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.

Rice University
Skills you'll gain: Financial Statements, Financial Accounting, Cash Flows, Ledgers (Accounting), Accounting, Financial Reporting, General Accounting, Balance Sheet, Income Statement, Bookkeeping, Accounting Records, Accrual Accounting, Equities
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Stored Procedure, Star Schema, Microsoft SQL Servers, Database Design, Relational Databases, Data Integrity, Database Development, Data Integration, SQL, Transaction Processing, Power BI, Data Warehousing, Database Management, Transact-SQL, Data Maintenance, Databases, Query Languages, Database Architecture and Administration, Database Systems, Data Management
Beginner · Professional Certificate · 3 - 6 Months

University of London
Skills you'll gain: Cryptography, Application Security, Cybersecurity, Encryption, Vulnerability Assessments, Key Management, Public Key Cryptography Standards (PKCS), Authentications, Mobile Security, Data Integrity
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Engineering Calculations, Trigonometry, Engineering Analysis, Linear Algebra, Calculus, Differential Equations, Mathematical Modeling, Mathematical Theory & Analysis, Applied Mathematics, Algebra
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Rust (Programming Language), Serverless Computing, Command-Line Interface, Maintainability, Amazon Web Services, Linux Commands, Unix Commands, Application Deployment, Software Development Tools, Program Development, System Programming, Python Programming, Performance Tuning, Debugging, Software Testing
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Service Level, Software Engineering, Software Architecture, Data Architecture, Distributed Computing, Software Development, Microservices, Transaction Processing, Database Systems, Blockchain, Big Data, Data Structures, Test Driven Development (TDD), System Monitoring
Build toward a degree
Advanced · Course · 1 - 4 Weeks

IESE Business School
Skills you'll gain: Business Analytics, Business Analysis, Financial Analysis, Strategic Decision-Making, Business Strategy, Organizational Leadership, Analytical Skills, Data-Driven Decision-Making, Complex Problem Solving, Analysis, Market Share, Case Studies, Financial Statements, Marketing, Consumer Behaviour, Decision Making, Team Leadership, Balance Sheet, Working Capital, Branding
Mixed · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Data-Driven Decision-Making, Business Analytics, Operational Efficiency, Peer Review, Marketing Analytics, Marketing Strategies, Data Analysis, Marketing, Performance Measurement, Operations, Strategic Decision-Making, Analysis, Business Strategies, Digital Advertising, Presentations, Problem Management, Advertising
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Project Management Life Cycle, Risk Management, Project Risk Management, Stakeholder Management, Project Management, Risk Mitigation, Active Listening, Project Management Institute (PMI) Methodology, Systems Development Life Cycle, Risk Analysis, Communication, Project Management Software, Stakeholder Communications, Agile Methodology, Conflict Management, Project Documentation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Power Platform, Microsoft Power Automate/Flow, Power BI, Dashboard, No-Code Development, Data Visualization, Business Intelligence, Business Process Automation, Application Development, Data Integration, Performance Analysis, Application Design, Data Security, Generative AI Agents, Business Process, Microsoft Teams, Data Analysis Software, Database Management Systems, Data Modeling, Systems Integration
Beginner · Specialization · 1 - 3 Months

Meta
Skills you'll gain: Restful API, Django (Web Framework), API Design, Software Documentation, Application Programming Interface (API), Authentications, Authorization (Computing), Test Tools, Debugging, JSON, Performance Tuning, Data Validation, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Corporate Tax, Tax Compliance, Income Tax, Tax Management, Liquidation, Tax Laws, Tax, Corporate Accounting, Tax Planning, Mergers & Acquisitions, Capital Expenditure, Organizational Structure, Depreciation, Business Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months