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.

Duke University
Skills you'll gain: Bash (Scripting Language), Shell Script, Scripting, Unix Shell, Linux Commands, Command-Line Interface, Unix Commands, Business Logic, DevOps
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Workday (Software), Payroll Processing, Payroll, Payroll Systems, Payroll Administration, Benefits Administration, Human Resources Software, Business Reporting, Workforce Management, Business Process, Compensation and Benefits, Organizational Structure, Data Maintenance, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unix Commands, Unix, Unix Shell, Remote Access Systems, Scripting, Systems Administration, Operating System Administration, Command-Line Interface, IT Automation, Linux, User Accounts, File Management, File Systems, Role-Based Access Control (RBAC), File Transfer Protocol (FTP)
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Data Centers, Ansible, Open Shortest Path First (OSPF), Network Switches, Computing Platforms, Virtual Networking, Virtual Local Area Network (VLAN), Network Infrastructure, Network Engineering, Border Gateway Protocol, Infrastructure Security, Network Monitoring, Data Storage Technologies, Automation, Event Monitoring, Configuration Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: CI/CD, ASP.NET, Continuous Deployment, Application Deployment, Cloud Deployment, Restful API, Middleware, Continuous Integration, Software Testing, .NET Framework, Responsive Web Design, API Design, Data Migration, Azure DevOps, Configuration Management, Data Validation, HTML and CSS, Database Application, C# (Programming Language), Web Applications
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Power BI, Data Modeling, Data Analysis Expressions (DAX), Data Transformation, Data Manipulation, Data Processing, Big Data, Interactive Data Visualization, Business Intelligence, Data Visualization Software, Data Integration, Time Series Analysis and Forecasting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Swift Programming, Apple Xcode, Apple iOS, iOS Development, Apple software proficiency, Application Development, Cross Platform Development, Mobile Development, UI Components, Mobile Development Tools, Animations, Object Oriented Programming (OOP), Programming Principles, Data Storage, Cloud Storage, Application Deployment, Responsive Web Design, User Interface (UI), Development Environment, Integrated Development Environments
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Algebra, Graphing, Advanced Mathematics, Logical Reasoning, General Mathematics, Mathematical Theory & Analysis, Applied Mathematics, Mathematical Modeling, Visualization (Computer Graphics), Correlation Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, 3D Assets, AI Workflows, Development Environment, Programming Principles
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Expense Management, Microsoft Power Platform, No-Code Development, Microsoft 365, Microsoft Excel, UI/UX Strategy, Application Development
Beginner · Guided Project · Less Than 2 Hours

University of Washington
Skills you'll gain: Web Content Accessibility Guidelines, Browser Compatibility, User Story, HTML and CSS, GitHub, Microsoft Copilot, Web Development, Web Design and Development, Web Design, Application Deployment, Responsive Web Design, Git (Version Control System), AI Workflows, Front-End Web Development, Development Testing, Debugging, User Requirements Documents, Functional Requirement, Semantic Web
Beginner · Course · 1 - 4 Weeks