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.

Johns Hopkins University
Skills you'll gain: Bioinformatics, Data Science, Molecular Biology, Data Analysis, Computer Science, Statistical Analysis, Computational Thinking, Biostatistics, Statistics, Software Engineering, Algorithms, Biology
Mixed · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Software Installation, Programming Principles, Other Programming Languages, Functional Design, Computer Programming, Ruby (Programming Language), Theoretical Computer Science, Software Design, Computational Thinking
Intermediate · Course · 1 - 3 Months
Duke University
Skills you'll gain: Neurology, Physiology, Anatomy, Cell Biology, Psychology, Pathology, Molecular Biology
Advanced · Course · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Containerization, Docker (Software), Application Deployment, Development Environment, Virtualization
Beginner · Course · 1 - 4 Weeks

UNSW Sydney (The University of New South Wales)
Skills you'll gain: Mechanics, Physics, Experimentation, Engineering Calculations, Applied Mathematics, Physical Science, Systems Of Measurement, Engineering Analysis, Mathematical Modeling, Estimation
Beginner · Course · 1 - 3 Months
University of London
Skills you'll gain: Data Preprocessing, Machine Learning, Artificial Intelligence, Model Evaluation, Data Analysis, Image Analysis, Data Collection, Classification Algorithms
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Experience Design, Responsive Web Design, Human Centered Design, Design, Design Thinking, Usability Testing, User Research, Prototyping, Generative AI, Ideation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI API, LLM Application, Vector Databases, Generative AI Agents, Tool Calling, Embeddings, Retrieval-Augmented Generation, Prompt Patterns, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Prompt Engineering, Agentic systems, Large Language Modeling, TypeScript, Responsible AI, Software Development, Real Time Data, Web Scraping, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

Yale University
Skills you'll gain: Goal Setting, Relationship Building, Critical Thinking
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Deployment, Software Development Life Cycle, Istio, Software Architecture, Node.JS, Application Deployment, Restful API, React Redux, Kubernetes, Database Design, CI/CD, Cloud-Native Computing, Responsive Web Design, NoSQL, OpenShift, Git (Version Control System), Ajax, Javascript, Azure DevOps, Engineering Software
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Medical Privacy, Pharmacology, Pharmacy, Pharmaceuticals, Basic Life Support (BLS) Certification, Healthcare Ethics, Health Care Procedure and Regulation, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Infectious Diseases, Health Care, Emergency Response, Public Health, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Università Bocconi
Skills you'll gain: Food and Beverage, Hospitality Management, Restaurant Management, Product Quality (QA/QC), Global Marketing, Market Dynamics, Business Strategy, Consumer Behaviour, Value Propositions, Competitive Analysis, Brand Management, Growth Strategies, Marketing
Mixed · Course · 1 - 3 Months