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.

Coursera
Skills you'll gain: Digital Marketing, Search Engine Optimization, Keyword Research, ChatGPT, Content Development and Management, Web Content, Content Performance Analysis, Technical Writing, JSON
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Building Services Engineering, HVAC, Thermal Management, Building Design, Energy and Utilities, Electrical Systems, Architectural Engineering, Climate Change Mitigation, Electric Power Systems, Construction, Sustainable Technologies, Control Systems
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Content Performance Analysis, Content Marketing, Content Strategy, Marketing Effectiveness, Strategic Prioritization, Target Audience, Marketing Planning, Content Creation, Prioritization, Persona Development, Performance Measurement, Data-Driven Decision-Making, Web Analytics, Key Performance Indicators (KPIs), Spreadsheet Software
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Pivot Tables And Charts, Microsoft Excel, Spreadsheet Software, Business Intelligence, Data Analysis, Data Presentation, Business Analytics, Microsoft Office, Microsoft 365, Data Wrangling, Data Visualization, Productivity Software
Mixed · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Probability & Statistics, Analytical Skills, Exploratory Data Analysis, Estimation, Logistic Regression
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Browser Compatibility, Performance Testing, Security Testing, Integration Testing, System Testing, API Testing, Development Environment, Software Testing, User Acceptance Testing (UAT), Acceptance Testing, Test Tools, Application Security, Test Automation, Responsive Web Design, Vulnerability Scanning, Web Applications, Docker (Software), User Interface (UI), Python Programming
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Access, Database Management, Excel Macros, Microsoft 365, Database Development, Database Administration, Database Architecture and Administration, Data Maintenance, Microsoft Windows, Database Software, Databases, Relational Databases, Query Languages, Database Design, Data Entry, Microsoft Office, Data Presentation, Productivity Software, Scripting, User Interface (UI)
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Presentation, Analytical Skills, Dashboard, Tableau Software, Data Visualization Software, Interactive Data Visualization, Data Analysis, Analytics, Exploratory Data Analysis, Data Transformation, Data Preprocessing
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Data Modeling, Data Analysis, Microsoft Excel, Interactive Data Visualization, Advanced Analytics, Business Intelligence, Data Analysis Software, Statistical Analysis, Time Series Analysis and Forecasting, Microsoft PowerPoint, Microsoft 365, Microsoft Office, Query Languages
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: jQuery, Javascript and jQuery, Responsive Web Design, HTML and CSS, Web Design and Development, Software Testing, Front-End Web Development, User Interface (UI) Design, Web Development Tools, Event-Driven Programming, Web Development, Hypertext Markup Language (HTML), Usability, Maintainability
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Android Studio, Android Jetpack, Kotlin, Android Development, Android (Operating System), Responsive Web Design, Mobile Development, UI Components, Unit Testing, Gradle, User Interface (UI) Design, Application Development, User Interface (UI), Integrated Development Environments, Object Oriented Programming (OOP), Development Environment, Programming Principles, Test Driven Development (TDD), Wireframing, Prototyping
Beginner · Specialization · 3 - 6 Months

Alex Genadinik
Skills you'll gain: No-Code Development, Vibe coding, Application Deployment, Web Design and Development, AI Enablement, Cloud Hosting, Prompt Engineering, Creative Design
Mixed · Course · 1 - 3 Months