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.

DeepLearning.AI
Skills you'll gain: Model Deployment, Federated Learning, Tensorflow, Transfer Learning, Model Training, MLOps (Machine Learning Operations), Model Evaluation, Fine-tuning, Machine Learning, Information Privacy, Embeddings
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: UI/UX Research, User Research, Design Research, User Experience Design, User Experience, User Centered Design, Persona (User Experience), User Interface and User Experience (UI/UX) Design, Ideation, User Interface (UI), UI/UX Strategy, Qualitative Research, User Interface (UI) Design, Surveys, User Story, Data Collection, Persona Development, Data Analysis, Interviewing Skills, People Analytics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Development, HTML and CSS, Web Design and Development, Javascript, Web Applications, Web Presence, Front-End Web Development, Web Content, Responsive Web Design, Web Design
Intermediate · Guided Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Public Health
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Responsive Web Design, Usability, Object Oriented Design, Version Control, User Experience Design, Design Thinking, User Centered Design, Web Design and Development, Web Content Accessibility Guidelines, .NET Framework, Microsoft Visual Studio, Authorization (Computing), AI Integrations, Application Security, Computational Thinking, User Interface (UI) Design, Web Components, Pseudocode, Microsoft Development Tools, Javascript
Beginner · Professional Certificate · 3 - 6 Months
Stanford Online
Skills you'll gain: Bayesian Network, Machine Learning Methods, Statistical Inference, Markov Model, Statistical Machine Learning, Graph Theory, Sampling (Statistics), Applied Machine Learning, Statistical Methods, Probability & Statistics, Algorithms, Probability Distribution, Machine Learning Algorithms
Advanced · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Computational Thinking, File I/O, Data Collection, Simulations, Data Analysis, Microsoft Visual Studio, C (Programming Language), Analysis, C and C++, Statistical Analysis, Data Presentation, Automation, Program Development, Algorithms, Microsoft Development Tools, Programming Principles, Integrated Development Environments, Computer Programming, Theoretical Computer Science, Code Reusability
Beginner · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Childhood Education and Development, Education Software and Technology, Education and Training, Human Learning, Child Development, School Psychology, Pedagogy, Human Development, Higher Education, Psychological Evaluations, Learning Theory, Psychology, Applied Behavior Analysis, Social Sciences
Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Wireless Networks, Telecommunications, Mobile Development, Apple iOS, Display Devices, Business Planning, iOS Development, Product Planning, Android (Operating System), Company, Product, and Service Knowledge, Communication Systems, Business Strategy, Business Strategies, Network Analysis, Network Performance Management, Emerging Technologies, Operating Systems, Knowledge of Apple Hardware, System Software, Market Intelligence
Beginner · Course · 1 - 3 Months

Keller Williams
Skills you'll gain: Lead Generation, Real Estate, Real Estate Sales, Property and Real Estate, Customer Relationship Building, Database Management, Real Estate Transactions, Prospecting and Qualification, Sales Prospecting, Relationship Building, Prioritization, Goal Setting, Market Data, Market Analysis, Market Trend, Compensation Management
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Loans, FinTech, General Lending, Key Management, Cryptography, Cryptographic Protocols, Digital Assets, Market Liquidity, Financial Trading, Finance, Transaction Processing, Public Key Infrastructure, Asset Protection, Supply Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Occupational Safety and Health Administration (OSHA), Safety Training, Occupational Health, Corrective and Preventive Action (CAPA), Hazard Communication (HazCom), Safety Standards, Environment Health And Safety, Accident Prevention, Health And Safety Standards, Regulatory Compliance, Risk Analysis
Beginner · Course · 1 - 4 Weeks