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: PHP (Scripting Language), File I/O, Web Applications, Responsive Web Design, MySQL, Web Design and Development, Server Side, HTML and CSS, Back-End Web Development, Database Development, File Management, Data Structures
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Diversity and Inclusion, Empathy, Cultural Sensitivity, Workplace inclusivity, Social Justice, Cultural Diversity, Social Impact, Cognitive flexibility, Self-Awareness, Innovation, Productivity, Autism Spectrum Disorders
Build toward a degree
Beginner · Course · 1 - 3 Months
Skills you'll gain: Team Building, Team Leadership, Leadership and Management, Rapport Building, Employee Onboarding, Leadership, Recognizing Others, Team Motivation, Performance Analysis, Employee Performance Management, Meeting Facilitation, Constructive Feedback, Safety Culture, Productivity, Workplace inclusivity, Coaching, Empathy, Goal Setting, Planning, Communication
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Recurrent Neural Networks (RNNs), Artificial Intelligence and Machine Learning (AI/ML), Vision Transformer (ViT), PyTorch (Machine Learning Library), Keras (Neural Network Library), Large Language Modeling, Natural Language Processing, Embeddings, Network Model, Network Architecture
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Routing Protocols, Software-Defined Networking, Wide Area Networks, Virtual Networking, Network Troubleshooting, Open Shortest Path First (OSPF), Network Routing, Network Architecture, Network Monitoring, Network Planning And Design, Computer Networking, Virtual Private Networks (VPN), Border Gateway Protocol, Network Performance Management, Network Security, Network Administration, Firewall, Network Infrastructure, Amazon Web Services, Cloud Deployment
Beginner · Specialization · 1 - 3 Months

Logical Operations
Skills you'll gain: Object Oriented Programming (OOP), Data Structures, File I/O, Debugging, Data Processing, Application Development, File Management, File Systems, Programming Principles, Computer Programming, Python Programming, Scripting, Scripting Languages, Operating Systems, Software Development, Virtual Machines, Cross Platform Development
Beginner · Specialization · 1 - 3 Months

Columbia University
Skills you'll gain: Higher Education, Personal Development, Self-Awareness, Academic Advising, Goal Setting, Decision Making, Student Services, Planning, Research, Organizational Skills
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Data Presentation, Data Visualization, Microsoft Excel, Data Visualization Software, Spreadsheet Software, Pivot Tables And Charts, Data Analysis, Data Science, Exploratory Data Analysis, Productivity Software, Microsoft Office, Microsoft 365
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Hugging Face, LLM Application, LangChain, Large Language Modeling, OpenAI, Natural Language Processing, Generative AI Agents, ChatGPT, Responsible AI, Embeddings, Application Programming Interface (API), Text Mining, Restful API, Agentic systems, Open Source Technology, Data Preprocessing, MLOps (Machine Learning Operations), Python Programming, Model Evaluation
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Electrical Wiring, Wire Harnesses, Engineering Documentation, Schematic Diagrams, Engineering Drawings, Electrical Systems, Blueprint Reading, Document Management, Software Documentation, Design Software, Technical Communication, Electrical Equipment, Electrical Safety, Technical Standard, Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Behavior-Driven Development, Apache Maven, API Testing, Test Script Development, Restful API, Test Automation, JSON, Scalability, Test Case, Test Data, Authentications, Java
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Figma (Design Software), Prototyping, Responsive Web Design, UI Components, Layout Design, User Interface (UI) Design, Version Control
Mixed · Course · 1 - 3 Months