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: Data Structures, C++ (Programming Language), C and C++, Programming Principles, Algorithms, Theoretical Computer Science, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Cybersecurity, Network Security, Internet Of Things, Infrastructure Security, Communication Systems, Wireless Networks, Cloud Computing Architecture, Network Architecture, General Networking, Network Infrastructure, Hardware Architecture, Distributed Computing, Information Privacy
Beginner · Course · 1 - 4 Weeks

Dassault Systèmes
Skills you'll gain: SolidWorks (CAD), 3D Modeling, Computer-Aided Design, Assembly Drawing, Mechanical Design, Engineering Design Process, Mechanical Engineering
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Services, Restful API, Apache Maven, Spring Boot, Spring Framework, Gradle, Simple Object Access Protocol (SOAP), Java Platform Enterprise Edition (J2EE), Java, API Design, Application Frameworks, Secure Coding, Object-Relational Mapping, Data Persistence, JSON, Extensible Markup Language (XML)
Intermediate · Course · 3 - 6 Months

University of Maryland, College Park
Skills you'll gain: No-Code Development, Application Development, User Experience, User Interface (UI), Data Modeling, Sprint Retrospectives, Platform As A Service (PaaS), Product Lifecycle Management, Service Recovery, Digital Transformation, Application Design, Drive Engagement, Technology Solutions, User Feedback, Cloud-Based Integration, Customer Engagement, Application Deployment, Technical Product Management, System Implementation, Systems Integration
Beginner · Specialization · 3 - 6 Months

Interactive Brokers
Skills you'll gain: Investments, Portfolio Management, Risk Management, Equities, Market Trend, Performance Analysis, Stock Rotation, Business Economics, Market Dynamics, Market Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Responsible AI, Exploratory Data Analysis, AI Enablement, Data-Driven Decision-Making, Artificial Intelligence, Pandas (Python Package), Automation, Data Cleansing, Data Preprocessing, Data Visualization Software, Descriptive Statistics, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Sarbanes Oxley Act (SOX) Compliance, Governance, Financial Regulations, Regulatory Compliance, Compliance Management, Business Ethics, Risk Management, Stakeholder Management, Corporate Strategy, Internal Controls, Accountability, Auditing, Compensation Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Expense Management, Microsoft Power Platform, No-Code Development, Microsoft 365, Microsoft Excel, UI/UX Strategy, Application Development
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Azure, Data Security, Relational Databases, Disaster Recovery, Cloud Management, Databases, System Monitoring, Data Storage, Data Management, Microsoft SQL Servers, Cloud Storage, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Legal Technology, Legal Writing, Design Thinking, Design, User Experience Design, Human Centered Design, Driving engagement, Project Management
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Debugging, HTML and CSS, Web Development, Mobile Development, Database Application, Responsive Web Design, Real Time Data, User Interface (UI) Design, Secure Coding, Javascript, Data Storage Technologies
Intermediate · Course · 1 - 4 Weeks