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.

Northeastern University
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, Web Design, HTML and CSS, Web Content Accessibility Guidelines, User Interface (UI), Hypertext Markup Language (HTML), Front-End Web Development, User Interface and User Experience (UI/UX) Design, Javascript, Usability, Web Applications, Semantic Web, Data Validation
Beginner Ā· Course Ā· 1 - 3 Months

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

Skills you'll gain: Apple Xcode, Apple iOS, Swift Programming, Data Persistence, JSON, Application Deployment, Mobile Development, User Interface (UI), Application Development, User Interface (UI) Design, Application Programming Interface (API), Data Structures
Beginner Ā· Course Ā· 1 - 3 Months

Skills you'll gain: Computer Graphics, Application Development, Visualization (Computer Graphics), Software Design, C++ (Programming Language), Microsoft Windows, Software Architecture, Application Lifecycle Management, Context Management, System Configuration, Debugging
Mixed Ā· Course Ā· 1 - 4 Weeks

Google Cloud
Skills you'll gain: Generative AI, Large Language Modeling, Prompt Engineering
Beginner Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: Shiny (R Package), FinTech, Financial Market, Financial Forecasting, Asset Management, Financial Analysis, Artificial Intelligence, Web Applications, Portfolio Management, Predictive Modeling, Time Series Analysis and Forecasting, Algorithms
Beginner Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: JSON, Data Structures, Algorithms, Web Development Tools, Javascript, Pseudocode, Development Environment, Integrated Development Environments, Computer Programming, Application Programming Interface (API), Debugging, HTML and CSS, Object Oriented Programming (OOP), Computational Thinking, Performance Tuning, Solution Design
Beginner Ā· Specialization Ā· 1 - 3 Months

Skills you'll gain: AI Orchestration, Model Deployment, AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, AI Security, Artificial Intelligence, Prompt Engineering, Generative AI, Product Support, OpenAI API, Retrieval-Augmented Generation
Advanced Ā· Course Ā· 1 - 4 Weeks

Board Infinity
Skills you'll gain: Apple iOS, Apple Xcode, iOS Development, Core Data (Software), Secure Coding, Application Deployment, Scalability, Swift Programming, Performance Tuning, Application Security, Debugging, Application Performance Management, Application Programming Interface (API), Performance Testing, Encryption, JSON
Intermediate Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: Data Validation, Extract, Transform, Load, Object-Relational Mapping, Data Cleansing, Data Manipulation, Data Quality, Data Pipelines, Pandas (Python Package), Descriptive Statistics, Database Management, Data Transformation, Data Integrity, Relational Databases, Exploratory Data Analysis, Databases, Data Processing, SQL, Data Persistence, Data Analysis
Beginner Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: Brute-force attacks, Cryptography, Encryption, Python Programming, Scripting, User Interface (UI), Statistical Programming, UI Components, Application Development
Mixed Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: Rust (Programming Language), Authentications, Back-End Web Development, Web Servers, Databases, Web Applications, Secure Coding, Restful API, Application Programming Interface (API), Programming Principles, Data Structures, Debugging
Intermediate Ā· Course Ā· 1 - 4 Weeks