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: Secure Coding, Application Security, Authorization (Computing), Authentications, Data Validation, Role-Based Access Control (RBAC), Verification And Validation, Security Controls, User Accounts, Configuration Management, Package and Software Management, Cybersecurity, Data Loss Prevention, Identity and Access Management, Software Installation, Middleware, Debugging, Computer Programming, Information Technology, Dependency Analysis
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Neurology, Telehealth, Patient Evaluation, Teamwork, Patient Communication, Collaboration, Patient Education And Counseling, Health Technology, Vital Signs, Health Assessment, Patient Preparation, Clinical Assessment, Patient-centered Care, Patient Treatment, Primary Care, Health Care, Health Systems, Telecommunications, Care Management, Communication
Beginner · Specialization · 1 - 4 Weeks

Packt
Skills you'll gain: Spring Boot, Hibernate (Java), Web Applications, Application Development, Restful API, Application Frameworks, Bootstrap (Front-End Framework), Development Environment, Model View Controller, Java Platform Enterprise Edition (J2EE), Authentications, User Interface (UI), Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe InDesign, Layout Design, Color Theory, Typography, Photo Editing, Graphic Design, Design, Digital Design, Design Software
Beginner · Guided Project · Less Than 2 Hours

University of Illinois Urbana-Champaign
Skills you'll gain: Deep Learning, Convolutional Neural Networks, Autoencoders, Recurrent Neural Networks (RNNs), Image Analysis, Embeddings, Machine Learning Methods, Model Deployment, Applied Machine Learning, Artificial Neural Networks, Health Informatics, Unsupervised Learning, Model Evaluation, Medical Imaging, Python Programming
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Robotics, Artificial Intelligence, Graph Theory, Algorithms, Computer Vision, Data Structures, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Sales Process, Active Listening, Prospecting and Qualification, Business Communication, Sales, Inside Sales, Customer Analysis, Technical Sales, Outside Sales, Interviewing Skills
Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Qualitative Research, Interviewing Skills, Research Methodologies, Case Studies, Data Collection, Research, Analytical Skills, Psychology
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Node.JS, Full-Stack Web Development, User Interface (UI), Application Deployment, MongoDB, Angular, Back-End Web Development, Front-End Web Development, User Interface (UI) Design, Web Design, Web Applications, Restful API, Secure Coding, Authentications, Authorization (Computing), Scalability
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Amazon DynamoDB, Cloud Services, Cloud Computing, Relational Databases, Cloud Storage, Amazon CloudWatch, Databases, Database Management, Virtual Private Networks (VPN)
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Quantitative Research, Data-Driven Decision-Making, Descriptive Statistics, Data Analysis, Statistics, Research Design, Statistical Analysis, Microsoft Excel, Research Methodologies, Statistical Methods, R (Software), Research, Data Presentation, Surveys, Data Collection, Research Reports, Data Ethics
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Electronics, Communication Systems, Hardware Design, Digital Communications, Serial Peripheral Interface, Electronic Systems, Electrical Engineering, Telecommunications, Digital Signal Processing, Failure Analysis, Electronic Components, Basic Electrical Systems, Estimation, Engineering Analysis, Network Analysis, Simulation and Simulation Software
Mixed · Course · 1 - 4 Weeks