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: Game Design, Android Development, Unity Engine, Video Game Development, 3D Assets, Mobile Development, User Interface (UI), Debugging, C# (Programming Language), Scripting, Software Testing, User Interface (UI) Design, Development Environment, Animations, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Virtual Networking, Network Routing, Network Architecture, Hybrid Cloud Computing, Amazon Web Services, Virtual Private Networks (VPN), Cloud Computing Architecture, Network Infrastructure, Network Security, Cloud Computing, Network Analysis, Operations Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, Data Security, Microsoft Azure, Cloud Security, Database Management, Data Management, Data Access, Role-Based Access Control (RBAC)
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Ajax, jQuery, JSON, Extensible Markup Language (XML), Web Applications, Javascript, Web Services, Event-Driven Programming, HTML and CSS
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Selenium (Software), File I/O, Object Oriented Programming (OOP), Test Automation, Web Development Tools, Computer Programming, Scripting, Python Programming, Automation, Scripting Languages, Integrated Development Environments, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Adobe Illustrator, Generative AI, AI Workflows, Creativity, Adobe Creative Cloud, Graphic Design, Computer Graphics, Creative Design, Creative Thinking, Color Theory, Digital Design, Visual Design, Content Creation, Branding
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: GitHub, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Version Control, Git (Version Control System), HTML and CSS, Web Design and Development, Web Development, Front-End Web Development, Web Content Accessibility Guidelines, Cloud Hosting, Debugging, Semantic Web, Web Analytics and SEO, Responsive Web Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Test Case, Application Deployment, Responsive Web Design, Test Driven Development (TDD), Continuous Deployment, Debugging, Maintainability, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, Software Testing, Code Review, Development Testing, Interviewing Skills, Web Development Tools, HTML and CSS, Web Development, Application Development, Software Documentation
Intermediate · Specialization · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Engineering, Thermal Management, Materials science, Physics, Engineering Calculations, Mechanics, Physical Science, Applied Mathematics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Content Creation, Target Audience, Storytelling, Brand Strategy, Branding, Social Media, Brand Awareness, Social Media Marketing, Brand Management, Content Marketing, Instagram, Market Opportunities, Value Propositions, Self-Awareness, Growth Strategies, Communication
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Federated Learning, Transfer Learning, AI Security, Large Language Modeling, PyTorch (Machine Learning Library), Information Privacy, Distributed Computing, Machine Learning
Beginner · Project · Less Than 2 Hours