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.

Skills you'll gain: Google Gemini, Google Cloud Platform, Multimodal Prompts, Generative AI, LLM Application, Prompt Engineering, Application Programming Interface (API), Software Installation
Intermediate · Project · Less Than 2 Hours

Coursera
Skills you'll gain: Exploratory Data Analysis, R Programming, Data Manipulation, Statistical Programming, Data Literacy, Data Analysis, File Management, Integrated Development Environments, Programming Principles, Data Science, Data Structures, Computer Programming
Beginner · Guided Project · Less Than 2 Hours

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Scala Programming, Apache Hadoop, Big Data, Data Manipulation, Distributed Computing, Data Processing, Performance Tuning, SQL, Programming Principles
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Full-Stack Web Development, Web Applications, JavaScript Frameworks, React.js, LLM Application, Web Development, Javascript, Tool Calling, Generative AI Agents, Real Time Data
Beginner · Project · Less Than 2 Hours

Skills you'll gain: JavaScript Frameworks, Web Development Tools, Test Automation, Software Testing, Network Performance Management, Restful API
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Javascript, Back-End Web Development, Server Side, Front-End Web Development, Scripting, Event-Driven Programming, Web Applications, Mobile Development, HTML and CSS, Web Development
Beginner · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Exploratory Data Analysis, Sampling (Statistics), Statistical Inference, R (Software), Probability Distribution, R Programming, Bayesian Statistics, Probability, Data Analysis, Statistical Analysis, Descriptive Statistics
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: LangChain, LLM Application, Tool Calling, Agentic systems, Prompt Engineering, Artificial Intelligence, Generative AI, Large Language Modeling, Semantic Web, Data Store
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Gemini, Multimodal Prompts, Query Languages, Data Manipulation, Data Store, Metadata Management, Text Mining, Cloud API, Generative AI, Google Cloud Platform, Image Analysis, Cloud Computing, Artificial Intelligence
Intermediate · Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Web Applications, Web Language, Javascript, UI Components, Front-End Web Development, Web Development, Object Oriented Programming (OOP), Cascading Style Sheets (CSS), Programming Principles
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Javascript, Cross Platform Development, Web Applications, Node.JS, Web Development, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

University of New Mexico
Skills you'll gain: Web Applications, Full-Stack Web Development, Git (Version Control System), Middleware, Software Architecture, User Interface (UI), Agile Software Development, Application Frameworks, Ajax, Model View Controller, Databases, Relational Databases, Software Development, Ruby on Rails, Software Design Patterns, Cascading Style Sheets (CSS), Javascript
Mixed · Course · 1 - 3 Months