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.

University of Illinois Urbana-Champaign
Skills you'll gain: Life Sciences, Molecular Biology, Biotechnology, Biological Engineering, Biology, Physiology, Sustainable Development, Medical Science and Research, Environmental Science, Cell Biology, Microbiology, Behavioral Health, Research
★ 4.6 (331) · Beginner · Course · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Application Design, Software Design Patterns, Functional Design, Other Programming Languages, Event-Driven Programming, Functional Testing, Java, Programming Principles, Performance Tuning, Data Structures
★ 4.5 (3.1K) · Intermediate · Course · 1 - 3 Months

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, grep, Text Mining, Data Import/Export, Web Services, Data Analysis, Data Structures
★ 4.3 (1.2K) · Intermediate · Course · 1 - 3 Months

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, Data Transformation, Network Performance Management, Data Persistence, Data Analysis, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Back-End Web Development, User Accounts, Server Side, Swift Programming, Full-Stack Web Development, Web Development, Programming Principles, Real Time Data, iOS Development, Apple iOS, Frontend Integration, Web Applications, Restful API, Authentications, Data Management, UI Components, User Interface (UI), Data Security
Advanced · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Ruby (Programming Language), Other Programming Languages, Object Oriented Programming (OOP), Object Oriented Design, Computer Programming, Programming Principles, Functional Design, Computational Thinking, Code Reusability
★ 4.9 (463) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Google Gemini, Gemini, Google Cloud Platform, Cloud Applications, Cloud Development, Generative AI, Application Design, Application Development, Software Architecture, Software Development Tools, Integrated Development Environments
Beginner · Course · 1 - 4 Weeks

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

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

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Data Access, Generative AI Agents, Application Deployment, Cloud Security, Agentic Workflows, Data Management, AI Workflows, Enterprise Application Management, Enterprise Architecture, Solution Architecture, Google Cloud Platform, Authorization (Computing), Systems Architecture, Authentications, Security Controls, LLM Application, Workflow Management, Data Integration
Beginner · Course · 1 - 3 Months

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

Skills you'll gain: iOS Development, Apple iOS, Responsive Web Design, Swift Programming, Mobile Development, User Interface (UI) Design, User Interface (UI), UI Components
Intermediate · Course · 1 - 4 Weeks