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.

Amazon
Skills you'll gain: Full-Stack Web Development, Restful API, Cloud Deployment, Front-End Web Development, HTML and CSS, Data Persistence, Application Programming Interface (API), Server Side, Java Platform Enterprise Edition (J2EE), Web Applications, Secure Coding, Amazon Elastic Compute Cloud, Back-End Web Development, Spring Boot, Model View Controller, Responsive Web Design, Javascript
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Software Documentation, Java Programming, Java, Computer Programming, Programming Principles, Computational Thinking, Computer Science
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, 3D Assets, Graphical Tools, Computer Graphics, Animation and Game Design, File Management, Content Management, User Interface (UI)
Beginner · Course · 3 - 6 Months

University of Colorado System
Skills you'll gain: Grant Writing, Grant Applications, Proposal Writing, Clinical Research Ethics, Healthcare Ethics, Medical Science and Research, Planning, Research Design, Growth Mindedness, Science and Research, Budgeting, Resilience, Constructive Feedback, Mentorship, Goal Setting, Collaboration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Bootstrap (Front-End Framework), Browser Compatibility, Responsive Web Design, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, UI Components, React.js, Web Applications, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: AWS Identity and Access Management (IAM), Identity and Access Management, Amazon Web Services, Cloud Computing, Cloud Security, Cloud Infrastructure, Cloud Technologies, Public Cloud, Amazon Elastic Compute Cloud, Solution Architecture, Scalability
Beginner · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Capital Markets, Financial Market, Investment Banking, Securities Trading, Investments, Market Liquidity, Private Equity, Sales, Financial Industry Regulatory Authorities, Business Acumen, Equities, Asset Management
Beginner · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: Business Communication, Entrepreneurship, Social Media Marketing, Search Engine Optimization, Web Design and Development, Marketing, Workflow Management, Business Planning, E-Commerce, Project Management, Business Strategy, Business Process, Branding, Customer Relationship Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, JSON, React.js, Jest (JavaScript Testing Framework), Hypertext Markup Language (HTML), Javascript, Bootstrap (Front-End Framework), Ajax, Web Design, Web Development Tools, Web Design and Development, Cascading Style Sheets (CSS), Web Components, UI Components, Web Development, Front-End Web Development, Mobile Development, JavaScript Frameworks, Test Case
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Environment, Environmental Monitoring, Physical Science, Hydrology, Environmental Science, Climate Change Adaptation, Geographic Information Systems, Social Studies, World History, Research
Beginner · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Risk Management, Derivatives, Risk Mitigation, Portfolio Risk, Business Risk Management, Financial Trading, International Finance, Market Research
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Cybersecurity, Cyber Security Strategy, Cyber Governance, Cyber Risk, Cyber Security Assessment, Security Strategy, Cyber Security Policies, Security Management, Security Awareness, Threat Modeling, Information Privacy, Infrastructure Security, Risk Management, Vulnerability Assessments
Beginner · Course · 1 - 3 Months