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.

Skills you'll gain: IT Service Management, Information Technology Infrastructure Library, IT Management, Service Management, Business Relationship Management, Control Objectives for Information and Related Technology (COBIT), Service Level, Continuous Improvement Process, Process Design, Service Design, Stakeholder Engagement, Continuous Quality Improvement (CQI), Service Level Agreement, Operational Excellence, Organizational Strategy, Process Improvement, Organizational Development, Process Development, Organizational Change, Organizational Leadership
Intermediate · Course · 3 - 6 Months

Skills you'll gain: QuickBooks (Accounting Software), Ledgers (Accounting), Balancing (Ledger/Billing), General Ledger, Bookkeeping, Accounting Systems, Accounting and Finance Software, Accounting Software, Expense Management, Expense Reports, Cash Flow Forecasting, Ad Hoc Reporting, Budget Management, Accounting, Small Business Accounting, Reconciliation, Business Reporting, Business Software, Budgeting, Account Management
Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Claude Code, Prompt Patterns, Prompt Engineering, Anthropic Claude, Token Optimization, Multimodal Prompts, Version Control, AI Workflows, Generative AI Agents, Git (Version Control System), Generative AI, Software Quality Assurance, Software Development, Artificial Intelligence, Software Development Life Cycle, Software Architecture, Automation, Software Testing, Software Design, Software Development Methodologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Financial Modeling, Securities (Finance), Portfolio Risk, Business Valuation, Finance, Portfolio Management, Financial Analysis, Financial Market, Investment Management, Credit Risk, Capital Markets, Mortgage Loans, Market Dynamics, Cash Flows, Risk Analysis, Income Statement
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce, Data Management, Customer Relationship Management (CRM) Software, Systems Administration, Customer Relationship Management, Administration, Dashboard, Management Reporting, Business Reporting, Enterprise Application Management, User Provisioning, User Accounts, Business Software, Data Modeling, Workflow Management, Data Import/Export, Client Support, Role-Based Access Control (RBAC), Multi-Tenant Cloud Environments, Process Development
Beginner · Course · 3 - 6 Months

Rice University
Skills you'll gain: Medical Terminology, Pulmonology, Cardiology, Electronic Medical Record System, Medical Records, Endocrinology, Respiratory Care, Respiration, Hematology, Anatomy, Immunology, Diagnostic Tests
Beginner · Course · 1 - 3 Months

Skills you'll gain: Mainframe Computing, COBOL (Programming Language), Systems Development Life Cycle, Software Development Life Cycle, Mainframe Technologies, z/OS, Unit Testing, Systems Analysis, Job Control Language (JCL), IBM DB2, Systems Development, Agile Software Development, Debugging, Pseudocode, Program Development, Software Development Methodologies, Virtualization, Agile Methodology, Software Development, File I/O
Intermediate · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Issue Tracking, Business Reporting, Accountability, Document Management, Consolidation, Content Management Systems, Verification And Validation, Content Management
Intermediate · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Professional Networking, LinkedIn, Mentorship, Professional Development, Interviewing Skills, Trustworthiness, Social Media, Rapport Building, Relationship Building, Social Media Strategy, Social Media Content, Planning, Professionalism, Strategic Communication, Communication, Habit Formation, Market Opportunities, Leadership, Lifelong Learning, Goal Setting
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Internet Of Things, Embedded Software, Embedded Systems, Mobile Development, Android Development, Emerging Technologies, Cloud Services, Application Design, Wireless Networks, Hardware Architecture, Cloud Computing, Local Area Networks, General Networking, Network Protocols, Communication Systems, Computer Hardware
Beginner · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Budget Management, Budgeting, Financial Management, Operating Budget, Performance Management, Performance Measurement, Business Planning, Business Strategy, Strategic Planning, Variance Analysis, Cross-Functional Collaboration, Forecasting
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Model Deployment, Application Deployment, Model Optimization, Cloud Deployment, Fine-tuning, Containerization, Large Language Modeling, Docker (Software), Model Evaluation, API Design, Performance Tuning, Scalability, Memory Management
Advanced · Course · 1 - 4 Weeks