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.

University of Colorado Boulder
Skills you'll gain: Code Reusability, Data Manipulation, Functional Design, Data Science, Python Programming, Programming Principles, Computer Programming, Software Engineering
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Recurrent Neural Networks (RNNs), Generative AI, Fine-tuning, Vision Transformer (ViT), Machine Learning Methods, Model Optimization, Model Training, Large Language Modeling, Embeddings, Network Architecture
Intermediate · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Amazon Bedrock, AI Security, Retrieval-Augmented Generation, Docker (Software), Prompt Engineering, GitHub Copilot, Token Optimization, Agentic Workflows, AI Orchestration, LLM Application, Debugging, Serverless Computing, Software As A Service, Model Context Protocol, Amazon Web Services, Large Language Modeling, Rust (Programming Language), Code Review, Natural Language Processing, GitHub
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Copilot, Data Quality, Anomaly Detection, Generative Adversarial Networks (GANs), Data Ethics, Generative AI, Data Pipelines, Data Cleansing, Data Preprocessing, Data Synthesis, Data Validation, Data Processing, Responsible AI, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Database Design, Relational Databases, Database Theory, Database Systems, Data Modeling, Unified Modeling Language, Database Management, Databases, Data Integrity, Diagram Design, Enterprise Modeling, Dependency Analysis, Conceptual Design, Design Strategies
Build toward a degree
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Negotiation, Closing (Sales), Communication Strategies, Professionalism, Professional Development, Performance Analysis, Organizational Skills, Persona Development
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Social Impact, Investments, Philanthropy, Environmental Social And Corporate Governance (ESG), Fundraising, Capital Markets, Financial Market, Financial Management, Finance, International Finance, Entrepreneurial Finance, Entrepreneurship, Fiscal Management, Due Diligence, Business Strategy, Business Management
Beginner · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Data Visualization, Matplotlib, Data Presentation, Plot (Graphics), Financial Data, Exploratory Data Analysis, Data Storytelling, Statistical Methods, Pandas (Python Package), Financial Analysis, Data Visualization Software, Statistical Analysis, Data Manipulation, NumPy, Seaborn, Data Analysis, Case Studies, Data Wrangling, Data Science, Data Transformation
Advanced · Course · 1 - 3 Months

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

Logical Operations
Skills you'll gain: Data Structures, Data Processing, Code Reusability, Virtual Machines, Verification And Validation, Program Development, Python Programming, Maintainability, Data Manipulation, Programming Principles, Scripting, Development Environment, Scripting Languages, Computer Programming, Software Installation, Debugging, Software Development, Computer Programming Tools, Computational Logic, Cross Platform Development
Beginner · Specialization · 1 - 3 Months

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

Microsoft
Skills you'll gain: Microsoft Visual Studio, R (Software), Debugging, R Programming, Data Structures, Microsoft Development Tools, Software Documentation, Programming Principles, Statistical Programming, Program Development, Code Reusability, Development Environment, Data Manipulation, Computational Logic, Software Installation
Beginner · Course · 1 - 4 Weeks