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: Metasploit, Exploit development, Exploitation techniques, Vulnerability, Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, System Configuration, Data Security, Cybersecurity, Cyber Attacks, Linux, Bash (Scripting Language), Proxy Servers, Scripting, Linux Commands, Scripting Languages, Python Programming
Mixed · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Event-Driven Programming, Interactive Data Visualization, Java, Java Programming, Object Oriented Programming (OOP), User Interface (UI), Object Oriented Design, Computer Programming, Algorithms, Software Engineering, Data Structures, Programming Principles, Software Documentation, Development Environment, Debugging
Intermediate · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Differential Equations, Linear Algebra, Matlab, Engineering Calculations, Engineering Analysis, Numerical Analysis, Finite Element Methods, Integral Calculus, Mathematical Software, Mechanical Engineering, Calculus, electromagnetics, Algebra, Applied Mathematics, Mathematical Modeling, Engineering, Advanced Mathematics, Geometry, Simulation and Simulation Software, Mechanics
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Application Deployment, Application Development, Web Applications, Data Modeling, Responsive Web Design, Application Design, Database Design, Systems Design, User Interface (UI) Design, UI Components, Business Logic
Beginner · Course · 1 - 4 Weeks

Universidad ORT Uruguay
Skills you'll gain: Video Game Development, Software Engineering, Program Development, Programming Principles, Software Testing, Animation and Game Design, Software Development, Event-Driven Programming, Computer Programming, Computational Thinking, Debugging
Beginner · Course · 1 - 3 Months

University of Amsterdam
Skills you'll gain: Statistical Hypothesis Testing, Statistics, Scientific Methods, Quantitative Research, Data Analysis Software
Beginner · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Laboratory Testing, Diagnostic Tests, Medical Terminology, Vital Signs, Clinical Practices, Clinical Experience, Patient Communication, Hospital Medicine, Patient Safety, Medication Administration, Intravenous Therapy, Anatomy, English Language
Beginner · Course · 1 - 3 Months

MedCerts
Skills you'll gain: Medication Therapy Management, Asepsis, Drug Interaction, Medication Administration, Pharmacology, Patient-centered Care, Pharmacist Assistance, Pharmacy, Intravenous Therapy, Sterile Procedure, Personal protective equipment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Debugging, Python Programming, Cybersecurity, Scripting, Programming Principles, IT Automation, Algorithms, Automation, Computer Programming, File Management, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploitation techniques, Penetration Testing, Cyber Attacks, Cyber Security Assessment, Cybersecurity, Event Monitoring, Vulnerability Management, Vulnerability, Continuous Monitoring, Data Security, Network Security, Analysis, Criminal Investigation and Forensics, System Monitoring, System Configuration, Network Monitoring, Bash (Scripting Language), Scripting, Linux, Python Programming
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Agile Methodology, User Feedback, No-Code Development, Collaborative Software, Application Development, User Acceptance Testing (UAT), Customer experience improvement, Software Development, Prototyping, Empowerment, Constructive Feedback, Development Testing, Continuous Improvement Process, Stakeholder Engagement, Cross-Functional Collaboration, Prioritization, User Interface (UI), Business Logic
Beginner · Course · 1 - 4 Weeks

The University of Sydney
Skills you'll gain: Calculus, Integral Calculus, Algebra, Advanced Mathematics, Geometry, Engineering Calculations, Trigonometry, Arithmetic, Derivatives, Mathematical Modeling, Graphing, Estimation
Intermediate · Course · 1 - 3 Months