven Development, Apache Maven, API Testing, Test Script Development, Restful API, Test Automation, JSON, Scalability, Application Programming Interface (API), Test Case, Java Programming, Test Data, Authentications, Java
★ 5 (16) · Mixed · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Customer experience improvement, Amazon Web Services, Customer Communications Management, Service Level, Systems Integration, Security Awareness
★ 4.9 (8) · Beginner · 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: Dashboard, Conversion Funnel Analysis, Data Preprocessing, Apache Airflow, Star Schema, Data Storytelling, Extract, Transform, Load, Data Transformation, SQL, Data Pipelines, JSON, Apache Kafka, Data Warehousing, Data Modeling, Pandas (Python Package), Business Intelligence, Data Validation, Data Quality, Performance Improvement, Python Programming
Intermediate · Specialization · 3 - 6 Months