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.

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Human Computer Interaction, Web Content Accessibility Guidelines, Human Factors, User Interface (UI), Usability, Interaction Design, Prototyping, User Interface and User Experience (UI/UX) Design, User Experience Design, User Experience, Human Centered Design, User Centered Design, User Interface (UI) Design, Responsive Web Design, Design Thinking, Usability Testing, Mockups, User Research, Wireframing, Information Architecture
Intermediate · Course · 1 - 3 Months
Skills you'll gain: LLM Application, Data Preprocessing, Large Language Modeling, Data Import/Export, Artificial Intelligence and Machine Learning (AI/ML), Data Integration, Applied Machine Learning, Data Capture, Data Quality, Exploratory Data Analysis, Natural Language Processing, Classification Algorithms, Data Management
★ 4.7 (10) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: Service Recovery, De-escalation Techniques, Greeting Customers, Customer Complaint Resolution, Customer Service, Conflict Management, Guest Relations, Hospitality Services, Hospitality and Food Services, Hospitality, Professionalism, Teamwork, Coordination, Customer experience improvement, Collaboration, Verbal Communication Skills, Communication, Empathy, Active Listening
★ 5 (7) · Mixed · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Rapport Building, Companionship, Relationship Building, Relationship Management, Team Building, Constructive Feedback, Friendliness, Collaboration, Professional Networking, Trustworthiness, Growth Mindedness, Communication Strategies
★ 4.5 (8) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Legal Technology, Legal Writing, Design Thinking, Client Services, Design, User Experience Design, Human Centered Design, Graphic and Visual Design, AI literacy, Cross-Functional Collaboration
★ 4.9 (7) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Meta Ads Manager, Conversion Funnel Analysis, Marketing Budgets, Target Audience, Campaign Management, Facebook, Google Ads, Online Advertising, Instagram, Performance marketing, Digital Advertising, Paid media, Advertising Campaigns, E-Commerce, Advertising, Budget Management, Social Media Campaigns, Account Management, Apple iOS
Beginner · Course · 1 - 3 Months

JetBrains
Skills you'll gain: Application Development, Application Deployment, Generative AI Agents, Large Language Modeling, Software Development Tools, LLM Application, AI literacy, IntelliJ IDEA, Agentic Workflows, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Integrated Development Environments, Agentic systems, Code Review, Software Development, Software Development Life Cycle
★ 3.3 (9) · Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Data Quality, Data Integrity, Data Validation, Data Collection, Data Processing, Data Strategy, Data Preprocessing, Data Analysis, Verification And Validation, Data Access, Design Strategies
★ 5 (8) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Java Programming, Java, Computer Programming, Record Keeping
★ 4.3 (6) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, LLM Application, OpenAI API, Token Optimization, OpenAI, Anthropic Claude, Authentications, Large Language Modeling, Command-Line Interface, Key Management, Development Environment, Application Programming Interface (API), Python Programming, Virtual Environment
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Typography, Cascading Style Sheets (CSS), UI Components, Web Design, User Interface (UI), Interactive Design, User Interface (UI) Design, Web Design and Development, User Interface and User Experience (UI/UX) Design, Browser Compatibility, Usability, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Front-End Web Development, Animations, Code Reusability, Web Development, Web Development Tools
★ 4.3 (10) · Intermediate · Specialization · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Selling Techniques, Product Promotion, Sales Strategy, Search Engine Optimization, Social Media Campaigns, Content Optimization, Social Media Marketing, Product Knowledge, Pay Per Click Advertising, Advertising Campaigns, Product Planning, Online Advertising, Advertising, Product Marketing, AI Personalization, Keyword Research, Shared Media, E-Commerce, Digital Advertising, Promotional Strategies
Mixed · Course · 1 - 3 Months