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.

Duke University
Skills you'll gain: Web Scraping, Data Ethics, Data Transformation, Tidyverse (R Package), Data Wrangling, Data Cleansing, Data Manipulation, Data Collection, Data Pipelines, Data Preprocessing, Personally Identifiable Information, Data Integrity, R Programming, Exploratory Data Analysis, Information Privacy, Statistical Programming
Beginner · Course · 1 - 4 Weeks

Ball State University
Skills you'll gain: Statistical Methods, Probability, Data Science, Probability & Statistics, Statistical Analysis, Probability Distribution, Statistical Modeling, Bayesian Statistics, Statistical Inference, Sampling (Statistics), R Programming, Statistical Visualization
Build toward a degree
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Software Installation, Application Development, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Web Components, Frontend Performance, Web Content Accessibility Guidelines, Hypertext Markup Language (HTML), Web Analytics and SEO, Web Design and Development, Semantic Web, Browser Compatibility, Web Applications, Web Content, Responsive Web Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, User Interface (UI), Game Design, Android (Operating System), C# (Programming Language), 3D Assets, Video Game Development, Application Deployment, Virtual Environment, Augmented and Virtual Reality (AR/VR), Software Installation, Development Environment, Animations
Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Engineering Analysis, Engineering Calculations, Numerical Analysis, Finite Element Methods, Chemical Engineering, Simulation and Simulation Software, Differential Equations, Applied Mathematics, NumPy, Mathematical Modeling, Scientific Visualization, Python Programming, Plot (Graphics), Linear Algebra, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Code Review, Microsoft Visual Studio, Development Environment, Maintainability, Integrated Development Environments, Scalability, Programming Principles, Software Development Tools, Python Programming, Debugging
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Programming Principles, Data Dictionary, Computational Logic, Data Cleansing, Data Structures, Python Programming, Pseudocode, Data Manipulation, Debugging
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Natural Language Processing, Large Language Modeling, Transfer Learning, Generative Model Architectures, Text Mining
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Applications, Cloud Deployment, Event-Driven Programming, Virtual Networking, Restful API, Cloud Infrastructure, Authentications, Application Programming Interface (API), Serverless Computing, Web Services, Virtual Machines, Authorization (Computing), Microsoft SQL Servers, Network Routing, Load Balancing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Key Management, Application Security, Python Programming, Brute-force attacks, Algorithms, Data Integrity
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, Query Languages, Stored Procedure, Generative AI, AI Enablement, Maintainability
Beginner · Course · 1 - 4 Weeks