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: Threat Management, Microsoft Azure, Cloud Security, Key Management, Data Security, Security Information and Event Management (SIEM), Data Structures, Role-Based Access Control (RBAC), Continuous Monitoring, Query Languages
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, 3D Assets, AI Workflows, Development Environment, Programming Principles
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, UI Components, Cascading Style Sheets (CSS), Web Design, Front-End Web Development, User Interface (UI), Debugging, Web Development
Intermediate · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: ChatGPT, Calculus, Derivatives, Mathematical Software, Advanced Mathematics, Applied Mathematics, Mathematics Education, Machine Learning Algorithms, Algebra, Geometry, Mathematical Theory & Analysis
Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Containerization, CI/CD, Amazon Web Services, Devops Tools, Software Development Tools, Docker (Software), Kubernetes, Application Deployment, Continuous Integration, Continuous Deployment, Application Performance Management, Frontend Integration, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, React.js, Webpack, Angular, Web Development Tools, JavaScript Frameworks, Debugging, Web Applications, Vue.JS, Object Oriented Programming (OOP), JSON
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Mobile Development, User Interface (UI), User Interface (UI) Design, Debugging, Data Persistence, Data Management, Programming Principles, Application Programming Interface (API), Data Storage, Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Routing Protocols, Network Protocols, Open Shortest Path First (OSPF), Virtual Local Area Network (VLAN), Network Infrastructure, TCP/IP, Border Gateway Protocol, Network Routers, Computer Networking, Wireless Networks, Network Routing, Network Troubleshooting, Network Switches, Local Area Networks
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Hybrid Cloud Computing, Data Processing, Big Data, Data Warehousing, Cloud Services, Data Storage, Cloud Infrastructure, Dataflow, Cloud Computing, Database Administration, Databases, Virtual Networking, Load Balancing, Virtual Private Networks (VPN), Virtual Machines, Identity and Access Management
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Networking Hardware, General Networking, Network Infrastructure, Local Area Networks, OSI Models, Network Protocols, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), TCP/IP, Network Architecture, Computer Networking, Network Model, Wireless Networks, Network Security, Network Switches, Virtual Local Area Network (VLAN)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Transaction Processing, Secure Coding, Distributed Computing, Data Integrity, Integrated Development Environments, Program Development, Cryptography, Software Design Documents, Development Environment, Virtual Machines
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: AI Product Strategy, Product Lifecycle Management, Responsible AI, Product Strategy, Governance, Product Management, Innovation, Product Roadmaps, Product Marketing, Organizational Structure, Business Strategy, Enterprise Risk Management (ERM), Customer experience strategy (CX), Value Propositions, Business Metrics, Customer Insights, Performance Metric
Beginner · Course · 1 - 3 Months