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: Open Shortest Path First (OSPF), Virtual Local Area Network (VLAN), OSI Models, Wide Area Networks, Network Troubleshooting, TCP/IP, Wireless Networks, Cloud Computing, Network Routing, Routing Protocols, Network Security, Network Routers, Network Monitoring, Cloud Computing Architecture, Cloud Platforms, Event Monitoring, Threat Detection, Threat Management, Network Performance Management, Security Awareness
★ 4.7 (153) · Beginner · Specialization · 3 - 6 Months

Tecnológico de Monterrey
Skills you'll gain: Influencing, Persuasive Communication, Organizational Leadership, Leadership Studies, Leadership, Industrial and Organizational Psychology, Team Motivation, Leadership Development, Drive Engagement, Stress First Aid, Business Leadership, Psychology, Empowerment, Organizational Effectiveness, Employee Engagement, Empathy & Emotional Intelligence
★ 4.7 (262) · Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: PySpark, Snowflake Schema, Databricks, Data Pipelines, Apache Spark, MLOps (Machine Learning Operations), Apache Hadoop, Data Architecture, Big Data, Data Warehousing, Data Quality, Data Integration, Data Processing, DevOps, Model Training, Model Deployment, Distributed Computing, Data Transformation, SQL, Python Programming
★ 3.9 (71) · Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Descriptive Statistics, Statistical Visualization, Data Transformation, Data Cleansing, Statistical Analysis, Regression Analysis, Statistical Programming, R (Software), Probability, Probability Distribution, Sampling (Statistics), Box Plots, Histogram, R Programming, Statistical Methods, Statistical Software, Microsoft Excel, Statistics, Data Analysis
★ 4.6 (48) · Beginner · Specialization · 3 - 6 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Energy and Utilities, Chemical Engineering, Chemistry, Chemical and Biomedical Engineering, Engineering, Process Engineering, Thermal Management, Environmental Issue, Sustainable Engineering, Biological Engineering, Physics, Physical Science, Process Analysis, Mathematical Modeling
★ 4.6 (78) · Beginner · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Building Codes, Construction Inspection, Electrical Systems, Electrical Power, Electrical Wiring, Electrical Safety, Architectural Engineering, Electrical Equipment, Land Development, Design Reviews, Submittals (Construction), Document Management, System Requirements
★ 4.7 (140) · Intermediate · Course · 1 - 3 Months

EDHEC Business School
Skills you'll gain: Project Finance, Financial Systems, Finance, Financial Market, Securities (Finance), Climate Change Programs, Environmental Social And Corporate Governance (ESG), Environmental Issue, Corporate Finance, Climate Change Mitigation, Risk Modeling, Corporate Sustainability, Financial Policy, Corporate Strategy, Credit Risk, Financial Regulation, Investments, Climate Change Adaptation, Investment Management, Sustainable Business
★ 4.6 (129) · Beginner · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Cyber Governance, Vulnerability Management, Cyber Attacks, Cybersecurity, Cyber Risk, Threat Management, Security Management, Vulnerability Assessments, Threat Detection, Cyber Security Strategy, Security Awareness, Cyber Operations, Cyber Security Policies, Risk Management Framework, Incident Response, Human Factors (Security)
★ 4.7 (140) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Network Architecture, Internet Of Things, Emerging Technologies, Network Security, Network Protocols, Wireless Networks, Network Performance Management, Network Planning And Design, Network Engineering, Communication Systems, Network Model, Mobile Security, Network Infrastructure, Cybersecurity, Telecommunications, Artificial Intelligence and Machine Learning (AI/ML), Vulnerability Assessments, Distributed Computing, Technology Strategies, Digital Signal Processing
★ 4.6 (60) · Intermediate · Specialization · 1 - 3 Months

Imperial College London
Skills you'll gain: Health Promotion, Health Education, Behavioral Economics, Behavioral Health, Public Health, Applied Behavior Analysis, Social Determinants Of Health, Public Health and Disease Prevention, Health Policy, Public Policies, Cultural Diversity, Psychology, Risk Analysis
★ 4.8 (107) · Beginner · Course · 1 - 4 Weeks

Copenhagen Business School
Skills you'll gain: Social Impact, Growth Strategies, Marketing Communications, Sustainable Development, Business Planning, Entrepreneurial Finance, Communication Strategies, Marketing and Public Relations, Entrepreneurship, Performance Measurement, Stakeholder Communications, Innovation, Franchising
★ 4.6 (80) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Debugging, Java Programming, Java, Programming Principles, Computer Programming, Computational Logic, Computer Science, Data Storage
★ 4.5 (118) · Beginner · Course · 1 - 4 Weeks