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: Transaction Processing, Performance Tuning, System Programming, Operating Systems, C++ (Programming Language), System Configuration, Computer Architecture, Data Storage, Computer Hardware, Data Storage Technologies, Program Development, Application Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Postman API Platform, Application Programming Interface (API), Software Testing, Restful API, Development Environment, Collaborative Software, Web Applications, JSON, Data Import/Export, Authentications
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Exploratory Data Analysis, Rmarkdown, R (Software), Tidyverse (R Package), Statistical Visualization, Data Visualization, Data Visualization Software, R Programming, Ggplot2, Data Wrangling, Scatter Plots, Data Manipulation, Histogram, Scripting, Package and Software Management, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Call Center Experience, Customer Complaint Resolution, De-escalation Techniques, Conflict Management, Customer Service, Customer Relationship Building, Interviewing Skills, Problem Solving, Professionalism, Keyword Research, Verbal Communication Skills, Communication, LinkedIn
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Kubernetes, Network Troubleshooting, Performance Tuning, Continuous Deployment, Network Performance Management, Network Security, Containerization, Network Administration, Scalability, System Monitoring
Advanced · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Manufacturing and Production, World History, International Relations, Political Sciences, Emerging Technologies, Timelines, Innovation, Engineering Design Process
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, User Interface (UI), HTML and CSS, Web Design, Figma (Design Software), Typography, Front-End Web Development, Web Design and Development, Maintainability, Mockups, Web Content Accessibility Guidelines, Cascading Style Sheets (CSS), Web Development, Usability, Prototyping, Browser Compatibility, User Experience Design, Web Development Tools, Software Engineering
Intermediate · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Large Language Modeling, Generative AI, Generative Model Architectures, Data Cleansing, Performance Testing, System Configuration
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Flutter (Software), Mobile Development, React Native, Apple iOS, iOS Development, Android Development, UI Components, Application Deployment, Databases, User Interface (UI) Design, Product Support, Google Analytics, Marketing Strategies
Intermediate · Course · 1 - 3 Months

University of Glasgow
Skills you'll gain: Data-Driven Decision-Making, Business Leadership, Leadership Studies, Organizational Leadership, Leadership, Strategic Leadership, Organizational Structure, Leadership and Management, Leadership Development, Social Sciences, Ancient History
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React Native, Mobile Development, iOS Development, Apple iOS, Android Development, UI Components, Cross Platform Development, React Redux, React.js, Application Frameworks, Cascading Style Sheets (CSS), Development Environment, Responsive Web Design, Debugging, Software Development, Data Storage Technologies, Data Validation
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Amazon S3, Amazon Web Services, AWS Identity and Access Management (IAM), Amazon DynamoDB, Cloud Security, Identity and Access Management, Cloud Computing, Cloud Computing Architecture, Relational Databases, Cloud Infrastructure, Cloud Storage, Scalability, Amazon CloudWatch, Databases, Database Management, Continuous Monitoring, Operational Databases, NoSQL
Intermediate · Course · 1 - 4 Weeks