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.

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, Web Development Tools, HTML and CSS, Front-End Web Development, Javascript, Bootstrap (Front-End Framework), React.js, UI Components, Back-End Web Development, Semantic Web
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Backlogs, Sprint Planning, Prioritization, Scope Management, Agile Project Management, Agile Methodology, Scheduling, Capacity Management, Project Management, Workflow Management, User Story, Team Management, Timelines
Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: No-Code Development, Application Development, User Experience, User Interface (UI), Data Modeling, Sprint Retrospectives, Platform As A Service (PaaS), Service Recovery, Digital Transformation, Application Design, Drive Engagement, Technology Solutions, User Feedback, Cloud-Based Integration, Application Deployment, Customer Engagement, Product Lifecycle Management, Product Management, System Implementation, Systems Integration
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Promotional Materials, Marketing Materials, Design Software, Presentations, Advertising, Design, Graphic Design, Marketing, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Node.JS, Responsive Web Design, JSON, jQuery, Restful API, HTML and CSS, Bootstrap (Front-End Framework), API Design, GitHub, Git (Version Control System), Postman API Platform, Web Design, Hypertext Markup Language (HTML), MongoDB, Back-End Web Development, Full-Stack Web Development, Cascading Style Sheets (CSS), Web Design and Development, Scripting, Browser Compatibility
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Jenkins, Artifactory, Apache Maven, CI/CD, DevOps, Build Tools, Software Configuration Management, Java, GitHub, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Accounts, Linux, Linux Administration, Shell Script, Linux Commands, Command-Line Interface, Operating System Administration, System Monitoring, Unix Commands, File Systems, Unix, File Management, Software Installation, Virtual Machines, System Configuration, Operating Systems, Network Troubleshooting
Beginner · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Financial Market, Portfolio Management, Investments, Equities, Portfolio Risk, Market Liquidity, Capital Markets, Finance, Risk Analysis, Economics, Probability Distribution, Decision Making
Intermediate · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization Software, Data Visualization, Tableau Software, Presentations, Interactive Data Visualization, Verbal Communication Skills, Data Analysis, Pivot Tables And Charts, Scatter Plots, Stakeholder Communications, Spatial Analysis, Trend Analysis
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Presentations, Stakeholder Management, Data Visualization, Persuasive Communication, Stakeholder Communications, Stakeholder Analysis, Data Storytelling, Verbal Communication Skills, Communication, Storytelling, Public Speaking, Community Outreach, Strategic Communication, Project Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Large Language Modeling, Retrieval-Augmented Generation, LLM Application, Embeddings, Agentic systems, Application Development, Data Pipelines, Data Integration, Development Environment
Intermediate · Course · 1 - 4 Weeks

ISC2
Skills you'll gain: Cloud Computing Architecture, Cloud Computing, Cloud Services, Resource Allocation, Cloud Security, Infrastructure As A Service (IaaS), Cloud Deployment, Virtualization, Containerization, Software As A Service, Platform As A Service (PaaS), Brokerage, Scalability
Intermediate · Course · 1 - 3 Months