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.

Google - Spectrum Sharing
Skills you'll gain: Key Management, Interoperability, Configuration Management, Telecommunications, Wireless Networks, Authorization (Computing), Data Validation
Advanced · Course · 1 - 3 Months

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

Duke University
Skills you'll gain: Matplotlib, Data Visualization, Predictive Modeling, Pandas (Python Package), Data Visualization Software, Predictive Analytics, Regression Analysis, Data Analysis, Data Cleansing, Data Science, Machine Learning Algorithms, Statistical Inference, Statistical Modeling, Probability & Statistics, Classification Algorithms, Python Programming
Intermediate · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Securities (Finance), Portfolio Management, Equities, Investments, Finance, Fixed Asset, Derivatives, Capital Markets, Statistical Methods, Financial Modeling, Risk Analysis, Regression Analysis, Time Series Analysis and Forecasting
Intermediate · Course · 1 - 3 Months

University of the Arts London
Skills you'll gain: Sustainable Development, Corporate Sustainability, Creative Thinking, Sustainability Standards, Systems Thinking, Design, Ideation, Problem Solving, Prototyping, Collaboration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Web Applications, Javascript, Web Development Tools, Restful API, Application Programming Interface (API), Real Time Data, Software Development
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Embeddings, Retrieval-Augmented Generation, Vector Databases, Text Mining, Large Language Modeling, Performance Tuning
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Routing Protocols, Virtual Private Networks (VPN), Network Troubleshooting, Open Shortest Path First (OSPF), Network Engineering, Network Routing, Border Gateway Protocol, TCP/IP, Multiprotocol Label Switching, Network Administration, Network Security, Network Monitoring, Network Performance Management, Dynamic Host Configuration Protocol (DHCP), Authentications, Authorization (Computing)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Web Design, User Interface (UI) Design, UI Components, Usability, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Animations, Web Development
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Jira (Software), Agile Project Management, Backlogs, Kanban Principles, Collaborative Software, Project Management Software, User Story, Project Coordination, Project Management, Agile Methodology, Work Breakdown Structure, Issue Tracking, Organizational Skills, Workflow Management, Prioritization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, 3D Assets, Unreal Engine, Computer Graphics, Graphical Tools, Image Quality, Performance Tuning, Content Management, Data Import/Export
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: HTML and CSS, Responsive Web Design, Web Design, Front-End Web Development, Web Content Accessibility Guidelines, Bootstrap (Front-End Framework), User Interface (UI) Design, Frontend Performance, Usability, Mobile Development, Browser Compatibility, Typography, Scalability
Intermediate · Course · 1 - 4 Weeks