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.

Skills you'll gain: Frontend Integration, Full-Stack Web Development, IntelliJ IDEA, Spring Boot, Spring Framework, React.js, Restful API, Front-End Web Development, Back-End Web Development, Context Management, Web Applications, Application Frameworks, Development Environment, Command-Line Interface, Data Store
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Data Visualization, Exploratory Data Analysis, Plot (Graphics), Data Presentation, Ggplot2, R (Software), Statistical Visualization, R Programming, Data Visualization Software, Data Analysis, Scatter Plots, Statistical Analysis, Histogram, Tidyverse (R Package), Public Administration, Statistical Programming, Trend Analysis
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Make.com, Email Automation, Deepseek, Agentic Workflows, AI Workflows, LLM Application, DeepSeek API, No-Code Development, Automation, AI Integrations, Debugging
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Import/Export, Web Scraping, Tidyverse (R Package), Data Wrangling, Data Integration, Data Manipulation, JSON, Data Transformation, Relational Databases, R (Software), Google Sheets, Unstructured Data, R Programming, Extensible Markup Language (XML), Spreadsheet Software, Databases, SQL, Data Structures, File I/O, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Unreal Engine, C++ (Programming Language), Video Game Development, Game Design, Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Application Development, Application Design, Memory Management
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Model Deployment, Microsoft Azure, OpenAI API, Large Language Modeling, OpenAI, Application Deployment, Application Development, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Object Oriented Programming (OOP), Java, Object Oriented Design, Java Programming, Computer Programming
Intermediate · Guided Project · Less Than 2 Hours

Rutgers the State University of New Jersey
Skills you'll gain: Robotic Process Automation, Business Process Automation, Automation, Financial Auditing, Process Design, Workflow Management, Artificial Intelligence, AI Enablement, AI Integrations, Emerging Technologies, Artificial Intelligence and Machine Learning (AI/ML), Digital Transformation, Natural Language Processing, Cost Benefit Analysis, Scalability, Data Management
Intermediate · Course · 1 - 3 Months

Meta
Skills you'll gain: Swift Programming, Apple iOS, iOS Development, User Interface and User Experience (UI/UX) Design, User Interface (UI), Git (Version Control System), User Interface (UI) Design, Version Control, Mobile Development, User Experience, Wireframing, UI Components, Application Development, Application Design, Apple software proficiency, Knowledge of Apple Software, Data Management, Software Architecture
Intermediate · Course · 1 - 4 Weeks

O.P. Jindal Global University
Build toward a degree
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Java Programming, Object Oriented Programming (OOP), Object Oriented Design, Java, Code Reusability, Maintainability, Programming Principles, Computer Programming, Application Development, Android Development, Memory Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative Model Architectures, Large Language Modeling, Generative AI, Open Source Technology, Model Evaluation, Risking, Scalability, Data Governance
Intermediate · Course · 1 - 4 Weeks