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.

Coursera
Skills you'll gain: Red Hat Enterprise Linux, Linux Administration, Operating System Administration, Linux Servers, Hardening, Linux, Package and Software Management, Systems Administration, System Configuration, Linux Commands, System Monitoring, Servers, Security Controls, User Provisioning, Patch Management, Network Performance Management, Computer Security, Firewall, Cyber Security Assessment, Network Infrastructure
Intermediate · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Fraud detection, Threat Detection, Anomaly Detection, AI Security, Cyber Security Assessment, Machine Learning, Malware Protection, Supervised Learning, Network Security, Machine Learning Algorithms, Computer Security, Statistical Machine Learning, Data Preprocessing, Security Management, Classification Algorithms, Unsupervised Learning, Feature Engineering, Deep Learning, Regression Analysis, Analytical Skills
Intermediate · Course · 1 - 3 Months

Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Ethics, Business Research, Surveys, Survey Creation, Qualitative Research, Data Quality, Persona Development, Sample Size Determination, Data Governance, File Management, Sampling (Statistics), Market Research, Marketing Analytics, Return On Investment, Focus Group, Quantitative Research, General Data Protection Regulation (GDPR), Key Performance Indicators (KPIs), Research Design, Research Methodologies
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Medical Billing, Medical Billing and Coding, Medical Coding, Revenue Cycle Management, ICD Coding (ICD-9/ICD-10), CPT Coding, Medical Office Procedures, Health Information Management and Medical Records, Claims Processing, Billing, Billing & Invoicing, Clinical Documentation, Health Information Management, Electronic Medical Record, Health Administration, Medical Terminology, System Monitoring, Site Reliability Engineering, Adjudication, Ansible
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: PyTorch (Machine Learning Library), Reinforcement Learning, Deep Learning, Model Optimization, Large Language Modeling, Machine Learning Methods, Artificial Intelligence and Machine Learning (AI/ML), Artificial Neural Networks, Fine-tuning, Model Training, Agentic systems, Machine Learning Algorithms, Machine Learning, Python Programming, Applied Machine Learning, Natural Language Processing, Performance Tuning, Algorithms, Model Evaluation, Data Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Closing (Sales), Price Negotiation, Sales Territory Management, Decision Making, B2B Sales, Selling Techniques, Negotiation, Sales Pipelines, General Sales Practices, Enterprise Sales, Sales Strategy, Contract Negotiation, Stakeholder Analysis, Stakeholder Management, Sales Prospecting, Business Communication, Planning, Strategic Decision-Making, Strategic Thinking, Data-Driven Decision-Making
Intermediate · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Model Evaluation, Patient Evaluation, Data Preprocessing, Diagnostic Tests, Convolutional Neural Networks, Image Analysis, Diagnostic Radiology, Predictive Modeling, Risk Modeling, Statistical Machine Learning, Artificial Intelligence, Predictive Analytics, Applied Machine Learning, Medical Imaging, Machine Learning Methods, Computer Vision, Deep Learning, Natural Language Processing, Machine Learning, Radiology
Intermediate · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Project Schedules, Production Schedule, Project Risk Management, Scheduling, Risk Management, Construction Management, Timelines, Lean Methodologies, Construction, Production Planning, Project Estimation, Diagram Design, Project Management Software, Dependency Analysis, Probability & Statistics
Beginner · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: MLOps (Machine Learning Operations), Model Deployment, DevOps, CI/CD, Containerization, Application Deployment, Devops Tools, Cloud Deployment, Continuous Integration, Continuous Deployment, Docker (Software), Model Training, Model Evaluation, Restful API, Version Control, API Testing, Application Programming Interface (API), GitHub, Automation, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: React.js, React Redux, Frontend Performance, Full-Stack Web Development, Unit Testing, Front-End Web Development, Event-Driven Programming, Performance Tuning, Frontend Integration, Context Management, Javascript, Code Reusability, JavaScript Frameworks, Software Testing, Server Side, Web Applications, UI Components, Software Design Patterns, Cascading Style Sheets (CSS), Data Persistence
Intermediate · Specialization · 3 - 6 Months
Madecraft
Skills you'll gain: Data Literacy, Critical Thinking, Data Quality, Analytical Skills, Data Analysis, Data Pipelines, Statistical Analysis, Data Visualization, Business Intelligence, Machine Learning, Data Ethics, Correlation Analysis, Data Governance, Data Integrity, Organizational Strategy, Business Communication, Cross-Functional Collaboration, Professional Development, SQL, Change Management
Beginner · Course · 1 - 3 Months