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: Data Import/Export, Web Scraping, Tidyverse (R Package), Data Wrangling, Data Integration, Data Manipulation, JSON, Data Transformation, Relational Databases, R (Software), Google Sheets, Unstructured Data, R Programming, Extensible Markup Language (XML), Spreadsheet Software, Databases, SQL, Data Structures, File I/O, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: LangChain, Prompt Engineering, LLM Application, Large Language Modeling, Retrieval-Augmented Generation, Vector Databases, Tool Calling, Embeddings, OpenAI API, ChatGPT, Google Gemini, AI Workflows, Generative AI Agents, Token Optimization, Agentic Workflows
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Bioinformatics, Scientific Visualization, Data Access, Extensible Languages and XML, Extensible Markup Language (XML), Data Visualization, Database Software, Data Manipulation, File I/O, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Exploratory Data Analysis, Statistical Modeling, Regression Analysis, Data Visualization, Model Evaluation, Data Analysis, Statistical Methods, Scatter Plots, Statistical Software, R Programming, Statistical Analysis, Plot (Graphics), R (Software), Predictive Modeling, Ggplot2, Statistical Programming
Beginner · Guided Project · Less Than 2 Hours
CertNexus
Skills you'll gain: Extract, Transform, Load, Data Preprocessing, Data Cleansing, Data Processing, Data Transformation, Data Integration, Data Import/Export, Data Mining
Intermediate · Course · 1 - 4 Weeks
University of Pennsylvania
Skills you'll gain: Return On Investment, Capital Budgeting, Finance, Financial Modeling, Corporate Finance, Financial Management, Financial Analysis, Business Valuation, Financial Market, Cash Flows, Cash Flow Forecasting, Financial Forecasting, Securities (Finance)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Back-End Web Development, Server Side, Full-Stack Web Development, Middleware, Authentications, API Design, Application Programming Interface (API), User Accounts, Databases, JavaScript Frameworks, GitHub, Development Environment, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, C# (Programming Language), Cloud Storage, Cloud Development, Cloud Applications, Distributed Computing, Communication Systems, Event-Driven Programming, Communication, Real Time Data, Data Management
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Debugging, Computer Programming Tools, Algorithms, Programming Principles, Computational Thinking, Diversity Awareness, Digital pedagogy, Program Development, Technical Communication, Event-Driven Programming, Computer Programming, Computational Logic, Education Software and Technology, Collaborative Software, Cultural Responsiveness, Code Review, Diversity Equity and Inclusion Initiatives, Computer Science, Software Documentation, Brainstorming
Beginner · Specialization · 3 - 6 Months

Clemson University
Skills you'll gain: Data Structures, Algorithms, Theoretical Computer Science, Computer Programming, Computer Science, Probability, Design Strategies, Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, File I/O, Computer Programming, Microsoft Visual Studio, Computer Programming Tools, Integrated Development Environments, System Programming, Programming Principles, Apple Xcode, Code Reusability, Development Environment, Algorithms, File Systems, Software Design Patterns, Data Structures, Performance Tuning, Debugging, File Management
Intermediate · Specialization · 3 - 6 Months

Epic Games
Skills you'll gain: Unreal Engine, Game Design, Data Management, Blueprinting, Video Game Development, Scripting, Event-Driven Programming, C++ (Programming Language)
Beginner · Course · 1 - 4 Weeks