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: Professional Networking, SAP Applications, Workforce Development, Company, Product, and Service Knowledge, Enterprise Resource Planning, Interviewing Skills, Goal Setting, Training Programs
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Hypertext Markup Language (HTML), Typography, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development Tools, Browser Compatibility, Application Deployment, Front-End Web Development, Web Development, Animations, Development Environment, UI Components, Usability, Javascript, Frontend Performance, Maintainability, User Interface (UI)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Engineering Analysis, Thermal Management, Mechanical Engineering, Simulations, Numerical Analysis, Engineering Calculations, Mathematical Modeling, Chemical Engineering, Scientific Visualization, Physics
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Model Evaluation, Model Deployment, Supervised Learning, Feature Engineering, Predictive Modeling, Data Processing, Data Manipulation, Predictive Analytics, MLOps (Machine Learning Operations), Classification Algorithms, Applied Machine Learning, Data Visualization, Design Thinking, Web Scraping, Machine Learning Algorithms, Flask (Web Framework), Data Visualization Software, Data Validation, Machine Learning, Python Programming
Intermediate · Specialization · 3 - 6 Months

Yonsei University
Skills you'll gain: Apache Spark, Big Data, SPSS, Analytics, Real Time Data, Apache Hadoop, Data Processing, Business Analytics, Statistical Analysis, Data Analysis Software, Business Strategy, Market Share, Distributed Computing, Scalability
Beginner · Course · 1 - 3 Months
LearnQuest
Skills you'll gain: Containerization, File I/O, Package and Software Management, Unified Modeling Language, Matplotlib, Software Testing, Docker (Software), Development Environment, Unit Testing, Test Automation, Continuous Integration, Data Manipulation, Pandas (Python Package), Scripting, Data Modeling, DevOps, Programming Principles, Python Programming, Data Structures, Computer Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Portfolio Management, Portfolio Risk, Financial Modeling, Correlation Analysis, Investment Management, Financial Analysis, Risk Modeling
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Financial Statement Analysis, Financial Analysis, Return On Investment, Profit and Loss (P&L) Management, Financial Modeling, Performance Metric, Accounting, Finance, Operating Expense, Investments
Intermediate · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Loans, Lending and Underwriting, Blockchain, Commercial Lending, General Lending, Derivatives, FinTech, Market Liquidity, Financial Trading, Securities (Finance), Digital Assets, Liquidation, Market Data, Transaction Processing, Asset Management, Arbitration, Portfolio Management, Risk Management
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Mechanical Engineering, Statistical Methods, Engineering, Physics, Probability Distribution, Physical Science, Chemistry, Calculus
Advanced · Course · 1 - 4 Weeks

EDHEC Business School
Skills you'll gain: Climate Change Mitigation, Energy and Utilities, Engineering, Systems Of Measurement, Environment, Mathematical Modeling, Sustainable Technologies, Environmental Engineering, Environmental Science, Physics, Economics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Respiration, Nursing Process, Cardiology, Patient Evaluation, Human Musculoskeletal System, Medical Terminology, Health Assessment, Vital Signs, Physiology, Health Care, Clinical Assessment, Psychosocial Assessments, Clinical Nutrition, Basic Nursing Skills, Public Health, Healthcare Industry Knowledge, Medical Surgical Nursing, Health Care Procedure and Regulation, Infection Control, Emergency Response
Beginner · Course · 1 - 4 Weeks