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: Cascading Style Sheets (CSS), JSON, Full-Stack Web Development, Event-Driven Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: People Analytics, Accounts Payable and Receivable, Workday (Software), Accounting Software, Data Analysis Software, Financial Data, Dashboard, General Ledger, Accounting, Data Import/Export, Workflow Management, Management Reporting, Workforce Planning, Business Reporting, Business Process, Data Visualization, Finance
Beginner · Course · 1 - 4 Weeks

JetBrains
Skills you'll gain: Object Oriented Programming (OOP), Data Structures, Software Development Tools
Beginner · Course · 1 - 3 Months

Columbia University
Skills you'll gain: International Finance, Derivatives, Financial Systems, Balance Sheet, Financial Market, Payment Systems, Banking, Capital Markets, Economics, Market Liquidity, Financial Regulation, Finance, Market Dynamics
Mixed · Course · 3 - 6 Months

American Psychological Association
Skills you'll gain: Mental Health Diseases and Disorders, Trauma Care, Mental Health, Psychiatric Assessments, Psychology, Psychotherapy, Mental and Behavioral Health, Cognitive Behavioral Therapy, Stress Management, Cultural Sensitivity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Workday (Software), Payroll Processing, Payroll, Payroll Systems, Payroll Reporting, Benefits Administration, Human Resources Software, Business Reporting, Management Reporting, Ad Hoc Reporting, Workforce Management, Business Process, Compensation and Benefits, Organizational Structure, Staff Management, Data Maintenance
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Design Thinking, Responsible AI, Design, User Experience Design, Creative Design, Design and Product, User Interface and User Experience (UI/UX) Design, Data Ethics, Artificial Intelligence, UI/UX Strategy, Innovation, Machine Learning
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Storytelling, Trustworthiness, Personal Integrity, Compassion, Ethical Standards And Conduct, Optimism, Aesthetics, Positivity, Growth Mindedness, Resilience, Art History, Liberal Arts, Performing Arts, Teaching, Community Development, Creativity, Self-Awareness, Discussion Facilitation, Research, Leadership
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Mobile Security, Cybersecurity, Penetration Testing, Cloud Security, Malware Protection, Cyber Attacks, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Security Testing, Cyber Security Assessment, Information Systems Security, Intrusion Detection and Prevention, Cyber Security Strategy, Threat Detection, Cyber Threat Intelligence, Cyber Threat Hunting, Security Controls, Security Awareness, Cyber Risk, Security Strategy
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Software Architecture, Systems Development Life Cycle, Systems Architecture, Systems Thinking, Software Design Patterns, Stakeholder Communications, Systems Analysis, Application Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Event-Driven Programming, Computer Graphics, Application Development, Software Design, C++ (Programming Language), Microsoft Windows, Maintainability, Software Architecture, Application Lifecycle Management, System Configuration, Performance Tuning
Mixed · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Graph Theory, Algorithms, Network Routing, Programming Principles, Social Network Analysis, Data Structures, Network Analysis
Intermediate · Course · 1 - 3 Months