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: Infrastructure as Code (IaC), Cloud Security, Data Integrity, Data Infrastructure, Cloud Infrastructure, Data Management, Data Security, Infrastructure Security, Encryption, Private Cloud, Security Controls, Network Security, Cloud Storage, Identity and Access Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Amazon Web Services, AWS Identity and Access Management (IAM), Virtual Private Networks (VPN), Identity and Access Management, Cloud Infrastructure, Cloud Computing Architecture, Cloud Computing, Virtual Networking, Network Routing, Network Security, Wide Area Networks, User Accounts, Load Balancing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Hypertext Markup Language (HTML), Interactive Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Medication Administration, Basic Patient Care, Direct Patient Care, Patient Communication, Smart Goals, Nursing and Patient Care, Pharmacology, Clinical Nursing, Professional Development, Nursing Basics, Nursing Administration, Basic Nursing Skills, Care Coordination, Nursing Process, Nursing, Communication, Patient Advocacy, Nursing Care, Teamwork, Nursing Practices
Beginner · Specialization · 1 - 3 Months

University of California San Diego
Skills you'll gain: Bioinformatics, Molecular Biology, Dimensionality Reduction, Unsupervised Learning, Data Analysis, Markov Model, Network Analysis, Biochemistry, Biotechnology, Life Sciences, Infectious Diseases, Microbiology, Statistical Analysis, Biology, Algorithms, Data Preprocessing, Machine Learning, Data Analysis Software, Data Mapping, Python Programming
Beginner · Specialization · 3 - 6 Months

Coursera
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Payment Systems, Risk Analysis, Blockchain, Risk Management, FinTech, Market Liquidity, Cyber Risk, Financial Systems, Financial Regulation, Digital Assets, Taxonomy, Financial Analysis, Regulatory Compliance, Agentic systems, Governance
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Google Analytics, Web Analytics, Web Analytics and SEO, Marketing Analytics, Marketing Channel, Case Studies, Data Presentation, Data-Driven Decision-Making, Business Metrics, Stakeholder Communications, Report Writing, Performance Metric
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Trend Analysis, Financial Data, Market Trend, Data-Driven Decision-Making, Financial Analysis, Data Visualization, Technical Analysis, Financial Market, Matplotlib, Financial Modeling, Correlation Analysis, Pandas (Python Package), Python Programming, Data Manipulation, Jupyter, Data Structures, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: LinkedIn, Coaching, Productivity, Revenue Management, Mentorship, Target Market, Sales Management, Professional Networking, Business Marketing, Client Services, Lead Generation, Social Media, Professional Development, Business Strategy
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Excel Formulas, Microsoft Excel, Spreadsheet Software, Payroll, Productivity Software, Financial Modeling, Data Integrity, Scalability
Advanced · Course · 1 - 4 Weeks

Beginner · Specialization · 3 - 6 Months