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: Pandas (Python Package), NumPy, Data Analysis, Data Science, Python Programming, Data Structures, Exploratory Data Analysis, Data Manipulation, Computer Programming
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Model Evaluation, Exploratory Data Analysis, Scikit Learn (Machine Learning Library), Probability & Statistics, Pandas (Python Package), Natural Language Processing, Data Preprocessing, Data Analysis, Classification Algorithms, Python Programming, Machine Learning
Beginner · Guided Project · Less Than 2 Hours

The University of Sydney
Skills you'll gain: Editing, Public Speaking, Proofreading, Research, Writing, Communication, Language Competency, Literacy, Professionalism, Ethical Standards And Conduct, Interpersonal Communications, Critical Thinking, Collaboration
Beginner · Course · 1 - 3 Months

Skills you'll gain: React Redux, React.js, JavaScript Frameworks, Front-End Web Development, Full-Stack Web Development, Web Design and Development, UI Components, Web Applications, Web Development, Javascript, JSON, Event-Driven Programming, Data Access, Application Programming Interface (API), Dataflow
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: SQL, Query Languages, Data Access, Relational Databases, Data Manipulation
Beginner · Guided Project · Less Than 2 Hours
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Software Design, Software Design Patterns, Functional Design, Java, Programming Principles, Performance Tuning, Data Structures, Algorithms
Intermediate · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Java, Object Oriented Programming (OOP), Java Programming, Android Development, Android Studio, Mobile Development, Programming Principles, Integrated Development Environments
Mixed · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Software Design, Java, Java Programming, AI Personalization, Data Processing, Data Analysis, Data Structures, Algorithms, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Biostatistics, Bioinformatics, Exploratory Data Analysis, Statistical Analysis, Statistical Methods, Statistical Hypothesis Testing, Statistics, R Programming, Probability & Statistics, Data Preprocessing, Data Analysis, Statistical Inference, Regression Analysis, Data Pipelines, Data Transformation, Logistic Regression
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Web Development Tools, Web Design and Development, Web Development, Cascading Style Sheets (CSS), Web Design, Front-End Web Development, Javascript, Web Applications, Interactive Design, Full-Stack Web Development, Back-End Web Development
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Make.com, Email Automation, DeepSeek API, Deepseek, Workflow Management, AI Workflows, No-Code Development, User Interface (UI), LLM Application, Operational Efficiency, Human Computer Interaction, Agentic Workflows, AI Enablement, Application Design, Large Language Modeling, Automation, Application Programming Interface (API), Natural Language Processing, Prompt Engineering, Debugging
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Model Deployment, Google Cloud Platform, Tensorflow, Unstructured Data, Applied Machine Learning, Data Pipelines, Big Data, Machine Learning, Jupyter, Artificial Intelligence, Image Analysis, Natural Language Processing
Intermediate · Course · 1 - 3 Months