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: Code Reusability, Computational Logic
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Model Context Protocol, Gemini, Node.JS, Google Gemini, AI Workflows, Generative AI Agents, OpenAI API, Prompt Engineering, Agentic Workflows, Retrieval-Augmented Generation, Embeddings, OpenAI, TypeScript, Back-End Web Development, Server Side, Web Applications, API Design, Web Development, Javascript, Data Management
Intermediate · Course · 1 - 4 Weeks
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Programming Principles, Data Structures, Functional Design, Object Oriented Programming (OOP), Other Programming Languages, Object Oriented Design, Computational Logic, Command-Line Interface
★ 4.8 (66) · Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Vector Databases, Retrieval-Augmented Generation, LangChain, Embeddings, Generative AI Agents, LLM Application, Tool Calling, Agentic systems, Artificial Intelligence, Generative AI, Large Language Modeling, Application Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, No-Code Development, Agentic Workflows, Application Development, Full-Stack Web Development, Vibe coding, AI Integrations, Web Applications, LLM Application, Generative AI, Back-End Web Development, Frontend Performance, Application Deployment, User Interface (UI), Software Development Life Cycle, System Design and Implementation, Problem Solving, Authorization (Computing), Authentications, Database Management
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Restful API, Rust (Programming Language), API Design, Object-Relational Mapping, Application Programming Interface (API), Server Side, Back-End Web Development, System Programming, Web Frameworks, Web Development, Web Servers, Software Documentation, Web Applications, Scalability, Database Management, Network Protocols
★ 3.8 (8) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Robotics, Docker (Software), Containerization, Ubuntu, System Configuration, Systems Architecture, Middleware, Software Architecture, Python Programming, C and C++, Development Environment, Operating Systems, C++ (Programming Language), Software Installation, Generative AI
Intermediate · Course · 1 - 4 Weeks
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Functional Design, Functional Testing, Event-Driven Programming, Software Design Patterns, Object Oriented Programming (OOP), Data Structures, Simulations
★ 4.6 (11) · Intermediate · Course · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Application Design, Software Design, Software Design Patterns, Functional Design, Other Programming Languages, Event-Driven Programming, Functional Testing, Java, Programming Principles, Performance Tuning, Algorithms
★ 4.5 (3.1K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Plot (Graphics), Mathematical Software, Data Manipulation, Jupyter, Python Programming, Numerical Analysis, Data Wrangling, Data Science, Java, R Programming, Interoperability, Java Programming, Programming Principles, Computer Programming, Development Environment, Statistical Analysis, Scripting Languages, C (Programming Language), Data Structures, Machine Learning
Intermediate · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Software Installation, Programming Principles, Other Programming Languages, Functional Design, Computer Programming, Ruby (Programming Language), Theoretical Computer Science, Object Oriented Programming (OOP), Code Reusability, Development Environment
★ 4.9 (1.9K) · 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