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: Kubernetes, Release Management, Cloud Infrastructure, Software Installation, Application Lifecycle Management, Performance Tuning, Cloud Computing, General Networking, Systems Architecture, Software Architecture, Network Model, Memory Management
★ 4.2 (68) · Intermediate · Specialization · 3 - 6 Months

Yale University
Skills you'll gain: Sustainable Systems, Environmental Science, Natural Resource Management, Environment, Environment and Resource Management, Anthropology, Sustainable Development, Human Development, Culture, Community Organizing, Life Sciences, Teaching, Lecturing, Storytelling, Biology, Systems Thinking, Education and Training, Creativity, Physics
★ 4.8 (164) · Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Climate Change Programs, Environment, Environmental Regulations, Sustainable Development, Sustainable Systems, Environmental Policy, Climate Change Mitigation, Environmental Issue, Environmental Laws, Energy and Utilities, Environment Health And Safety, Climate Change Adaptation, Environment and Resource Management, Public Health and Disease Prevention, Mitigation, Environmental Science, Health Assessment, Sustainability Standards, Public Health, Pollution Prevention
★ 4.9 (96) · Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: MLOps (Machine Learning Operations), Continuous Delivery, Applied Machine Learning, Cloud Engineering, Google Cloud Platform, Model Deployment, Cloud Applications, Cloud API, Cloud Deployment, Machine Learning, Microsoft Azure, Model Training, AI Workflows, Software Engineering, Computer Vision, Application Programming Interface (API)
★ 4.5 (96) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Azure Active Directory, Role-Based Access Control (RBAC), Microsoft Azure, Single Sign-On (SSO), Active Directory, Cloud Management, Identity and Access Management, Authorization (Computing), Authentications, Multi-Factor Authentication, User Provisioning, Data Governance, Cloud Services, Security Controls
★ 4.2 (80) · Intermediate · Course · 1 - 4 Weeks

Tel Aviv University
Skills you'll gain: Economics, Economics, Policy, and Social Studies, Tax, Economic Development, Social Justice, Socioeconomics, Public Policies, Tax Planning, Policy Analysis, Income Tax
★ 4.6 (136) · Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: AI Integrations, AI Personalization, Generative AI, Generative Model Architectures, AI Enablement, Strategic Thinking, AI Product Strategy, Business Transformation, Data Integration, Case Studies, Technology Strategies, ChatGPT, Innovation, Digital Transformation, Large Language Modeling, Business Process Management
★ 4.7 (92) · Beginner · Course · 1 - 4 Weeks

Alibaba Cloud Academy
Skills you'll gain: Relational Databases, Plot (Graphics), Load Balancing, Data Visualization Software, Cloud Security, Network Security, Cloud Management, Cloud Computing, Cloud Hosting, Databases, Big Data, Database Management, General Networking, IT Security Architecture, Apache Hadoop, Cloud Infrastructure, Cloud Platforms, Operating System Administration, Apache Spark, Machine Learning
★ 4.6 (145) · Beginner · Specialization · 3 - 6 Months

Saïd Business School, University of Oxford
Skills you'll gain: Machine Learning Methods, Financial Services, Artificial Intelligence, Responsible AI, FinTech, Financial Data, Banking Services, Decision Intelligence, Financial Regulation, Banking, Fraud detection, Machine Learning, Data Ethics, Natural Language Processing, AI Personalization, Deep Learning, Credit Risk, Case Studies, Algorithms, Data Management
★ 4.7 (87) · Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Chemical Engineering, Process Engineering, Occupational Hygiene, Hazard Communication (HazCom), Hazard Analysis, Chemical and Biomedical Engineering, Occupational Health, Health And Safety Standards, Environment Health And Safety, Safety Assurance, Chemistry, Safety Training, Safety Standards, Accident Prevention, Equipment Design, Risk Control
★ 4.8 (70) · Intermediate · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Liberal Arts, Social Studies, Culture, World History, Cultural Diversity, Intercultural Competence, Diversity Awareness, Social Justice, European History, Social Impact, Political Sciences, Ethical Standards And Conduct
★ 4.6 (105) · Mixed · Course · 1 - 3 Months

Yale University
Skills you'll gain: Negotiation, Price Negotiation, Conflict Management, Sales, Persuasive Communication, Communication, Closing (Sales), Collaboration, Value Propositions, Team Collaboration, Strategic Thinking, Behavioral Economics, Psychology, Active Listening
★ 5 (46) · Beginner · Course · 1 - 3 Months