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.

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Go (Programming Language), File I/O, Data Structures, C and C++, Object Oriented Programming (OOP), Object Oriented Design, Software Design Patterns, Debugging, Computer Programming, Programming Principles, Unit Testing, Algorithms, C (Programming Language), Program Development, Software Design, Graph Theory, Software Testing, Computer Science, Code Reusability
★ 4.4 (2.5K) · Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Data Manipulation, Data Cleansing, Data Wrangling, Data Processing, Data Integration, Data Preprocessing, Data Transformation, Data Import/Export, Data Collection, Data Management, Web Scraping, Data Access, R Programming, R (Software), MySQL, File Management, SQL, Application Programming Interface (API)
★ 4.5 (8.1K) · Mixed · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Model Evaluation, Patient Evaluation, Deep Learning, Statistical Analysis, Clinical Trials, Feature Engineering, Data Preprocessing, Classification And Regression Tree (CART), Risk Modeling, Statistical Methods, Treatment Planning, Data Analysis, Diagnostic Tests, Precision Medicine, Convolutional Neural Networks, Decision Tree Learning, Predictive Modeling, Image Analysis, Statistical Machine Learning, Machine Learning
★ 4.7 (2.5K) · Intermediate · Specialization · 1 - 3 Months

University of California, Davis
Skills you'll gain: Responsive Web Design, Color Theory, Version Control, Typography, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), GitHub, Git (Version Control System), Web Design, Web Design and Development, Web Development, Software Versioning, Web Content Accessibility Guidelines, Front-End Web Development, AI Integrations, Application Deployment, Image Quality, Web Development Tools, User Interface (UI) Design
★ 4.7 (3.7K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Graph Theory, Data Structures, Algorithms, Computational Thinking, Programming Principles, Computer Programming, C++ (Programming Language), Theoretical Computer Science, Software Engineering, Geometry, Performance Tuning, Computational Logic, Solution Design
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Data Storytelling, Predictive Modeling, Data Presentation, Data Governance, Data Visualization, Predictive Analytics, Model Evaluation, Data Management, Business Analytics, Storytelling, Data Literacy, Analytics, Exploratory Data Analysis, Logistic Regression, Data Quality, Data Analysis, Risk Analysis, Data-Driven Decision-Making, Data Cleansing, SQL
★ 4.6 (5.3K) · Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Database Design, Business Intelligence, Data Warehousing, Decision Support Systems, Relational Databases, Database Development, Data Visualization, Business Intelligence Software, Data Modeling, Performance Measurement, Dashboard, Database Software, Database Management Systems, MicroStrategy, Database Management, SQL, Star Schema, Data Governance, Data Integration, Dashboard Creation
★ 4.5 (4.1K) · Advanced · Specialization · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: Data Cleansing, Rust (Programming Language), Data Pipelines, Data Transformation, Pandas (Python Package), Data Manipulation, Data Processing, Data Wrangling, Command-Line Interface, Data Quality, Extract, Transform, Load, Data Architecture, SQL, Data Integration, Data Import/Export, Data Science, Exploratory Data Analysis, Apache, Computer Programming
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Go (Programming Language), Memory Management, Data Structures, Programming Principles, System Programming, Other Programming Languages, Debugging
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: AI Orchestration, Agentic Workflows, AI Workflows, Generative AI Agents, Tool Calling, Agentic systems, Model Deployment, AI Integrations, Enterprise Architecture, Prompt Engineering Tools, Artificial Intelligence, Context Management, Prompt Engineering, Prompt Patterns, Debugging, Verification And Validation, Retrieval-Augmented Generation, Large Language Modeling, Memory Management, Data Persistence
Beginner · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: Bayesian Statistics, Time Series Analysis and Forecasting, Statistical Inference, Statistical Methods, R Programming, Forecasting, Statistical Programming, Probability & Statistics, Statistical Modeling, Technical Communication, Data Presentation, Probability, Statistics, Statistical Analysis, Statistical Reporting, Statistical Software, Probability Distribution, Data Analysis, Markov Model, Data Science
★ 4.6 (3.5K) · Intermediate · Specialization · 3 - 6 Months

JetBrains
Skills you'll gain: Kotlin, Java Programming, Java, IntelliJ IDEA, Android Development, Mobile Development, Object Oriented Programming (OOP), Integrated Development Environments, Functional Design, Interoperability, Computer Programming, Programming Principles, Scripting, Unit Testing, Software Development, Development Environment, Code Review
★ 4.7 (2.1K) · Intermediate · Course · 1 - 3 Months