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.

Board Infinity
Skills you'll gain: HTML and CSS, Responsive Web Design, Web Design, Front-End Web Development, Web Content Accessibility Guidelines, Bootstrap (Front-End Framework), User Interface (UI) Design, Frontend Performance, Usability, Mobile Development, Browser Compatibility, Typography, Scalability
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Distributed Computing, Scalability, Performance Tuning, C++ (Programming Language), System Programming, Computer Architecture, Cross Platform Development, Hardware Architecture, Application Development, Algorithms, C (Programming Language), Development Environment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Web Design, User Interface (UI) Design, UI Components, Usability, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Animations, Web Development
Intermediate · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Report Writing, Operations Research, Applied Mathematics, Mathematical Modeling, Algorithms, Industrial Engineering, Business Modeling, Process Optimization, Engineering Calculations, Feasibility Studies, Project Design, Engineering Management, Business Operations, Computational Thinking, Data Visualization, Complex Problem Solving, Decision Making, Performance Metric, Business Analytics
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, React.js, Webpack, Angular, Web Development Tools, JavaScript Frameworks, Debugging, Web Applications, Vue.JS, Object Oriented Programming (OOP), JSON
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Web Applications, Application Development, Web Development, Leaflet (Software), React.js, UI Components, User Interface (UI), Application Deployment, Cloud Deployment, JavaScript Frameworks, OAuth, User Accounts, Authentications, Front-End Web Development, Development Environment, User Interface and User Experience (UI/UX) Design, Secure Coding, Responsive Web Design, Javascript, Software Installation
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: z/OS, Computer Architecture, Mainframe Computing, System Programming, Computer Programming, Computational Logic, Data Storage, Job Control Language (JCL)
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Exploratory Data Analysis, Project Design, Data Mining, Ideation, Design Thinking, Data Analysis, Business Analytics, Analytics, Business Analysis, Sprint Planning, Unsupervised Learning, Case Studies, Anomaly Detection, Tree Maps
Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Conflict Management, Team Motivation, Team Leadership, Project Risk Management, Stakeholder Engagement, Risk Management, Negotiation, Continuous Improvement Process, Cross-Functional Collaboration, Agile Project Management, Stakeholder Analysis, Project Management, Systems Thinking, Governance, Complex Problem Solving
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Graph Theory, Algorithms, Java, Theoretical Computer Science, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Reinforcement Learning, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), PyTorch (Machine Learning Library), Tensorflow, Machine Learning, Artificial Intelligence, Artificial Neural Networks, Computer Science, Algorithms, Data Processing, Python Programming
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: CI/CD, Jenkins, Docker (Software), Continuous Integration, Containerization, Scalability, Application Deployment, Cloud Deployment, Continuous Deployment, Spring Framework, Spring Boot, DevOps, Prometheus (Software), Amazon CloudWatch, AWS Identity and Access Management (IAM), Load Balancing, OAuth, Performance Tuning, System Monitoring
Advanced · Course · 1 - 4 Weeks