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: Role-Based Access Control (RBAC), Microsoft Azure, Azure Active Directory, Cloud Solutions, Identity and Access Management, Cloud Management, Solution Architecture, Data Governance, Cloud Security, Cloud Computing Architecture, System Monitoring, Authorization (Computing), Authentications, Key Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Azure DevOps, DevOps, Agile Methodology, Continuous Delivery, Collaborative Software, CI/CD, Microsoft Azure, Software Development, Application Performance Management, Version Control
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Python Programming, Simulations, Debugging, Pandas (Python Package), Program Development, Unit Testing, Test Case, Data Science, Software Design, Computational Thinking, Integration Testing, Computer Programming, Object Oriented Programming (OOP), Data Manipulation, Software Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Animations, Adobe After Effects, File Management, Motion Graphics, Video Editing, Timelines, Graphics Software
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Photo/Video Production and Technology, Promotional Materials, Marketing Materials, Presentations, Writing, Layout Design, Copywriting, Music, Content Creation, Branding, Design, Target Audience, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Color Matching, Cinematography
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Structural Analysis, Building Codes, Structural Engineering, Construction Engineering, Civil Engineering, Engineering Analysis, Simulation and Simulation Software, Engineering Practices, Engineering Design Process, Engineering Calculations, Planning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Web Services, Restful API, Apache Maven, Spring Boot, Spring Framework, Gradle, Simple Object Access Protocol (SOAP), Java Platform Enterprise Edition (J2EE), Java, API Design, Application Frameworks, Secure Coding, Object-Relational Mapping, Data Persistence, JSON, Extensible Markup Language (XML)
Intermediate · Course · 3 - 6 Months

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Front-End Web Development, Javascript, Responsive Web Design, Maintainability
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Secure Coding, Application Security, Encryption, Security Controls, Data Security, Database Application, Web Servers, Web Applications, Cryptography, Data Encryption Standard, Authentications, Query Languages, Data Validation, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Design, Electronic Hardware, Schematic Diagrams, Electronics, Software Installation, Electronic Components, Electrical Engineering, Design Software, Technical Design, Computer-Aided Design, Manufacturing and Production, Design
Beginner · Course · 3 - 6 Months

Skills you'll gain: Computational Thinking, Algorithms, Graph Theory, Data Structures, Computer Programming, C++ (Programming Language), Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks