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: Maintainability
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Overcoming Objections, Closing (Sales), Rapport Building, B2B Sales, Price Negotiation, Contract Negotiation, Negotiation, Sales, ChatGPT, Collaboration, Conflict Management
Mixed · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: TikTok, Case Studies, Advertising, Digital Advertising, Drive Engagement, Growth Strategies, Social Media Campaigns, Customer Engagement, Social Media Marketing, Social Media, Target Audience, Marketing Strategies, Video Production, Content Creation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Search Engine Optimization, Web Content Accessibility Guidelines, HTML and CSS, Web Design and Development, Web Analytics and SEO, Web Development, Javascript, Frontend Performance, Browser Compatibility
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: React.js, Server Side, JavaScript Frameworks, Node.JS, Web Development Tools, Web Development, Web Applications, Software Engineering
Intermediate · Guided Project · Less Than 2 Hours

CertNexus
Skills you'll gain: Cyber Threat Intelligence, Incident Response, Cybersecurity, Computer Security Incident Management, Information Systems Security, Threat Detection, Cyber Risk, Risk Analysis, Computer Security, Digital Forensics, Network Security, Incident Management, Vulnerability Assessments, Criminal Investigation and Forensics, Vulnerability Management, Vulnerability Scanning, Intelligence Collection and Analysis, Risk Management, Risk Mitigation, Network Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, HTML and CSS, LESS, UI Components, Web Design, Bootstrap (Front-End Framework), Web Design and Development, Front-End Web Development, User Interface (UI), Web Content Accessibility Guidelines, Typography, Web Components, Interactive Design, Animations, Web Development, Browser Compatibility, Maintainability, Web Analytics and SEO, Usability
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Exploitation techniques, Penetration Testing, Cyber Attacks, Cyber Security Assessment, Cybersecurity, Event Monitoring, Vulnerability Management, Vulnerability, Continuous Monitoring, Data Security, Network Security, Analysis, Criminal Investigation and Forensics, System Monitoring, System Configuration, Network Monitoring, Bash (Scripting Language), Scripting, Linux, Python Programming
Advanced · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Data Preprocessing, Model Deployment, Apache Mahout, Java, Java Programming, Apache Spark, Classification Algorithms, Applied Machine Learning, Deep Learning, Model Evaluation, Natural Language Processing, Data Cleansing, Machine Learning, Feature Engineering, Regression Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Case Studies, User Experience Design, Business Analysis, Natural Language Processing, Application Programming Interface (API), Application Deployment, Application Development, Artificial Intelligence, Systems Integration, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Photo Editing, Color Theory, Image Quality, Editing
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Loans, Higher Education, Student Services, Financial Policy, Education and Training, Public Policies, Policy Analysis, Return On Investment, Economics, Advocacy
Mixed · Course · 1 - 3 Months