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: Seaborn, Data Storytelling, Data Presentation, Statistical Visualization, Data Visualization, Data Literacy, Data Visualization Software, Matplotlib, Box Plots, Scatter Plots, Statistical Analysis, Heat Maps, Histogram, Python Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Process Capability, Six Sigma Methodology, Statistical Process Controls, Process Analysis, Statistical Analysis, Data Analysis, Performance Measurement, Statistical Methods, R (Software), Business Metrics, R Programming, Data Import/Export
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Frontend Performance, React.js, JavaScript Frameworks, Front-End Web Development, HTML and CSS, Web Development, Web Design, Cascading Style Sheets (CSS), Microsoft Visual Studio
Intermediate · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, System Design and Implementation, Unified Modeling Language, Performance Metric, Performance Measurement, Requirements Analysis, Performance Analysis, Model Evaluation, Prototyping, Stakeholder Communications, Simulation and Simulation Software, Benchmarking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MySQL, MongoDB, NoSQL, Object-Relational Mapping, Database Design, Relational Databases, SQL, Node.JS, Restful API, Databases, Data Persistence, Data Modeling, Back-End Web Development, Unstructured Data
Intermediate · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Data Storytelling, Data Presentation, Plot (Graphics), Data Visualization, Matplotlib, Interactive Data Visualization, Data Visualization Software, Seaborn, Data Analysis, Graphic and Visual Design, Python Programming, Jupyter, Pandas (Python Package), Data Manipulation, NumPy
Build toward a degree
Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Chemical Engineering, Engineering Calculations, Numerical Analysis, Engineering, Engineering Analysis, Differential Equations, Mechanical Engineering, Simulation and Simulation Software, Applied Mathematics, NumPy, Scientific Methods, Mathematical Modeling, Python Programming, Plot (Graphics), Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Deployment, Cloud Computing Architecture, Public Cloud, Cloud Security, Data Import/Export, Load Balancing, Virtual Networking, Multi-Factor Authentication, Event Monitoring, Data Storage, MySQL, Key Management, Scalability
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Event-Driven Programming, DevOps, Data Integration, z/OS, IBM Cloud, Hybrid Cloud Computing, CI/CD, Mainframe Technologies, Mainframe Computing, Cloud Development, Cloud Applications, Enterprise Application Management, Application Deployment, Middleware, Data Access, Application Design, Containerization, Cloud API, Application Programming Interface (API), Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Server Side, Web Development, Web Scraping, Web Applications, Back-End Web Development, Integration Testing, Python Programming, Web Services, Extensible Markup Language (XML), Package and Software Management, Development Testing, Unit Testing, Performance Tuning, Cross Platform Development, Hypertext Markup Language (HTML), Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Object Oriented Design, Virtual Machines, Linux Commands
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: AI Personalization, Responsible AI, Data Ethics, Customer experience improvement, Generative AI, Self Service Technologies, ChatGPT, Customer Support, Customer Service, Customer Insights, Automation, Artificial Intelligence, Natural Language Processing, Data Security
Beginner · Course · 1 - 4 Weeks