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: Ajax, JSON, Application Programming Interface (API), Javascript, Event-Driven Programming, Data Validation, Web Development, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Data Structures, Time Series Analysis and Forecasting, Pandas (Python Package), Unsupervised Learning, Data Analysis, Machine Learning Algorithms, Computational Thinking, Data Preprocessing, Data Cleansing, Data Visualization, Python Programming, Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Generative AI, LLM Application, Prompt Engineering, Application Development, AI Enablement, Image Analysis, Google Cloud Platform
Beginner · Project · Less Than 2 Hours

Starweaver
Skills you'll gain: SQL, Business Intelligence, Jupyter, Python Programming
Advanced · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: SQL, MySQL, Database Management, Relational Databases, Databases, Database Systems, Database Design, Database Development, Query Languages, Oracle SQL Developer, Secure Coding, Data Access, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Generative Model Architectures, Generative AI, OpenAI, Large Language Modeling, ChatGPT, Vision Transformer (ViT), Prompt Engineering, Artificial Intelligence, Artificial Neural Networks, Transfer Learning, Deep Learning, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Software Design Patterns, Unified Modeling Language, Java Programming, Software Architecture, Application Design, User Interface and User Experience (UI/UX) Design, Software Engineering, API Design, Software Development
Build toward a degree
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Matplotlib, Data Visualization, Predictive Modeling, Pandas (Python Package), Data Visualization Software, Predictive Analytics, Regression Analysis, Data Analysis, Data Cleansing, Data Science, Machine Learning Algorithms, Statistical Inference, Statistical Modeling, Probability & Statistics, Classification Algorithms, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Mobile Development, Game Design, Video Game Development, User Interface (UI), Unity Engine, Android Development, C# (Programming Language), Animations, Scripting, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle SQL Developer, SQL, Oracle Databases, Database Management, Data Analysis, Performance Tuning, Business Intelligence, Data Manipulation, Analytics, Data Transformation
Mixed · Course · 1 - 4 Weeks

UiPath
Skills you'll gain: Prompt Engineering, Prompt Patterns, Agentic systems, Business Process Automation, Prompt Engineering Tools, Automation, Multimodal Prompts, Generative AI Agents, LLM Application, Responsible AI, AI Workflows, Large Language Modeling, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, AI Security
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Warehousing, Apache Hadoop, Distributed Computing, Scalability, Transaction Processing, Database Design, Database Systems, Data Architecture, Relational Databases, Database Management, Database Architecture and Administration, Databases, Cloud Computing, Query Languages, Big Data, Data Processing, Machine Learning, SQL, Data Access, Performance Tuning
Intermediate · Specialization · 1 - 3 Months