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: Applied Mathematics, Calculus, Numerical Analysis, Machine Learning Algorithms, Machine Learning, Python Programming, Artificial Neural Networks, Deep Learning, Visualization (Computer Graphics), Derivatives
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: User Feedback, Functional Testing, Root Cause Analysis, UI/UX Research, Experience Design, User Experience, Problem Management, User Interface (UI) Design, Integration Testing, Application Development, Network Troubleshooting, Investigation
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Identity and Access Management, Cloud Security, Google Cloud Platform, Security Controls, Cloud Computing, Virtual Networking, Firewall, Network Security, Data Access, Role-Based Access Control (RBAC), Authorization (Computing), Single Sign-On (SSO), Authentications, Public Cloud, Load Balancing
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: GitHub, Unix, Git (Version Control System), Unix Commands, Version Control, Bash (Scripting Language), Ubuntu, Command-Line Interface, Cloud Computing, Shell Script, Linux, Mac OS, Scripting, Scripting Languages, Programming Principles, File Management
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Income Statement, Financial Statement Analysis, Financial Statements, Financial Analysis, Accounting, Cash Flows, Financial Reporting, Balance Sheet, Business Metrics
Beginner · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Data Analysis Software, Spatial Data Analysis, Image Analysis, Scientific Visualization, Science and Research, Physics, Physical Science, General Science and Research, Scientific Methods, Estimation, Applied Mathematics, Engineering, Scientific, and Technical Instruments
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Dashboard, Issue Tracking, Data Visualization, Microsoft Excel, Project Management Software, Project Schedules, Key Performance Indicators (KPIs), Agile Project Management, Project Management, Workflow Management, Analysis, Data Management
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Blogs, Pay Per Click Advertising, Search Engine Optimization, Social Media Marketing, Product Promotion, Web Analytics and SEO, Keyword Research, Content Marketing, Online Advertising, Marketing, Lead Generation, Email Marketing, WordPress, Copywriting, Target Audience
Mixed · Course · 1 - 3 Months

California Institute of the Arts
Skills you'll gain: Animation and Game Design, Animations, Game Design, Video Game Development, Design, Technical Design, Conceptual Design, Design Elements And Principles, Creative Design, Storytelling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jira (Software), Issue Tracking, Investigation, Data Quality, Data Validation, Data Integrity, Reconciliation, Change Control, Anomaly Detection, Dependency Analysis, Verification And Validation, Trend Analysis, Analysis, Project Documentation, Auditing, Workflow Management, Project Management, Leadership and Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Eclipse (Software), Software Testing, UI Components, Integrated Development Environments, Web Applications, Java, Functional Testing
Beginner · Guided Project · Less Than 2 Hours

Alex Genadinik
Skills you'll gain: Selling Techniques, Sales Strategy, Social Media Marketing, Search Engine Optimization, Product Promotion, Advertising Campaigns, Advertising, Digital Advertising, Product Strategy, Keyword Research, Product Marketing, Copywriting, Competitive Analysis, Customer Engagement
Mixed · Course · 1 - 3 Months