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.

MathWorks
Skills you'll gain: Computer Vision, Model Evaluation, Image Analysis, Model Deployment, Anomaly Detection, Convolutional Neural Networks, Transfer Learning, Deep Learning, Machine Learning Methods, Image Quality, Data Preprocessing, Artificial Neural Networks, Matlab, Applied Machine Learning, PyTorch (Machine Learning Library), Machine Learning, Classification Algorithms, Artificial Intelligence and Machine Learning (AI/ML), Traffic Flow Optimization, Data Visualization
Beginner · Professional Certificate · 3 - 6 Months

Duke University
Skills you'll gain: C (Programming Language), Data Structures, Programming Principles, Algorithms, Computational Thinking, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Regression Analysis, Statistical Hypothesis Testing, Logistic Regression, Statistical Analysis, Analytics, Correlation Analysis, Predictive Modeling, Supervised Learning, Analysis, Statistical Modeling, Machine Learning, Model Evaluation, Variance Analysis, Classification Algorithms, Python Programming
Advanced · Course · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Software Design, Software Design Patterns, Functional Design, Event-Driven Programming, Java, Programming Principles, Performance Tuning, Data Structures, Algorithms
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Exploratory Data Analysis, Plot (Graphics), Statistical Visualization, Ggplot2, Dimensionality Reduction, Data Visualization Software, R Programming, Graphing, Data Analysis, Statistical Analysis, Unsupervised Learning
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Make.com, Email Automation, DeepSeek API, Deepseek, Workflow Management, AI Workflows, No-Code Development, Operational Efficiency, Agentic Workflows, AI Enablement, Large Language Modeling, Retrieval-Augmented Generation, Automation, Generative AI, Application Programming Interface (API), Embeddings, Model Deployment, Natural Language Processing, Prompt Engineering, Debugging
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, JSON, User Interface (UI) Design, Color Theory, Cascading Style Sheets (CSS), HTML and CSS, Hypertext Markup Language (HTML), Restful API, Web Content Accessibility Guidelines, Event-Driven Programming, User Interface (UI), Web Design, Typography, Web Applications, Application Programming Interface (API), React.js, Web Design and Development, Web Development Tools, Javascript, Web Development
Beginner · Specialization · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: R Programming, R (Software), Statistical Analysis, Statistical Methods, Statistical Modeling, Statistical Inference, Data Analysis, Quantitative Research, Regression Analysis, Research Design, Graph Theory
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Design, IBM DB2, Relational Databases, Databases, Database Management, PostgreSQL, MySQL, SQL, Database Architecture and Administration, Data Manipulation, Data Modeling, Data Import/Export, Data Integrity
Beginner · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Information Systems, Information Management, Business Logic, Data Structures, Transportation Operations, Information Technology, Production Planning, Operations Management, Business Operations, Inventory Control, Logistics, Algorithms, Computer Programming, Python Programming, Decision Making, Software Installation
Beginner · Course · 1 - 3 Months

The University of Tokyo
Skills you'll gain: Graphical Tools, Computer-Aided Design, Interaction Design, Digital Design, Visual Design, Technical Design, Computer Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Data Presentation, Regression Analysis, Data Storytelling, Advanced Analytics, Statistical Analysis, Data Analysis, Business Analytics, Statistical Methods, Analytical Skills, Data Science, Exploratory Data Analysis, Project Design, Predictive Modeling, Machine Learning Methods, Artificial Intelligence, Python Programming, Machine Learning, Portfolio Management
Advanced · Course · 1 - 4 Weeks