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.

Whizlabs
Skills you'll gain: Multi-Factor Authentication, Role-Based Access Control (RBAC), Authentications, Azure Active Directory, Zero Trust Network Access, Identity and Access Management, User Provisioning, Authorization (Computing), Security Controls, Cloud Security, User Accounts, Continuous Monitoring
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Motion Graphics, Adobe After Effects, Animations, Video Editing, 3D Assets, Logo Design, Computer Graphics, File Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Java Programming, Java, Development Environment, Computer Programming, Software Design, Integrated Development Environments, Debugging, File Management, Data Structures
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, Scripting, User Interface (UI), Torque (Physics), Responsive Web Design, User Interface (UI) Design, Object Oriented Programming (OOP), C# (Programming Language), Game Design, Animation and Game Design, Animations, Interactive Design, Video Game Development, Mechanics, Simulations, Event-Driven Programming, Mathematical Modeling, Physics, Debugging, Linear Algebra
Beginner · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Security Testing, Cybersecurity, Network Security, TCP/IP, Network Monitoring, Vulnerability Assessments, Servers, Network Analysis, Network Protocols, Exploitation techniques, Scripting
Intermediate · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Responsive Web Design, Web Design, User Experience Design, Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, User Experience, Javascript, Front-End Web Development, Web Development, Hypertext Markup Language (HTML), GitHub
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Tensorflow, Scikit Learn (Machine Learning Library), Machine Learning, Feature Engineering, Deep Learning, Matplotlib, Jupyter, Python Programming, Data Processing, NumPy, Data Cleansing, Image Analysis, Artificial Neural Networks, Seaborn, Development Environment, Pandas (Python Package), Regression Analysis
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Apple iOS, Apple Xcode, Swift Programming, Mobile Development, User Interface (UI), UI Components, Model View Controller, Responsive Web Design, Storyboarding
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Shiny (R Package), User Interface (UI), Data Visualization Software, Interactive Data Visualization, Application Deployment, Web Applications, Front-End Web Development, Data Analysis, Back-End Web Development, Spatial Data Analysis, Web Development, Full-Stack Web Development, Python Programming, Application Development, Development Environment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Amazon Web Services, Debugging, Business Process Automation, Automation, AWS Identity and Access Management (IAM), Serverless Computing, Amazon DynamoDB, API Gateway, JSON, User Accounts
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unreal Engine, Animation and Game Design, Game Design, Virtual Environment, 3D Assets, UI Components, User Interface (UI), Debugging
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Virtual Private Networks (VPN), Routing Protocols, Border Gateway Protocol, Open Shortest Path First (OSPF), Network Troubleshooting, Network Routers, Wide Area Networks, Network Routing, Network Monitoring, Command-Line Interface
Beginner · Course · 1 - 3 Months