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.
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Functional Design, Software Design Patterns, Unit Testing, Data Structures, Simulations
Intermediate · Course · 1 - 3 Months

University of New Mexico
Skills you'll gain: Web Applications, Full-Stack Web Development, Git (Version Control System), Middleware, Software Architecture, User Interface (UI), Agile Software Development, Application Frameworks, Ajax, Model View Controller, Databases, Relational Databases, Software Development, Ruby on Rails, Software Design Patterns, Cascading Style Sheets (CSS), Javascript
Mixed · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Scala Programming, Distributed Computing, Big Data, Data Manipulation, Data Processing, Performance Tuning, Data Transformation, SQL
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Shiny (R Package), Cloud Deployment, Interactive Data Visualization, Application Deployment, Data Visualization, Server Side, Performance Tuning, R (Software), Dashboard, Application Lifecycle Management, Data Visualization Software, User Interface (UI), Web Applications, Authentications, Application Development, User Interface (UI) Design, Exploratory Data Analysis, Interactive Design, R Programming, Data Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Statistical Analysis, Data Analysis, Model Evaluation, Data Transformation, R Programming, Data Visualization, Regression Analysis, Predictive Modeling, Data Manipulation, Data Science, Box Plots, Statistical Modeling, Predictive Analytics, Correlation Analysis, Data Cleansing, Data Preprocessing
Intermediate · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Other Programming Languages, Software Design, Ruby (Programming Language), Programming Principles, Data Structures, Software Architecture, Computer Programming, Functional Design, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Embeddings, Tool Calling, AI Workflows, Generative AI Agents, Document Management, Query Languages, Text Mining, Context Management
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Structures, Distributed Computing, Algorithms, Functional Design, Scalability, Java Programming, Other Programming Languages, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: R Programming, R (Software), Data Science, Data Analysis, Statistical Modeling, Data Visualization, Statistical Analysis, Statistical Visualization, Regression Analysis, Statistical Machine Learning, Plot (Graphics), Data Structures, Computer Programming, Decision Tree Learning, Machine Learning Methods, Machine Learning, Software Development, Computer Programming Tools, Data Import/Export, Machine Learning Algorithms
Intermediate · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Debugging, R Programming, Data Structures, Microsoft Development Tools, Software Documentation, Programming Principles, Development Environment, Data Manipulation, Data Transformation, Scripting
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Large Language Modeling, ChatGPT, Prompt Engineering, OpenAI API, Vector Databases, Embeddings, System Monitoring, Artificial Intelligence, Model Evaluation
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Bootstrap (Front-End Framework), Responsive Web Design, HTML and CSS, UI Components, Web Design and Development, Front-End Web Development, Cascading Style Sheets (CSS), Web Design, Web Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks