Language courses can help you learn grammar, vocabulary development, pronunciation techniques, and conversational skills. You can build skills in writing clearly, understanding cultural nuances, and using language for specific purposes like business or travel. Many courses introduce tools such as language learning apps, online dictionaries, and pronunciation software, which enhance your ability to practice and apply what you've learned in everyday situations.

Duke University
Skills you'll gain: NumPy, Data Structures, Data Analysis, Object Oriented Programming (OOP), Exploratory Data Analysis, Image Analysis, Data Science, Data Transformation, Data Manipulation, Big Data, Performance Tuning, Python Programming, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Web Applications, Object Oriented Programming (OOP), Application Development, Python Programming, Computer Programming, Programming Principles, Data Science, Data Analysis, Scripting, Data Structures, Debugging, Style Guides, Software Documentation
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Structures, Data Dictionary, Python Programming, Programming Principles, Data Manipulation, Data Access, Data Processing, Computational Logic, Scripting, File I/O, Debugging, Jupyter, Maintainability, Computer Programming Tools, Scripting Languages
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft SQL Servers, Transact-SQL, SQL, Transaction Processing, Stored Procedure, Data Manipulation, Database Management, Query Languages, Relational Databases, Database Architecture and Administration, Databases, Data Integrity
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Data Validation, Hypertext Markup Language (HTML), Verification And Validation, Javascript, Web Applications
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), File I/O, Data Structures, Algorithms, Maintainability, Performance Tuning, File Management, Debugging
Intermediate · Course · 1 - 3 Months

JetBrains
Skills you'll gain: Application Development, Generative AI Agents, Large Language Modeling, Software Development Tools, AI Enablement, IntelliJ IDEA, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Integrated Development Environments, Agentic systems, Software Development, Software Development Life Cycle
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: C++ (Programming Language), API Design, Software Architecture, Software Design, Maintainability, Data Structures, Generative AI Agents, Data Validation, Performance Tuning, Secure Coding, Verification And Validation, Algorithms, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), Data Analysis, Data Manipulation, Data Wrangling, NumPy, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Javascript, JSON, Web Applications, Computer Programming, Application Design, Scripting Languages, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Prototyping, Context Management
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Robotics, Artificial Intelligence, Graph Theory, Algorithms, Computer Vision, Data Structures, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Matplotlib, Object Oriented Programming (OOP), Plotly, Seaborn, Data Visualization Software, Object Oriented Design, Data Visualization, Pandas (Python Package), NumPy, Statistical Visualization, Interactive Data Visualization, Software Documentation, Scatter Plots, Box Plots, Heat Maps, Software Engineering, Technical Documentation, Data Structures, Data Import/Export, Data Manipulation
Intermediate · Specialization · 3 - 6 Months