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 Modeling, Network Security, Incident Response, Vulnerability Management, Computer Security Incident Management, Hardening, Intrusion Detection and Prevention, Cyber Threat Intelligence, Threat Management, Cyber Attacks, Cybersecurity, Network Protocols, Cloud Security, Vulnerability Assessments, Bash (Scripting Language), Debugging, Linux, Interviewing Skills, Python Programming, SQL
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Data Storytelling, Rmarkdown, Data Visualization, Data Presentation, Data Ethics, Data Cleansing, Ggplot2, R (Software), Data Validation, Tableau Software, Sampling (Statistics), Presentations, Spreadsheet Software, Data Analysis, LinkedIn, Dashboard, Data Structures, Python Programming, Interviewing Skills, Professional Development
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Software Development Life Cycle, Cloud-Native Computing, Istio, Software Architecture, Kubernetes, CI/CD, Cloud Computing Architecture, Application Deployment, React Redux, Node.JS, Responsive Web Design, Restful API, Django (Web Framework), Git (Version Control System), Server Side, Hypertext Markup Language (HTML), Cloud Computing, Data Import/Export, Engineering Software
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Imperial College London
Skills you'll gain: Linear Algebra, Dimensionality Reduction, NumPy, Regression Analysis, Calculus, Applied Mathematics, Probability & Statistics, Machine Learning Algorithms, Jupyter, Data Science, Advanced Mathematics, Statistics, Statistical Analysis, Artificial Neural Networks, Algorithms, Data Manipulation, Python Programming, Machine Learning, Derivatives
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: HTML and CSS, Bootstrap (Front-End Framework), Responsive Web Design, Front-End Web Development, User Interface (UI), JavaScript Frameworks, Web Design and Development, Web Applications, Web Development Tools, React.js, Javascript
Beginner · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Crisis Intervention, Emergency Response, First Aid, Emergency Services, De-escalation Techniques, Stress Management, Disabilities, Trauma Care, Mental Health, Family Support, Psychology, Cultural Sensitivity, Working With Children, Child Development, Interpersonal Communications, Patient Communication
Beginner · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Rmarkdown, Exploratory Data Analysis, Version Control, Statistical Analysis, R Programming, Data Manipulation, Data Cleansing, Data Science, Data Wrangling, Plot (Graphics), Statistical Programming, Statistical Visualization, Ggplot2, R (Software), Git (Version Control System), Dimensionality Reduction, Knitr, Data Sharing, GitHub, Machine Learning
Beginner · Specialization · 3 - 6 Months
Duke University
Skills you'll gain: Java Programming, Software Design, Debugging, Software Engineering, Javascript, Computer Programming, Event-Driven Programming, Encryption, Algorithms, Image Analysis, Web Applications, Data Processing, Statistical Analysis, Data Import/Export, Predictive Modeling, Integrated Development Environments, Data Manipulation, Data Analysis, Web Servers, Cascading Style Sheets (CSS)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Performance Measurement, Search Engine Marketing, Content Performance Analysis, Data-Driven Decision-Making, Search Engine Optimization, Branding, Business Metrics, Marketing Strategy and Techniques, Digital Marketing, Customer Engagement, Customer experience strategy (CX), Marketing, E-Commerce, Email Marketing, Brand Awareness, Marketing Analytics, Target Audience, Social Media Marketing, Goal Setting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Security Controls, Information Systems Security, Information Systems Security Assessment Framework (ISSAF), Cyber Security Strategy, Cyber Risk, Security Information and Event Management (SIEM), Data Ethics, Network Analysis, Personally Identifiable Information, Ethical Standards And Conduct, SQL
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Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Language Competency, Grammar, Writing, Vocabulary, Literacy, Culture
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Storytelling, Marketing Analytics, Keyword Research, Email Marketing, Customer experience strategy (CX), Case Studies, Strategic Communication, Search Engine Marketing, Marketing Communications, Digital Marketing, Analytics, Data Visualization Software, Digital Media Strategy, Campaign Management, Business Analytics, Marketing, Web Analytics, Marketing Strategies, Data Analysis, Data Visualization
Beginner · Specialization · 3 - 6 Months