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: Financial Forecasting, Financial Modeling, Risk Analysis, Risk Modeling, Forecasting, Cash Flow Forecasting, Simulation and Simulation Software, Microsoft Excel, Financial Analysis, Trend Analysis, Probability Distribution, Time Series Analysis and Forecasting, Data Analysis
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Splunk, Performance Tuning, Scalability, Data Pipelines, Real Time Data, Distributed Computing, System Monitoring, Debugging, Data Processing, Query Languages, Configuration Management
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Vector Databases, Query Languages, Embeddings, Database Management, Database Design, Docker (Software), Data Management, Restful API, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Sales Strategy, Price Negotiation, Customer Retention, Product Strategy, Upselling, Coaching, Case Studies, E-Commerce, Customer Relationship Building, Service Design
Mixed · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: R Programming, R (Software), Plot (Graphics), Data Visualization, Statistical Visualization, Statistical Modeling, Data Analysis, Data Science, Statistical Analysis, Data Import/Export, Statistical Machine Learning, Machine Learning Methods, Machine Learning, Decision Tree Learning, Machine Learning Algorithms, Regression Analysis, Data Structures, Computer Programming, Computer Programming Tools, Software Development
Mixed · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Microsoft SQL Servers, SQL, Query Languages, Transaction Processing, Database Management, Data Manipulation, Relational Databases, Databases, Database Design, Database Software, Data Management, Data Integrity, Performance Tuning
Mixed · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Social Media Marketing, Copywriting, Social Media, Social Media Strategy, Advertising, Professional Networking, Digital Advertising, AI Personalization, Content Creation, Drive Engagement
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Keyword Research, Search Engine Optimization, Web Analytics and SEO, Digital Marketing, Auditing, Software Development Tools, Paid media, Test Tools, Performance Analysis, Process Optimization, Performance Improvement, Performance Appraisal, Prioritization
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Electronics Engineering, Hardware Design, Electronic Components, Schematic Diagrams, Electrical Engineering, Engineering Design Process, Wiring Diagram, Engineering Documentation, Computer-Aided Design, Design Software, Simulation and Simulation Software, Thermal Management, Manufacturing and Production, Debugging
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Data Modeling, Data Analysis, Microsoft Excel, Interactive Data Visualization, Advanced Analytics, Business Intelligence, Data Analysis Software, Statistical Analysis, Time Series Analysis and Forecasting, Microsoft PowerPoint, Microsoft 365, Microsoft Office, Query Languages
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Building Services Engineering, HVAC, Thermal Management, Building Design, Energy and Utilities, Electrical Systems, Architectural Engineering, Climate Change Mitigation, Electric Power Systems, Construction, Sustainable Technologies, Control Systems
Intermediate · Course · 1 - 3 Months

Skills you'll gain: People Management, Scope Management, Project Scoping, Project Management Institute (PMI) Methodology, Project Schedules, Scheduling, Team Leadership, Procurement, Project Management, Requirements Management, Agile Project Management, Cost Management, Stakeholder Engagement, Stakeholder Management, Business Process, Project Risk Management, Quality Management, Quality Assurance and Control, Risk Management, Communication Strategies
Beginner · Course · 1 - 3 Months