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.

Scrimba
Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Software Documentation, Technical Documentation, Web Development, Technical Writing
★ 4.3 (11) · Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LangChain, JavaScript Frameworks, LLM Application, Large Language Modeling, AI Orchestration, Python Programming
★ 4.7 (26) · Intermediate · Project · Less Than 2 Hours

Logical Operations
Skills you'll gain: R (Software), Data Processing, R Programming, Data Manipulation, Data Structures, Statistical Programming, Data Analysis, Computational Logic, Data Analysis Software, Data Preprocessing, Software Installation, Data Science, Development Environment, Computer Programming, Program Development, Computer Programming Tools, Software Development
Mixed · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Full-Stack Web Development, Retrieval-Augmented Generation, Web Applications, JavaScript Frameworks, React.js, LLM Application, Web Development, Javascript, Tool Calling, Agentic Workflows, Generative AI Agents, Data Persistence
★ 4.7 (16) · Beginner · Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: R (Software), Tidyverse (R Package), Web Scraping, Data Manipulation, Data Wrangling, R Programming, Data Transformation, Memory Management, Data Cleansing, Data Science, Statistical Programming, Data Integration, Data Processing, Text Mining, Data Import/Export, Web Services, Data Analysis, Data Structures, Application Programming Interface (API)
★ 4.3 (1.2K) · Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Generative AI Agents, AI Workflows, Agentic Workflows, Security Controls, Google Cloud Platform, Authorization (Computing), Agentic systems, Enterprise Architecture, AI Integrations, Authentications, LLM Application, Application Deployment, Enterprise Security, Data Integration, Data Access, Cloud Security, Cloud Infrastructure, Case Studies, Analysis
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Retrieval-Augmented Generation, Embeddings, Vector Databases, Generative AI, Gemini, Google Gemini, Large Language Modeling, AI Workflows, Data Pipelines, Google Cloud Platform
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Gemini, Google Gemini, Multimodal Prompts, Retrieval-Augmented Generation, Data Store, Embeddings, Metadata Management, Image Analysis, Large Language Modeling, Prompt Engineering, Cloud Computing, Artificial Intelligence
★ 3.9 (10) · Intermediate · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Test Script Development, Google Cloud Platform, Test Case, Software Development Life Cycle, Test Automation, Web Applications, Application Development, Query Languages, Debugging
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Software Development Life Cycle, Google Cloud Platform, Development Testing, Web Applications, Application Development, Query Languages, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JavaScript Frameworks, Test Automation, API Testing, Test Tools, Ajax, Software Testing, Scenario Testing, Restful API
★ 4.3 (10) · Advanced · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Authentications, Google Cloud Platform, Authorization (Computing), Google Workspace, Agentic Workflows, AI Workflows, Data Access, Generative AI Agents, Cloud Security, Data Sharing, Large Language Modeling, Data Governance, LLM Application, Data Management, Data Integration, Agentic systems, Case Studies, Data Store
Beginner · Course · 1 - 3 Months