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.

Skills you'll gain: Cyber Threat Intelligence, Cybersecurity, Cyber Attacks, Cyber Security Assessment, Threat Modeling, Threat Detection, Intrusion Detection and Prevention, Exploitation techniques, Security Management, Network Security, Digital Forensics, Network Analysis
Intermediate · Course · 1 - 3 Months

University of Glasgow
Skills you'll gain: Media and Communications, Peer Review, Research, Cultural Responsiveness, Social Impact, Social Sciences, Investigation, Probability & Statistics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Supplier Quality Management, Quality Control, Supplier Performance Management, Corrective and Preventive Action (CAPA), Quality Assurance and Control, Quality Monitoring, Material Handling, Verification And Validation, Compliance Reporting, Management Reporting, Investigation
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsible AI, MLOps (Machine Learning Operations), Model Deployment, Jenkins, AI Security, Applied Machine Learning, Java, Continuous Deployment, Federated Learning, Artificial Intelligence, Machine Learning, Spring Framework, Application Deployment, Reinforcement Learning, Spring Boot, Enterprise Application Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), User Interface (UI) Design, Browser Compatibility, HTML and CSS, Web Design, Responsive Web Design, Usability, Color Theory, Animations, Web Development
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Open Web Application Security Project (OWASP), SonarQube, DevSecOps, Jenkins, Software Development Life Cycle, CI/CD, Application Security, Secure Coding, Continuous Integration, DevOps, Security Testing, Continuous Delivery, Code Review, Vulnerability Assessments, Vulnerability Management, Security Awareness, Docker (Software), Dependency Analysis, Compliance Management, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MySQL, Data Migration, Database Administration, Stored Procedure, User Provisioning, Data Validation
Advanced · Project · Less Than 2 Hours

University of London
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, HTML and CSS, Web Design, Frontend Performance, Usability, Web Design and Development, User Interface (UI), Usability Testing, Animations
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Java, Java Programming, File I/O, Object Oriented Programming (OOP), Data Structures, Computer Programming, Android Development, Application Development, Integrated Development Environments, Algorithms, Debugging, Problem Solving
Beginner · Course · 1 - 3 Months

Skills you'll gain: Embedded Systems, C (Programming Language), Embedded Software, Data Structures, Programming Principles, Data Management, Performance Tuning, Software Development
Intermediate · 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

Skills you'll gain: Programming Principles, Computational Thinking, Program Development, Development Environment, C++ (Programming Language), Computer Programming, Computer Programming Tools, File I/O, Integrated Development Environments, Debugging, Data Storage
Beginner · Course · 1 - 3 Months