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: Bash (Scripting Language), Linux Commands, Shell Script, Unix Shell, Linux Administration, Scripting, Network Troubleshooting, Command-Line Interface, Systems Administration, Virtual Machines, Virtualization, Software Installation, System Monitoring, File Management, User Accounts
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Version Control, Software Documentation, Microsoft Copilot, Microsoft Visual Studio, Program Development, Statistical Analysis, Development Environment, Descriptive Statistics, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Peer Review, Data Literacy, Research, Quantitative Research, Report Writing, Analytical Skills, Data Analysis, Research Methodologies, Statistical Analysis
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), Browser Compatibility, Animations, HTML and CSS, Frontend Performance, Responsive Web Design, Web Design, Web Development
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Classification Algorithms, Dimensionality Reduction, Data Analysis, Supervised Learning, Anomaly Detection, Machine Learning, Statistical Analysis, Unsupervised Learning, Data Mining, Analytics, Predictive Modeling, Model Evaluation, Regression Analysis, Exploratory Data Analysis, Project Planning, Feature Engineering
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Audit Planning, Enterprise Architecture, Compliance Management, Regulatory Compliance, Quality Assurance, Enterprise Risk Management (ERM), Quality Management
Intermediate · Course · 1 - 4 Weeks

Mixed · Course · 1 - 4 Weeks

Council on Foreign Relations
Skills you'll gain: International Relations, Diplomacy, World History, Political Sciences, International Finance, Public Policies, Policy Development, Policy Analysis, Public Health, Economic Development, Governance, Social Sciences, Immigration Law, Culture, Socioeconomics, Policty Analysis, Research, and Development, Economics, Negotiation, Decision Making, Strategic Thinking
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Blockchain, Programming Principles, Computational Logic, Software Development Tools, Development Environment, Secure Coding, Business Logic, Other Programming Languages, Program Development, Data Structures, Data Management, Development Testing, Debugging
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Data Preprocessing, Large Language Modeling, Data Import/Export, Artificial Intelligence and Machine Learning (AI/ML), Applied Machine Learning, Data Quality, Data Analysis, Natural Language Processing, Classification Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Anthropic Claude, Business Intelligence, Data Presentation, Data Visualization, Trend Analysis, Sales, Business Analytics, Sales Strategy, Data-Driven Decision-Making, Data Analysis, Business Strategy, Business Analysis, AI Enablement
Intermediate · Guided Project · Less Than 2 Hours