R courses can help you learn data manipulation, statistical analysis, data visualization, and programming fundamentals. You can build skills in creating reproducible research, performing regression analysis, and implementing machine learning algorithms. Many courses introduce tools like RStudio and packages such as ggplot2 and dplyr, which enhance your ability to analyze datasets and present findings effectively.

Johns Hopkins University
Skills you'll gain: Calculus, Integral Calculus, Applied Mathematics, Graphing, Numerical Analysis, Python Programming, Advanced Mathematics, Mathematical Software, Mathematical Modeling, Derivatives, Programming Principles
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Restful API, ASP.NET, Model View Controller, JSON, API Design, Web Services, Middleware, Back-End Web Development, Server Side, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Django (Web Framework), Postman API Platform, Restful API, Data Validation, Authentications, Authorization (Computing), Application Programming Interface (API), API Design, JSON, Object-Relational Mapping, Model View Controller, Python Programming
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Cloud Development, Continuous Deployment, Development Environment, Application Deployment, Cloud Deployment, Docker (Software), Containerization, ASP.NET, Platform As A Service (PaaS), Scalability, Microsoft Visual Studio, Web Applications, Integrated Development Environments
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Secure Coding, Penetration Testing, Front-End Web Development, Application Development, Application Design, Security Testing, Application Security, Development Environment, Web Development, Software Development Tools, Cyber Security Assessment, Payment Systems, Continuous Monitoring, Authorization (Computing), User Interface (UI), Incident Response, Role-Based Access Control (RBAC), Application Deployment, Transaction Processing
Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LangChain, JavaScript Frameworks, LLM Application, Node.JS, Prompt Engineering, AI Orchestration, Python Programming
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: React.js, JavaScript Frameworks, Data Persistence, Javascript, Context Management, Web Development
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Operations Research, Resource Allocation, Simulation and Simulation Software, Microsoft Excel, Business Analytics, Data-Driven Decision-Making, Business Risk Management, Transportation Operations, Analytics, Risk Analysis, Process Optimization, Statistical Methods, Business Modeling, Logistics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Object Oriented Programming (OOP), Eclipse (Software), Java, Java Programming, JUnit, HTML and CSS, Test Automation, Software Testing, Test Script Development, Integrated Development Environments, Test Data, Test Tools, Browser Compatibility, Computer Programming, Web Development, Programming Principles, Test Case, Software Design, Development Environment
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Agile Methodology, Scrum (Software Development), Software Testing, Agile Software Development, Embedded Systems, Docker (Software), Git (Version Control System), Linux Administration, System Programming, Linux, C++ (Programming Language), Internet Of Things, File Systems
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Model Context Protocol, AI Security, Threat Modeling, AI Workflows, Secure Coding, LLM Application, Enterprise Architecture, Generative AI Agents, Security Controls, Interoperability, Agentic systems, Generative AI
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Test Automation, Test Script Development, Application Programming Interface (API), Test Case, Restful API, Software Testing, Configuration Management, Java Programming
Intermediate · Guided Project · Less Than 2 Hours