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: Call Center Experience, Customer Complaint Resolution, De-escalation Techniques, Conflict Management, Customer Service, Customer Relationship Building, Interviewing Skills, Problem Solving, Professionalism, Keyword Research, Verbal Communication Skills, Communication, LinkedIn
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: IntelliJ IDEA, Java Programming, Object Oriented Programming (OOP), Java, Integrated Development Environments, Computer Programming, Open Source Technology, Programming Principles, Scalability, Functional Design
Intermediate · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Group Policy, Dynamic Host Configuration Protocol (DHCP), Azure Active Directory, Active Directory, Windows Servers, Hyper-V, Virtual Private Networks (VPN), Containerization, Microsoft Azure, Kubernetes, Docker (Software), Hybrid Cloud Computing, Virtualization, Virtual Machines, Server Administration, Network Administration, Virtual Networking, Authentications, Infrastructure As A Service (IaaS), Windows PowerShell
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Design, Sustainable Technologies, Sustainable Engineering, Sustainable Business, Business Leadership, Waste Minimization, Product Design, Sustainable Development, Environmental Engineering, Product Lifecycle Management, Environment and Resource Management, Process Analysis, Materials science
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Pre-Clinical Development, Clinical Research, Drug Development, Clinical Trials, Medical Science and Research, Pharmaceuticals, Laboratory Research, Health Policy, Research
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: React Redux, React.js, Back-End Web Development, Front-End Web Development, UI Components, Web Applications, Application Programming Interface (API), JavaScript Frameworks, Web Design and Development, Authentications, Responsive Web Design, Restful API, User Interface (UI), User Accounts
Intermediate · Course · 1 - 4 Weeks
Erasmus University Rotterdam
Skills you'll gain: Corporate Communications, Crisis Management, Business Ethics, Case Studies, Social Media Management, Facebook, Policy Analysis, Data Ethics, Leadership, Information Privacy, Stakeholder Analysis
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Journalism, Health Education, Public Health, Media and Communications, Interviewing Skills, Stress First Aid, Advocacy, Mental Health, Cultural Sensitivity, Ethical Standards And Conduct
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Workflow Management, Spreadsheet Software, Project Management Software, Process Design, Data Entry, Excel Formulas, Automation, Data Import/Export, Data Management, Document Management, Collaborative Software, User Accounts
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Semiconductors, Power Electronics, Electronic Components, Electronic Systems, Electrical Systems, Electrical Engineering, Electric Power Systems, Thermal Management, Simulation and Simulation Software
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Water Quality, Hazard Analysis, Pollution Prevention, Food Safety and Sanitation, Environmental Issue, Laboratory Testing, Environmental Monitoring, Public Health, Environmental Engineering, Microbiology, Analytical Chemistry, Environmental Science, Biochemistry, Biology
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce, Salesforce Development, Application Deployment, Dashboard, Cloud Deployment, Customer Relationship Management, Change Control, Analytics, Continuous Deployment, Data Import/Export, Authentications, Customer Relationship Management (CRM) Software, Data Migration, Configuration Management, Data Presentation, Data Access, Responsive Web Design, System Configuration, Data Management, Business Logic
Beginner · Specialization · 1 - 3 Months