A/B testing courses can help you learn experimental design, statistical analysis, and user behavior insights. You can build skills in hypothesis formulation, result interpretation, and optimizing conversion rates. Many courses introduce tools like Google Optimize, Optimizely, and Adobe Target, which facilitate the implementation of tests and analysis of outcomes, allowing you to apply your skills in real-world marketing and product development scenarios.

Skills you'll gain: Containerization, Kubernetes, Docker (Software), Cloud Deployment, Cloud-Native Computing, Google Cloud Platform, Cloud Applications, Cloud Computing, Application Deployment, Scalability, Public Cloud, Node.JS, Cloud Storage
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Facebook, Personalized Campaigns, Target Audience, Customer Communications Management, Social Media, Social Media Management, Social Media Marketing, Social Media Content, Needs Assessment, Drive Engagement, Web Presence, Brand Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Open Web Application Security Project (OWASP), API Design, Application Programming Interface (API), Application Security, Secure Coding, Security Controls, Vulnerability Assessments, Authorization (Computing), Hardening, Cryptographic Protocols, Cryptography, Authentications, Exploitation techniques
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Rust (Programming Language), Command-Line Interface, Other Programming Languages, Package and Software Management, Memory Management, Go (Programming Language), Programming Principles, Program Development, C (Programming Language), Secure Coding, Software Development, Computer Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Animations, 3D Modeling, Computer Graphic Techniques, 3D Assets, Post-Production, Computer Graphics, Visualization (Computer Graphics), Graphical Tools, Motion Graphics, File Management, Graphics Software, Video Production
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: AI Orchestration, AI Workflows, Generative AI Agents, LLM Application, Agentic systems, Tool Calling, Context Management, Retrieval-Augmented Generation, Data Persistence
Beginner · Course · 1 - 3 Months

Skills you'll gain: Enterprise Risk Management (ERM), Continuous Monitoring, Medical Privacy, Risk Management, Risk Management Framework, Health Information Management, Governance Risk Management and Compliance, Operational Risk, Health Care Procedure and Regulation, Risk Mitigation, Risk Control, Information Privacy, Security Management, Patient Safety, ISO/IEC 27001, Internal Controls, Information Systems Security, Security Controls, Information Assurance, Data Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: Incident Response, Continuous Monitoring, Cybersecurity, Cyber Security Assessment, Cyber Attacks, Event Monitoring, Data Security, Vulnerability, System Monitoring, Analysis, Network Security, Network Monitoring, Criminal Investigation and Forensics, Linux Commands, System Configuration, Bash (Scripting Language), Python Programming, Scripting, Linux, Scripting Languages
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Responsive Web Design, Email Automation, Order Management, UI Components, Payment Processing, Data Validation, Order Processing, User Interface (UI) Design, Web Design and Development, Search Engine Optimization, Web Applications, JavaScript Frameworks, Authentications, React.js, E-Commerce, Order Delivery, Web Analytics and SEO, PostgreSQL, Credit/Debit Card Processing
Intermediate · Specialization · 3 - 6 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Semiconductors, Electronic Components, Power Electronics, Electronic Systems, Electronics, Electrical Engineering, Electronics Engineering, Mathematical Modeling, Engineering Analysis, Physics, Computational Logic
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MySQL Workbench, Data-Driven Decision-Making, Exploratory Data Analysis, MySQL, Data Analysis, Query Languages, SQL, Analytical Skills, Database Software, Technical Communication, Relational Databases
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Feature Engineering, Model Evaluation, Predictive Modeling, Model Deployment, Model Training, Predictive Analytics, R (Software), R Programming, Data Analysis, Statistical Analysis, Data Wrangling, Data Cleansing, Data Manipulation, Classification Algorithms, Data Import/Export, Data Preprocessing, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours