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: 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

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, Authentications, Google Cloud Platform, Authorization (Computing), Google Workspace, Agentic Workflows, AI Workflows, Data Access, Generative AI Agents, Cloud Security, Data Sharing, Data Governance, Enterprise Application Management, Data Management, Data Integration, Agentic systems, AI Integrations, Case Studies, Data Storage Technologies, AI Security
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Recurrent Neural Networks (RNNs), Deep Learning, Natural Language Processing, Artificial Neural Networks, Algorithms
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Debugging, Development Environment, Javascript, Computer Programming Tools, Visualization (Computer Graphics), Program Development, JavaScript Frameworks, Computer Graphics, Software Development Tools, Computer Programming, Event-Driven Programming, Interactive Design, Human Computer Interaction, Programming Principles, Data Management, Maintainability
★ 4.1 (936) · Beginner · Course · 1 - 4 Weeks
Macquarie University
Skills you'll gain: Dashboard, Excel Formulas, Spreadsheet Software, Data Storytelling, Data Cleansing, Microsoft Excel, Data Visualization, Business Intelligence, Data Maintenance, Data Modeling, Fiscal Management, Data Integrity, Data Management, Finance, Automation, Depreciation
Intermediate · Course · 1 - 3 Months

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

Skills you'll gain: Google Gemini, Gemini, Generative AI, LLM Application, Prompt Engineering, AI Integrations, Artificial Intelligence, Google Cloud Platform, AI Personalization, Large Language Modeling
Beginner · Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Hypertext Markup Language (HTML), Web Development Tools, Web Content Accessibility Guidelines, HTML and CSS, Web Design and Development, Web Design, Web Development, Front-End Web Development, Semantic Web, Cascading Style Sheets (CSS), Web Presence, Web Servers, File Transfer Protocol (FTP)
★ 4.9 (26) · Mixed · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Swift Programming, iOS Development, Apple Xcode, Mobile Development, Objective-C (Programming Language), Object Oriented Programming (OOP), Memory Management, Application Development, Development Environment, Programming Principles, Integrated Development Environments, Image Analysis, Computer Programming, Functional Design
★ 3.9 (1.4K) · Mixed · Course · 1 - 3 Months

Duke University
Skills you'll gain: Rust (Programming Language), Command-Line Interface, Build Tools, Encryption, Package and Software Management, Application Development, Cryptography, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Javascript, Back-End Web Development, Server Side, Front-End Web Development, Hypertext Markup Language (HTML), Scripting, Event-Driven Programming, JavaScript Frameworks, Web Applications, Mobile Development, HTML and CSS, Web Development, Scripting Languages, Event Monitoring, Code Reusability
★ 4.3 (290) · Beginner · Guided Project · Less Than 2 Hours