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: Data Modeling, Query Languages, Data Mapping, NoSQL, Event-Driven Programming, Relational Databases, Scalability, Performance Tuning, JSON
Mixed · Course · 1 - 4 Weeks

KodeKloud
Skills you'll gain: Package and Software Management, Command-Line Interface, Linux Commands, Linux, Linux Administration, Unix Commands, Data Storage, Operating Systems, Remote Access Systems, Operating System Administration, TCP/IP, File Management, Service Management, General Networking, DevOps, Network Security, User Accounts
Beginner · Course · 1 - 3 Months

MedCerts
Skills you'll gain: Medical Terminology, Patient-centered Care, Healthcare Ethics, Conflict Management, Patient Communication, Anatomy, Pathology, Informed Consent, Cultural Responsiveness, Basic Patient Care, Nursing Basics, Professionalism, Professional Development, Medical Records, Toileting, Verbal Communication Skills, Dignity in Care, Physiology, Cell Biology, Communication
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Apache Hive, Big Data, Database Design, Extensible Markup Language (XML), Databases, Apache Hadoop, Analytics, Social Media, Data Processing, Social Media Content, Data Management, Data Analysis, Data Integration, Data Transformation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Business Process Modeling, Stakeholder Engagement, Business Analysis, Cloud-Native Computing, Identity and Access Management, Data Migration, Software Architecture, Stakeholder Analysis, Extract, Transform, Load, Systems Design, Database Design, Systems Architecture, Stakeholder Management, Data Integration, Cybersecurity, Release Management, Enterprise Architecture, Project Management, Software Testing, Information Technology
Beginner · Professional Certificate · 3 - 6 Months

LearnKartS
Skills you'll gain: Responsive Web Design, AI Personalization, Web Analytics and SEO, HTML and CSS, Application Security, Cloud Hosting, Control Panels
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Biotechnology, Food and Beverage, Sustainable Technologies, Scalability, Manufacturing and Production, Sustainability Standards, Process Engineering, Product Development, Global Marketing, Chemical Engineering, Innovation, Market Trend, Market Analysis, Microbiology, Workforce Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Metadata Management, Extract, Transform, Load, Data Integration, Data Pipelines, Business Logic, Java, Data Import/Export, Data Transformation, Software Documentation, MySQL, Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, LLM Application, LangGraph, Large Language Modeling, Responsible AI, Generative AI, Agentic systems, Prompt Engineering, Generative AI Agents, Performance Tuning, Artificial Intelligence, Natural Language Processing, Cloud Development, Application Programming Interface (API), Python Programming, Application Performance Management, Scalability, Application Deployment, Data Processing, Pandas (Python Package)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Content Management Systems, Web Analytics and SEO, Web Design, Web Design and Development, Content Management, Search Engine Optimization, Web Analytics, Blogs, E-Commerce, Lead Generation
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Social Determinants Of Health, Community Health, Product Development, Health Systems, Health Disparities, Sustainable Business, Team Management, Health Equity, Lean Six Sigma, Performance Improvement, Process Improvement, Business Planning, Stakeholder Analysis, New Product Development, Innovation, Decision Making, Operations Management, Operations, Problem Solving, Leadership
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Responsible AI, Fraud detection, Accounting Software, ChatGPT, Data-Driven Decision-Making, Management Accounting, Tax Compliance, Accounting, Real Time Data, Auditing, Financial Analysis, Ethical Standards And Conduct, Tax, Artificial Intelligence, Practice Management, Financial Forecasting, Anomaly Detection, Predictive Analytics, Generative AI, Natural Language Processing
Beginner · Course · 3 - 6 Months