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: Bioinformatics, R (Software), R Programming, Molecular, Cellular, and Microbiology, Molecular Biology, Data Manipulation, Programming Principles, File I/O, Scripting Languages, Data Processing
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: R (Software), Exploratory Data Analysis, R Programming, Data Manipulation, File I/O, Statistical Programming, Data Analysis, File Management, Integrated Development Environments, Programming Principles, Data Science, Data Structures, Computer Programming
Beginner · Guided 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

Johns Hopkins University
Skills you'll gain: R (Software), R Programming, Statistical Programming, Statistical Software, Statistical Analysis, Statistical Methods, Debugging, File I/O, Data Analysis, Simulations, Programming Principles, Data Import/Export, Data Processing, Data Structures, Data Manipulation, Computer Programming, Performance Tuning, Software Installation
Intermediate · Course · 1 - 4 Weeks
University of London
Skills you'll gain: Applied Machine Learning, Model Evaluation, Model Training, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Machine Learning, Computer Vision, AI literacy, Image Analysis, Machine Learning Algorithms, Feature Engineering, Data Literacy
★ 4.7 (12) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Kubernetes, Devops Tools, Google Cloud Platform, DevOps, Build Tools, Development Environment, Cloud Management
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Embeddings, Google Gemini, Data Processing, Identity and Access Management, Google Cloud Platform, LLM Application, Data Pipelines, Large Language Modeling
Intermediate · Project · Less Than 2 Hours

Sungkyunkwan University
Skills you'll gain: Portfolio Management, Portfolio Risk, Investment Management, Investments, Performance Analysis, Risk Modeling, R Programming, R (Software), Time Series Analysis and Forecasting, Risk Analysis, Financial Analysis, Market Data, Financial Modeling, Financial Forecasting, Financial Data, Statistical Programming, Risk Management, Correlation Analysis, Regression Analysis, Data Manipulation
★ 4.4 (7) · Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Javascript, Cross Platform Development, Web Applications, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, LLM Application, Retrieval-Augmented Generation, LangGraph, AI Workflows, Large Language Modeling, AI Orchestration, Responsible AI, Generative AI, Token Optimization, Agentic systems, Prompt Engineering, Generative AI Agents, Natural Language Processing, Cloud Development, Application Programming Interface (API), Python Programming, Application Deployment, Data Processing, Pandas (Python Package)
Intermediate · Course · 1 - 4 Weeks

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

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