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: Network Infrastructure, Virtual Local Area Network (VLAN), Network Administration, Virtual Networking, Network Engineering, Network Troubleshooting, Network Architecture, Network Support, Network Monitoring, Software-Defined Networking, Software-Defined Data Center (SDDC), Data Centers, Network Switches, Open Shortest Path First (OSPF), Local Area Networks, Computer Networking, System Configuration, Network Model, IT Infrastructure, Automation
Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Electronics, Machine Controls, Artificial Intelligence, Electronic Hardware, Electronics Engineering, Basic Electrical Systems, Electrical Wiring, Control Systems, Electronic Systems, Robotic Process Automation, Embedded Software, Artificial Intelligence and Machine Learning (AI/ML), Electronic Components, Embedded Systems, Computer Hardware, Programming Principles, Computer Programming Tools, Integrated Development Environments
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Unit Testing, Data Structures, Java, Java Programming, Software Testing, Program Development, Performance Tuning, Algorithms, Performance Testing, Object Oriented Programming (OOP), Theoretical Computer Science
★ 4.8 (2.3K) · Intermediate · Course · 1 - 3 Months

MedCerts
Skills you'll gain: Sterilization, Medical Terminology, Infection Control, Asepsis, Pathology, Hand Hygiene, Sterile Procedure, Anatomy, Occupational Safety and Health Administration (OSHA), Health And Safety Standards, Sanitation, Medical History Documentation, Diagnostic Tests, Safety Standards, Physiology, Patient Communication, Infectious Diseases
★ 4.9 (36) · Beginner · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: Chronic Diseases, Health Disparities, Health Equity, Public Health and Disease Prevention, Healthcare Ethics, Crisis Intervention, Community Health, Public Health, Triage, Long Term Care, Emergency Response, Health Policy, Epidemiology, Preventative Care, Care Management, Health Systems, Social Determinants Of Health, Risk Analysis
★ 4.8 (119) · Intermediate · Course · 1 - 4 Weeks

University of Zurich
Skills you'll gain: Probability, Probability Distribution, Probability & Statistics, Statistics, Descriptive Statistics, Statistical Methods, Applied Mathematics, Risk Management, Finance, Correlation Analysis, Decision Making
★ 4.8 (1.9K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: ESXi Installation, VMware ESX Servers, Virtual Networking, Network Infrastructure, Software-Defined Data Center (SDDC), Virtual Local Area Network (VLAN), vSphere Networking and Storage, Software-Defined Networking, VMware vSAN, Data Centers, Network Switches, Network Architecture, Network Troubleshooting, Network Planning And Design, Hardware Architecture, Border Gateway Protocol, Event Monitoring, Infrastructure Architecture, Open Shortest Path First (OSPF), Networking Hardware
Intermediate · Course · 3 - 6 Months

Duke University
Skills you'll gain: Blockchain, Loans, FinTech, Lending and Underwriting, Payment Systems, Cyber Risk, Operational Risk, General Lending, Scalability, Regulatory Compliance, Interoperability, Risk Management, Financial Inclusion, Financial Regulation, Legal Risk, Derivatives, Key Management, Finance, Entrepreneurial Finance, Entrepreneurship
★ 4.8 (2.2K) · Beginner · Specialization · 3 - 6 Months
Chris Croft Training
Skills you'll gain: Delegation Skills, People Management, Leadership and Management, Team Management, Performance Management, Team Leadership, Leadership Development, Business Management, Stakeholder Management, Leadership, People Development, Business Leadership, Time Management, Personal Development, Communication, Goal Setting, Coaching, Strategic Thinking, Employee Engagement, Decision Making
Mixed · Course · 1 - 3 Months

Skills you'll gain: Routing Protocols, Firewall, Virtual Local Area Network (VLAN), Open Shortest Path First (OSPF), Virtual Networking, Network Security, TCP/IP, Network Routers, Virtual Private Networks (VPN), Network Infrastructure, Network Switches, Network Architecture, Network Administration, Dynamic Host Configuration Protocol (DHCP), Network Monitoring, Network Troubleshooting, Network Routing, Local Area Networks, Network Planning And Design, Network Performance Management
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Information Privacy, General Data Protection Regulation (GDPR), Personally Identifiable Information, Law, Regulation, and Compliance, Medical Privacy, Regulatory Compliance, Regulation and Legal Compliance, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Data Governance, Data Security, Legal Risk, Payment Card Industry (PCI) Data Security Standards, Data Sharing, Child Welfare, Informed Consent, Computer Security, Risk Management Framework
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Responsive Web Design, Web Development Tools, Web Development, Cascading Style Sheets (CSS), Bootstrap (Front-End Framework), Scripting, Semantic Web, Debugging, Software Development Tools, Development Environment, Event-Driven Programming, Browser Compatibility
★ 4.4 (891) · Beginner · Course · 1 - 4 Weeks