Rails courses can help you learn how to build web applications using the Ruby on Rails framework and its conventions. You can build skills in routing, controllers, database modeling, and creating dynamic views that respond to user input. Many courses introduce tools such as Rails CLI commands, ORM features like Active Record, and testing workflows that support developing and maintaining Rails-based applications.

Duke University
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Embeddings, OpenAI API, Data Import/Export, Pandas (Python Package), Generative AI, Application Programming Interface (API), Data Manipulation, Large Language Modeling, Python Programming, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Web Development, Web Applications, Web Design and Development, Cascading Style Sheets (CSS), Web Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Unreal Engine, Game Design, Performance Tuning, Video Game Development, Performance Testing, Programming Principles, No-Code Development, Object Oriented Design
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), UI Components, Front-End Web Development, User Interface (UI), Web Design, React.js, Responsive Web Design, User Experience, Typography, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Application Deployment, JavaScript Frameworks, Software Architecture, Application Development, Responsive Web Design, Cascading Style Sheets (CSS), UI Components, Restful API, User Interface and User Experience (UI/UX) Design, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: File I/O, Software Design Patterns, Software Documentation, Testability, Development Testing, Package and Software Management
Advanced · Course · 3 - 6 Months

Skills you'll gain: Large Language Modeling, Retrieval-Augmented Generation, LLM Application, Embeddings, Agentic systems, Application Development, Data Pipelines, Data Integration, Development Environment
Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Construction Engineering, Construction Inspection, Construction, Civil Engineering, Structural Engineering, Engineering Practices, Laboratory Testing, Structural Analysis, Analytical Testing, Planning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Computer Graphics, 3D Modeling, 3D Assets, Visualization (Computer Graphics), Art History, Image Quality, Performance Tuning, Design, Aesthetics
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Unity Engine, Game Design, Video Game Development, Artificial Intelligence, Simulations, Object Oriented Programming (OOP), C# (Programming Language), Software Design Patterns, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Rust (Programming Language), Development Environment, Programming Principles, Data Structures, Integrated Development Environments, System Programming, Algorithms
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Web Development, Web Design and Development, Web Development Tools, Web Design
Intermediate · Guided Project · Less Than 2 Hours