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: Routing Protocols, Command-Line Interface, Open Shortest Path First (OSPF), Network Monitoring, Virtual Local Area Network (VLAN), Virtual Networking, Border Gateway Protocol, Network Security, Enterprise Architecture, Virtualization, Network Architecture, Network Routing, Wireless Networks, Network Planning And Design, Network Administration, Infrastructure Security, Virtual Private Networks (VPN), Ansible, Firewall, Security Controls
Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development, UI Components, Usability, Typography
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Plotly, Data Visualization, Datamaps, Data Visualization Software, Scatter Plots, Jupyter, Python Programming, Exploratory Data Analysis, Pandas (Python Package), Data Analysis, Medical Science and Research
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Angular, Front-End Web Development, HTML and CSS, Responsive Web Design, React.js, JavaScript Frameworks, Web Development, Web Components, Web Development Tools, UI Components, User Interface (UI), Event-Driven Programming, Maintainability, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

University of Western Australia
Skills you'll gain: Workforce Planning, Recruitment, Recruitment Strategies, Diversity and Inclusion, Human Resource Strategy, Workplace inclusivity, Talent Sourcing, Diversity Awareness, Organizational Effectiveness, Talent Acquisition, Job Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Organizational Change, Change Management, Business Transformation, Organizational Leadership, Organizational Strategy, Business Leadership, Strategic Leadership, Organizational Structure, Leadership, Leadership Development, Cross-Functional Collaboration, Stakeholder Engagement, Employee Engagement, Team Building, Communication Strategies, Lifelong Learning
Beginner · Course · 1 - 4 Weeks

Check Point Software Technologies Ltd.
Skills you'll gain: Endpoint Security, Threat Detection, Malware Protection, Security Software, Security Management, Cybersecurity, Cyber Attacks, Remote Access Systems, Zero Trust Network Access, Network Protocols, Software Installation, Linux
Beginner · Course · 1 - 3 Months

Alibaba Cloud Academy
Skills you'll gain: Docker (Software), Containerization, Cloud Deployment, Application Deployment, Kubernetes, Terraform, Prometheus (Software), Cloud Computing, Performance Tuning, Application Performance Management, Cloud Management, Cloud Applications, DevOps, Infrastructure As A Service (IaaS), Performance Testing, Cloud Computing Architecture, Database Management, Cloud Platforms, Operating Systems, Web Development
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Legal Strategy, Legal Technology, Legal Research, Generative AI, AI Workflows, Data Ethics, Strategic Decision-Making, Responsible AI, Legal Writing, Artificial Intelligence, Automation, Predictive Modeling, Ethical Standards And Conduct
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Grant Writing, Sample Size Determination, Biostatistics, Statistical Analysis, Data Analysis, Clinical Research, Statistical Methods, Science and Research, Statistical Hypothesis Testing, Data Collection
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Electric Power Systems, Safety Standards, Safety and Security, Emerging Technologies, Control Systems, Global Positioning Systems, Environmental Issue, Computer Vision, Artificial Intelligence, Algorithms
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Content Management Systems, Web Content, Web Design, Web Design and Development, No-Code Development, Web Development, User Accounts, Graphic Design
Beginner · Guided Project · Less Than 2 Hours