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.

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Network Analysis, Graph Theory, Social Sciences, Statistical Analysis, R Programming, Sociology, Statistical Modeling, Statistical Hypothesis Testing
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data-Driven Decision-Making, Looker (Software), Big Data, Data Analysis, Google Cloud Platform, Analytics, Business Intelligence, Data Storage, Data Visualization Software, Dashboard, SQL, Data Warehousing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Spring Boot, Application Development, API Testing, Application Frameworks, Software Testing, Test Case, Development Environment, Model View Controller, Software Development Tools, Java Platform Enterprise Edition (J2EE), Authentications, Software Design Patterns, SQL, Data Persistence, Mockups, JSON, User Interface (UI), Functional Design, Databases, Dependency Analysis
Intermediate · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Continuous Delivery, Test Driven Development (TDD), Unit Testing, Continuous Deployment, Continuous Integration, Agile Methodology, Test Automation, Code Review, Maintainability, Software Development, Mockups, Software Development Methodologies, Test Case, Development Testing, Testability, Software Testing, Debugging, Python Programming, Version Control
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Feature Engineering, Model Evaluation, Predictive Modeling, Model Deployment, Predictive Analytics, R Programming, Data Analysis, Statistical Analysis, Data Cleansing, Applied Machine Learning, Data Manipulation, Tidyverse (R Package), Classification Algorithms, Risk Modeling, Data Preprocessing, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Web Development, Server Side, Application Frameworks
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Data Analysis, Data Cleansing, Exploratory Data Analysis, Data Manipulation, Matplotlib, Jupyter, Data Visualization, NumPy, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Fundação Instituto de Administração
Skills you'll gain: Big Data, Data Mining, Data-Driven Decision-Making, FinTech, Ggplot2, Data Visualization Software, Plot (Graphics), Deep Learning, Data Modeling, R Programming, Market Data, Predictive Analytics, Analytics, Data Science, Data Analysis, Business Analytics, Data Processing, Data Manipulation, Machine Learning, Financial Market
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: COBOL (Programming Language), Debugging, z/OS, Unit Testing, Test Driven Development (TDD), Software Testing, Mainframe Computing, Integrated Development Environments, Computer Programming Tools, File I/O
Beginner · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: NumPy, Python Programming, Artificial Intelligence, Programming Principles, Tensorflow, Data Structures, Development Environment, Computer Programming Tools, Data Manipulation
Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Keyword Research, Web Analytics and SEO, Blogs, Search Engine Optimization, Copywriting, Google Analytics, Google Gemini, Search Engine Marketing, Web Content, Anthropic Claude, Large Language Modeling, Generative AI, Web Analytics, ChatGPT, Prompt Engineering, Content Creation, Sales Strategy, Marketing, Digital Marketing, Marketing Planning
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Rust (Programming Language), Development Environment, Programming Principles, Data Structures, Integrated Development Environments, System Programming, Algorithms
Beginner · Course · 1 - 3 Months