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.

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

Edureka
Skills you'll gain: OpenAI, LLM Application, Generative AI Agents, Agentic systems, LangGraph, Artificial Intelligence and Machine Learning (AI/ML), Application Deployment, Tool Calling, ChatGPT, Artificial Intelligence, Cloud API, API Gateway, Cloud Development, Generative AI, Prompt Engineering, Application Programming Interface (API), Responsible AI, CI/CD, System Monitoring, User Interface (UI)
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Semiconductors, Electronic Components, Power Electronics, Electrical Engineering, Materials science, Electronics Engineering, Electronics, Physics, Mathematical Modeling, Applied Mathematics, Engineering Calculations
Build toward a degree
Advanced · Specialization · 1 - 3 Months

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: 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: SQL, Relational Databases, Microsoft SQL Servers, MySQL, Query Languages, Database Systems, Databases, Database Management, Stored Procedure, IBM DB2, Data Manipulation, Data Analysis, Transaction Processing
Beginner · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Professional Networking, Intercultural Competence, Teamwork, LinkedIn, Intellectual Property, Collaboration, Professional Development, Communication, Productivity, Cultural Responsiveness, Accountability, Conflict Management, Self-Awareness, Personal Development, Interviewing Skills, Data Management, Planning, Resilience
Beginner · Course · 1 - 3 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

Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Management, Artificial Intelligence and Machine Learning (AI/ML), Infrastructure Architecture, MLOps (Machine Learning Operations), Application Deployment, Data Processing, Data Cleansing, Artificial Intelligence, Data Security, Application Frameworks, PyTorch (Machine Learning Library), Machine Learning, Tensorflow, Applied Machine Learning, Data Pipelines, Scalability
Intermediate · Course · 1 - 3 Months