First aid courses can help you learn how to recognize common emergencies, understand basic response principles, and communicate effectively with trained professionals. You can build skills in identifying signs of illness or injury, assessing situations safely, and applying general preparedness concepts. Many courses introduce frameworks, scenario-based learning, and tools that support building confidence in responding to unexpected events.

Skills you'll gain: z/OS, Computer Architecture, Mainframe Computing, Systems Architecture, Programming Principles, Data Structures, Computer Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Application Deployment, Integrated Development Environments, Development Testing, Application Development, Web Applications, Javascript
Beginner · Guided Project · Less Than 2 Hours

Samsung
Skills you'll gain: Hardware Troubleshooting, Display Devices, Electrical Safety, Technical Support, System Support, Test Equipment, Quality Assurance
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ruby (Programming Language), Object Oriented Programming (OOP), Debugging, Development Environment, Integrated Development Environments, Computer Programming, Programming Principles, Apple Xcode, Software Installation, Microsoft Windows, Command-Line Interface
Beginner · Course · 1 - 3 Months

Skills you'll gain: Command-Line Interface, Unix Shell, Unix Commands, Unix, Linux, File Management, File Systems, File I/O, Systems Architecture, Computer Architecture
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Matplotlib, Plot (Graphics), Data Visualization Software, Jupyter, Interactive Data Visualization, Scatter Plots, Histogram, Box Plots, Animations, Python Programming
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Kubernetes, YAML, Docker (Software), Application Deployment, Containerization, Node.JS, Development Environment, Cloud Computing Architecture, Servers, Command-Line Interface, Scalability, System Monitoring
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Electric Power Systems, Safety Standards, Safety and Security, Emerging Technologies, Control Systems, Global Positioning Systems, Environmental Issue, Computer Vision, Artificial Intelligence, Algorithms
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Social Justice, Community Organizing, Social Sciences, Cultural Diversity, Public Policies, World History, Political Sciences, Advocacy, Governance, Media and Communications
Beginner · Course · 1 - 4 Weeks
Yonsei University
Skills you'll gain: Capital Budgeting, Financial Statement Analysis, Business Valuation, Strategic Decision-Making, Financial Analysis, Entrepreneurial Finance, Financial Management, Financial Modeling, Market Analysis, Competitive Analysis, Cash Flow Forecasting, Business Research, Business Analysis
Beginner · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Control Systems, Simulations, Mechanics, Angular, Engineering Analysis, Torque (Physics), Mathematical Modeling, Linear Algebra, Differential Equations, Calculus
Advanced · Course · 1 - 3 Months

Codio
Skills you'll gain: Go (Programming Language), Object Oriented Programming (OOP), Web Services, Web Frameworks, Debugging, Python Programming, Restful API, Dependency Analysis, Performance Tuning, Software Engineering
Beginner · Course · 1 - 4 Weeks