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.

University of Colorado Boulder
Skills you'll gain: Semiconductors, High Voltage, Power Electronics, Electronic Components, Electrical Engineering, Electronics Engineering, Electronics, Electrical Power, Simulation and Simulation Software, Materials science, Engineering Analysis, Engineering Calculations
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Power BI, Data Transformation, Data Manipulation, Data Wrangling, Data Visualization Software, Data Cleansing, Data Visualization, Data Storytelling, Microsoft Power Platform, Interactive Data Visualization, Data Presentation, Business Intelligence, Data Analysis, Data Analysis Software, Microsoft Excel, Data Quality, Query Languages, Microsoft PowerPoint, Microsoft 365
Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, HTML and CSS, Professional Development, Web Presence, Web Development, Javascript, GitHub, Data Structures, Programming Principles
Intermediate · Course · 1 - 4 Weeks

ISC2
Skills you'll gain: Cloud Computing Architecture, Cloud Computing, Cloud Standards, Cloud Infrastructure, Cloud Services, Resource Allocation, Cloud Security, Infrastructure As A Service (IaaS), Virtualization and Virtual Machines, Cloud Deployment, Virtualization, Hybrid Cloud Computing, Containerization, Software As A Service, Platform As A Service (PaaS), Brokerage, Scalability
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Governance Risk Management and Compliance, Compliance Management, Risk Management Framework, Responsible AI, Risk Control, Risk Management, Model Evaluation, Risk Mitigation, Governance, Regulatory Compliance, Risk Analysis, Corrective and Preventive Action (CAPA), Continuous Monitoring, Process Validation, Gap Analysis, Verification And Validation, Auditing, Key Performance Indicators (KPIs), Project Documentation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Search Engine Optimization, Web Analytics and SEO, Content Optimization, Auditing, Information Architecture, Web Analytics, Extensible Markup Language (XML), Frontend Performance, Digital Marketing Tools, Analysis, Prioritization, Performance Metric
Beginner · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Manufacturing and Production, Production Process, Manufacturing Processes, Manufacturing Operations, Quality Control, Energy and Utilities, Operations, Workforce Development, Training Programs, Supply Chain, Environmental Issue, Electric Power Systems, Workforce Planning, Sustainable Technologies, Supply Chain Management
★ 5 (6) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Deepseek, DeepSeek API, LangChain, LLM Application, Generative AI Agents, Prompt Engineering Tools, Model Evaluation, Fine-tuning, Agentic systems, Model Optimization
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: LinkedIn, Coaching, Customer Acquisition Management, Productivity, Program Management, Web Presence, Revenue Management, Mentorship, Target Market, Business Development, Growth Strategies, Professional Development, Marketing Strategies
Mixed · Course · 1 - 3 Months

Skills you'll gain: AI Workflows, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.6 (12) · Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Design and Development, AI Integrations, Web Design, Front-End Web Development, Web Development, Web Frameworks, Artificial Intelligence, AI literacy
★ 4.8 (8) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Figma (Design Software), User Interface (UI), User Interface and User Experience (UI/UX) Design, User Interface (UI) Design, Responsive Web Design, User Experience Design, Usability, Web Design, User Experience, User Centered Design, UI Components, Interactive Design, Prototyping, Design Elements And Principles, Collaborative Software, Graphic and Visual Design, Layout Design, Scalability
★ 4.7 (12) · Beginner · Course · 1 - 4 Weeks