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.

LearnQuest
Skills you'll gain: Core Data (Software), Model View Controller, Apple iOS, JSON, Swift Programming, Apple Xcode, iOS Development, Responsive Web Design, Data Persistence, Data Structures, Object Oriented Programming (OOP), Unit Testing, Transaction Processing, Database Application, User Interface (UI), Application Development, UI Components, Application Programming Interface (API), Data Access, Mobile Development
Beginner · Specialization · 3 - 6 Months

Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, Music Performance
Beginner · Course · 1 - 3 Months

Skills you'll gain: SQL, Database Management, MySQL, Relational Databases, Query Languages, Databases, Database Application, Database Design, Data Access, Java, Java Programming, UI Components, User Interface (UI), Software Development
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Digital Signal Processing, Digital Communications, Electrical and Computer Engineering, Electronic Systems, Electronics, Numerical Analysis, Telecommunications, Linear Algebra, Mathematical Modeling, Time Series Analysis and Forecasting
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Linear Algebra, Algebra, Advanced Mathematics, Mathematical Modeling, Engineering Analysis, Applied Mathematics, Mathematical Theory & Analysis, Geometry
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Computational Thinking, Programming Principles, Algorithms, Pseudocode, Data Structures, Theoretical Computer Science, Computer Programming, Python Programming, Computer Science, Software Design Patterns, Debugging, Game Theory, Mathematical Modeling, Test Case
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, LLM Application, Embeddings, OpenAI, Large Language Modeling, Hugging Face, Data Processing, Agentic systems, AI Workflows, Vector Databases, Application Development, Natural Language Processing, Context Management
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Model Evaluation, OpenAI API, Data Preprocessing, OpenAI, Large Language Modeling, Real Time Data, Data Manipulation, Generative AI, Python Programming, Unstructured Data, Performance Metric, Machine Learning, JSON
Intermediate · Guided Project · Less Than 2 Hours

Interactive Brokers
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Sustainable Development, Market Data, Corporate Sustainability, Sustainability Standards, Financial Services, Environmental Regulations, Financial Market, Investments, Financial Data, Market Trend, Portfolio Management, Market Analysis, Regulatory Compliance, Capital Markets, Risk Analysis, Sustainable Business, Governance, Data Science, Risk Management
Beginner · Specialization · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Data Warehousing, Extract, Transform, Load, Business Intelligence, Data Mining, Big Data, Predictive Analytics, Data Modeling, MySQL, Business Analytics, Apache Hadoop, Data Integration, Star Schema, Unstructured Data, Database Design, SQL, Data Transformation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Descriptive Statistics, Statistical Analysis, Data Analysis, Probability Distribution, Statistics, Data Visualization, Statistical Methods, Statistical Hypothesis Testing, Regression Analysis, Probability & Statistics, Scientific Visualization, Data Science, Matplotlib, Exploratory Data Analysis, Probability, Correlation Analysis, Pandas (Python Package), Jupyter
Mixed · Course · 1 - 3 Months

Duke University
Skills you'll gain: Amazon Bedrock, Model Deployment, Large Language Modeling, MLOps (Machine Learning Operations), Amazon Web Services, AI Security, AI Workflows, Continuous Monitoring, Data Ethics, Responsible AI, Application Deployment, Generative AI, Cloud Computing, Serverless Computing
Beginner · Course · 1 - 4 Weeks