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.

JetBrains
Skills you'll gain: Application Development, Generative AI Agents, Large Language Modeling, Software Development Tools, AI Enablement, IntelliJ IDEA, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Integrated Development Environments, Agentic systems, Software Development, Software Development Life Cycle
Beginner · Course · 1 - 3 Months

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, Cryptography, Transaction Processing, Programming Principles, Encryption, Data Structures, Virtualization and Virtual Machines, Network Protocols, Distributed Computing, Network Architecture, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Power BI, Data Modeling, Data Analysis Expressions (DAX), Data Transformation, Data Manipulation, Data Processing, Big Data, Interactive Data Visualization, Business Intelligence, Data Visualization Software, Data Integration, Time Series Analysis and Forecasting
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Community Development, Sustainable Development, Environmental Policy, Policy Analysis, Sustainable Technologies, Climate Change Mitigation, Public Policies, Emerging Technologies, Scalability, Technology Solutions, Case Studies
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Cloud Management, Dashboard, Resource Utilization, Financial Management, Cost Management, Anomaly Detection, Serverless Computing, Cloud Computing Architecture, Forecasting, Containerization, Change Management, Presentations, Generative AI, Case Studies
Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Embedded Systems, Control Systems, Programmable Logic Controllers, Robotics, Internet Of Things, C (Programming Language), Automation, Simulation and Simulation Software, Integration Testing, Cloud Computing, Electronic Components, Computer Hardware, Matlab
Intermediate · Course · 1 - 4 Weeks

Digital Marketing Institute
Skills you'll gain: Data-Driven Decision-Making, Data Ethics, Customer Analysis, Strategic Marketing, Digital Marketing, Business Analytics, Marketing Analytics, Performance Measurement, Marketing Strategy and Techniques, MarTech, Data Analysis, Pay Per Click Advertising, Data Management, Web Analytics and SEO, Marketing Automation, Cross-Channel Marketing, Growth Strategies, Smart Goals
Beginner · 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

Amazon Web Services
Skills you'll gain: Amazon S3, Cloud Storage, Amazon Web Services, Data Storage Technologies, Data Storage, Disaster Recovery, Data Maintenance
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Web Design, Web Design and Development, Cascading Style Sheets (CSS), Semantic Web, Usability, Javascript, Responsive Web Design, Web Content
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Algebra, Graphing, Advanced Mathematics, Logical Reasoning, General Mathematics, Mathematical Theory & Analysis, Applied Mathematics, Mathematical Modeling, Visualization (Computer Graphics), Correlation Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Color Matching, Cinematography
Beginner · Course · 1 - 4 Weeks