Ruby courses can help you learn object-oriented programming, web application development, and scripting. You can build skills in writing clean, maintainable code, debugging, and using frameworks like Ruby on Rails for rapid application development. Many courses also introduce tools such as Git for version control and testing frameworks like RSpec, that support ensuring code quality and collaboration in software projects.

Johns Hopkins University
Skills you'll gain: Ggplot2, Software Documentation, Open Source Technology, R (Software), Plot (Graphics), Tidyverse (R Package), Package and Software Management, Web Scraping, Data Manipulation, Data Visualization Software, Leaflet (Software), R Programming, Data Wrangling, Data Visualization, Data Preprocessing, Technical Documentation, Visualization (Computer Graphics), Unit Testing, Object Oriented Programming (OOP), Object Oriented Design
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Data Flow Diagrams (DFDs), Prompt Engineering, AI Integrations, Generative AI, Embeddings, Diagram Design, Large Language Modeling, Vector Databases, Data Pipelines, Applied Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: R (Software), Data Manipulation, Web Scraping, R Programming, Data Analysis, Data Science, Data Structures, Data Import/Export, Programming Principles, Jupyter, File I/O, Integrated Development Environments, Debugging
Beginner · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Software Installation, Programming Principles, Other Programming Languages, Functional Design, Computer Programming, Ruby (Programming Language), Theoretical Computer Science, Object Oriented Programming (OOP), Code Reusability, Development Environment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Gemini, Model Deployment, Generative AI, Google Gemini, Generative AI Agents, Generative Model Architectures, Prompt Patterns, Cloud Deployment, Model Optimization, Application Deployment, LLM Application, Artificial Intelligence and Machine Learning (AI/ML), Large Language Modeling, Google Cloud Platform, Artificial Intelligence, AI Personalization, Python Programming, Software Development Tools, Cloud Platforms
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Generative AI Agents, Google Cloud Platform, Cloud Security, Google Workspace, Agentic Workflows, AI Workflows, Agentic systems, Data Access, LLM Application, Large Language Modeling, Enterprise Security, Data Store, Data Integration, Artificial Intelligence, Case Studies, Data Security, Authorization (Computing), Application Deployment, Retrieval-Augmented Generation
Beginner · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Structures, Algorithms, Programming Principles, Functional Design, Java Programming, Other Programming Languages, Performance Tuning, Performance Testing
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: LangGraph, AI Orchestration, LangChain, AI Workflows, LLM Application, Agentic Workflows, Agentic systems, Tool Calling, Generative AI Agents, Model Deployment, Large Language Modeling, Artificial Intelligence, Context Management, Data Persistence, Business Logic, Enterprise Architecture, Debugging
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Big Data, Google Cloud Platform, Marketing Analytics, Generative AI, Data-Driven Marketing, Applied Machine Learning, Data Analysis, Predictive Analytics, Forecasting, Predictive Modeling, Query Languages, SQL
Beginner · Course · 1 - 4 Weeks
University of London
Skills you'll gain: Applied Machine Learning, Model Evaluation, Model Training, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Machine Learning, Computer Vision, AI literacy, Image Analysis, Machine Learning Algorithms, Feature Engineering, Data Literacy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, LLM Application, Embeddings, AI Integrations, Large Language Modeling, Data Integration, Graph Theory, Query Languages, Interactive Data Visualization, Development Environment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Statistical Analysis, Data Analysis, Model Evaluation, Data Transformation, R Programming, Data Visualization, Regression Analysis, Predictive Modeling, Statistical Methods, R (Software), Data Manipulation, Plot (Graphics), Data Science, Box Plots, Statistical Visualization, Correlation Analysis, Model Training, Tidyverse (R Package)
Intermediate · Course · 1 - 3 Months