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.

National Taiwan University
Skills you'll gain: Higher Education, Political Sciences, Education and Training, International Relations, Economics, Social Sciences, European History, Socioeconomics, World History, Personal Development, Research, Policy Analysis, Governance, Cultural Diversity
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: File I/O, C and C++, Load Balancing, Communication Systems
Advanced · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Agentic Workflows, LangGraph, AI Orchestration, Data Visualization, Prompt Engineering, Generative AI Agents, Model Evaluation, LLM Application, Tool Calling, Retrieval-Augmented Generation, Agentic systems, Data Validation, Generative AI, Large Language Modeling
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Extract, Transform, Load, Apache Spark, Data Pipelines, PySpark, Apache Hadoop, Data Transformation, MySQL, Data Manipulation, Java Platform Enterprise Edition (J2EE), Data Import/Export, Data Persistence, Development Environment, Software Installation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Cascading Style Sheets (CSS), Web Design and Development, Web Design, Hypertext Markup Language (HTML), Web Development, Debugging, Web Applications, No-Code Development, Front-End Web Development, Development Environment, Web Development Tools
Beginner · Course · 1 - 3 Months

Skills you'll gain: 3D Modeling, Unreal Engine, 3D Assets, Computer Graphics, Visualization (Computer Graphics), Data Import/Export
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Test Automation, Selenium (Software), Test Case, Software Testing, Test Execution Engine, Test Data, Apache Maven, Automation, Application Frameworks, Software Design Patterns, Java, Maintainability, Extensible Markup Language (XML)
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Code Review, GitHub, Git (Version Control System), Version Control, Docker (Software), Software Development Tools, Continuous Integration, Containerization, Bioinformatics, Informatics, Automation, Data Analysis, R Programming
Advanced · Course · 1 - 3 Months

Skills you'll gain: Applied Machine Learning, Data Science, Python Programming, Scikit Learn (Machine Learning Library), NumPy, Computational Thinking, Machine Learning Algorithms, Pandas (Python Package), Data Preprocessing, Data Analysis, Exploratory Data Analysis, Programming Principles, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, 3D Assets, AI Workflows, Development Environment, Programming Principles
Intermediate · Specialization · 1 - 3 Months

Northeastern University
Skills you'll gain: Systems Thinking, Software Visualization, Software Engineering, Object Oriented Programming (OOP), Application Design, Software Development Life Cycle, Software Design, Systems Development, Software Development, Business Architecture, Business Risk Management, User Centered Design, Process Design
Beginner · Course · 1 - 4 Weeks

Universidad Nacional de Colombia
Skills you'll gain: Computational Thinking, Computer Programming, Scripting, Logical Reasoning
Intermediate · Course · 1 - 3 Months