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.

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Apache Hadoop, Scala Programming, Distributed Computing, Big Data, Data Manipulation, Data Processing, Performance Tuning, Data Persistence, Data Transformation, SQL, Data Import/Export
★ 4.6 (2.6K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Income Statement, Business Valuation, Balance Sheet, Profit and Loss (P&L) Management, Financial Modeling, Financial Data, Working Capital, Equities, Operational Efficiency, Tax Management, Cash Flows, Corporate Finance, Finance, Tax, Investments, Peer Review
Mixed · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Software Design Patterns, Requirements Analysis, White-Box Testing, Systems Development Life Cycle, Software Architecture, Acceptance Testing, Software Development Methodologies, Unified Modeling Language, Software Development Life Cycle, Configuration Management, Software Quality Assurance, Debugging, Software Engineering, Software Testing, Object Oriented Design, Functional Requirement, Data Modeling, Systems Design, Project Management, Project Planning
★ 4.6 (655) · Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Cloud Deployment, Infrastructure As A Service (IaaS), Kubernetes, Model Deployment, Virtual Machines, Containerization, Network Performance Management, Distributed Computing, Model Training, Performance Tuning, Model Optimization, System Configuration, Network Administration, Capacity Management, Computer Hardware
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Ledgers (Accounting), Bookkeeping, Accounting Records, Accounting, Depreciation, Accruals, General Accounting, Accounting Software, Accounting Systems, Standard Accounting Practices, Accrual Accounting, Business Reporting, Financial Reporting, General Ledger, Financial Accounting, Technical Accounting, Accounts Receivable, Property Accounting, Fixed Asset, Data Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Training and Development, Training Programs, Employee Performance Management, Performance Management, Compensation Management, Performance Appraisal, Compensation and Benefits, Employee Training, Performance Review, Workforce Development, Benefits Administration, People Development, Employee Retention, Instructional Design, Change Management, Program Evaluation
Beginner · Course · 1 - 4 Weeks

Pontificia Universidad Católica de Chile
Skills you'll gain: Financial Statements, Financial Statement Analysis, Financial Acumen, Income Statement, Financial Analysis, Balance Sheet, Financial Reporting, Financial Data, Profit and Loss (P&L) Management, Capital Budgeting, Project Finance, Return On Investment, Financial Modeling, Investment Management, Capital Markets, Finance, Equities, Bankruptcies, Corporate Finance, Corporate Tax
★ 4.9 (776) · Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Data Import/Export, Data Cleansing, Data Preprocessing, Data Analysis, Data Quality, Human Resources Information System (HRIS), Data Ethics, Data Validation, Microsoft Excel, Data Integrity, Verification And Validation, AI Workflows, Relational Databases, Project Documentation
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Pre-Anesthetic Assessment, Patient Preparation, Anesthesiology, Surgery, Patient Evaluation, Perioperative Care, Operating Room (OR), Patient Education And Counseling, Informed Consent, Medical Devices
★ 4.8 (283) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: React Redux, React.js, Front-End Web Development, Frontend Performance, JavaScript Frameworks, Web Development Tools, Event-Driven Programming, Web Applications, Javascript, TypeScript, UI Components, Application Development, Cascading Style Sheets (CSS), User Interface (UI), Context Management, E-Commerce, Package and Software Management
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Transportation Operations, Governance, Technical Management, Systems Thinking, Emerging Technologies, Technology Strategies, Innovation, Infrastructure Architecture, Digital Transformation, Sustainable Development, Social Sciences, Public Affairs, Communication Systems
★ 4.7 (1.9K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: LinkedIn, Professional Networking, Blogs, Content Creation, Social Media Content, Drive Engagement, Professional Development, Driving engagement, Social Media, Content Marketing, Web Presence, Business Marketing, Customer Engagement, Social Media Marketing, Brand Awareness, Content Management, Digital Marketing Tools, Relationship Building, Thought Leadership, Brand Marketing
Mixed · Course · 1 - 4 Weeks