Programming languages courses can help you learn syntax, data structures, algorithms, and object-oriented programming. You can build skills in debugging, code optimization, and software development methodologies. Many courses introduce tools like Git for version control, integrated development environments (IDEs) such as Visual Studio Code, and frameworks like React or Django, that support creating robust applications and enhancing your coding efficiency.

Skills you'll gain: R Programming, R (Software), Data Visualization, Statistical Programming, Time Series Analysis and Forecasting, Interactive Data Visualization, Data-Driven Decision-Making, Trend Analysis, Rmarkdown, Data Processing, Data Analysis, Predictive Modeling, Data Cleansing, Data Manipulation, Exploratory Data Analysis, Predictive Analytics, Revenue Management, Forecasting, Business Strategy, Machine Learning
★ 4.9 (12) · Intermediate · Guided Project · Less Than 2 Hours

Xi'an Jiaotong University
Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Computer Programming, Code Reusability, Programming Principles, .NET Framework, Program Development, Algorithms, Data Structures
★ 4.8 (16) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Java, Java Programming, Program Development, Application Development, Programming Principles, Data Storage, Data Entry, Computer Programming, Algorithms
★ 4.6 (8) · Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Ruby (Programming Language), Scripting Languages, Scripting, Devops Tools, DevOps, Computer Programming Tools
★ 4.5 (24) · Intermediate · Guided Project · Less Than 2 Hours

Technical University of Denmark (DTU)
Skills you'll gain: Jupyter, Medical Imaging, 3D Modeling, Image Analysis, Image Quality, Numerical Analysis, Mathematical Modeling, Materials science, Digital Signal Processing, Python Programming
★ 4.7 (67) · Mixed · Course · 1 - 3 Months

Duke University
Skills you'll gain: Exploratory Data Analysis, R (Software), Ggplot2, Statistical Reporting, Data Visualization Software, Tidyverse (R Package), Data Visualization, Version Control, Data Analysis, Plot (Graphics), Statistics, Statistical Visualization, Data Wrangling, Data Science, R Programming, GitHub, Data Transformation, Statistical Analysis, Git (Version Control System), Statistical Programming
★ 4.7 (28) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Shiny (R Package), Dashboard Creation, Dashboard, Ggplot2, Interactive Data Visualization, Data Visualization Software, R (Software), Application Development, Data Sharing, UI Components, Application Deployment
★ 4.9 (72) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Large Language Modeling, LLM Application, Development Environment, Prompt Patterns, Multimodal Prompts, Tool Calling, Embeddings, Generative AI Agents, Vector Databases, User Interface (UI), Prompt Engineering Tools, OpenAI API, Generative AI, AI Workflows, Program Development, Prompt Engineering, Agentic systems, Plot (Graphics), Augmented Reality
★ 4.4 (20) · Intermediate · Specialization · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Android Development, Application Design, Android Studio, Mobile Development, Android (Operating System), Application Development, Mobile Development Tools, Prototyping, User Interface and User Experience (UI/UX) Design, User Interface (UI), Mockups, Development Testing, Problem Management
★ 4.8 (23) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Algorithms, Graph Theory, Data Structures, Computer Programming, C++ (Programming Language), Object Oriented Programming (OOP)
★ 4.7 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Eclipse (Software), Object Oriented Design, Program Development, Code Reusability, Computer Programming
★ 4.7 (24) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Javascript, Code Reusability, Computational Logic, Programming Principles, Data Import/Export, Web Development
★ 4.5 (12) · Intermediate · Course · 1 - 4 Weeks