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: Network Performance Management, Performance Testing, Network Architecture, Network Planning And Design, Performance Stress Testing, Technical Documentation, Unified Modeling Language, Technical Communication, Network Infrastructure, Network Routing, Diagram Design, Network Model, Network Protocols, Service Level, Process Modeling, Telecommunications, Artificial Intelligence
Advanced · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Course Development, Design Elements And Principles, Design Strategies, English Language, Language Learning
Mixed · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Prompt Engineering, Responsive Web Design, Node.JS, Command-Line Interface, TypeScript, Unit Testing, SQL, HTML and CSS, Web Content Accessibility Guidelines, Typography, Cascading Style Sheets (CSS), React.js, User Interface and User Experience (UI/UX) Design, Hypertext Markup Language (HTML), JavaScript Frameworks, JSON, Generative AI, Database Design, UI Components, Web Development
Beginner · Specialization · 3 - 6 Months

JetBrains
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, LLM Application, Embeddings, OpenAI API, AI Integrations, Large Language Modeling, API Design, Agentic Workflows, Generative AI Agents, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Agentic systems, Python Programming, Machine Learning Methods, Docker (Software), Integrated Development Environments, Machine Learning Algorithms, Data Science
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Secure Coding, Application Security, Mobile Security, Vulnerability Assessments, Vulnerability Management, Application Frameworks, Risk Management Framework, Cyber Security Policies, Computer Security, C and C++, Java Programming, C++ (Programming Language), PHP (Scripting Language), Python Programming, C (Programming Language), Memory Management
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Data Processing, Data Visualization, Data Presentation, Data Cleansing, Data Collection, Data Visualization Software, Data Manipulation, Data Preprocessing, Python Programming, Web Analytics and SEO, Algorithms, Data Analysis, Web Scraping
Beginner · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: Back-End Web Development, Go (Programming Language), Data Structures, Data Store, Data-oriented programming, Computational Logic, Scripting, Programming Principles, Computer Programming
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Event-Driven Programming, Interactive Data Visualization, Java, Java Programming, Object Oriented Programming (OOP), User Interface (UI), Object Oriented Design, Computer Programming, User Interface (UI) Design, Algorithms, Software Engineering, Geospatial Mapping, Programming Principles, Software Documentation
Intermediate · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Data Structures, Algorithms, Graph Theory, Java, Performance Testing, Java Programming, Computational Thinking, Memory Management, Spatial Data Analysis
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Vulnerability Management, Threat Modeling, Incident Response, Intrusion Detection and Prevention, Threat Management, Network Security, Operating Systems, Threat Detection, Risk Management, Security Information and Event Management (SIEM), Risk Management Framework, Computer Security Incident Management, Cyber Attacks, Bash (Scripting Language), Security Controls, Cybersecurity, Debugging, File I/O, Linux, SQL
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: GitHub Copilot, Model Context Protocol, Prompt Engineering, GitHub, Generative AI Agents, Generative AI, AI Enablement, Integrated Development Environments, Collaborative Software, AI Workflows, Responsible AI, Large Language Modeling, Software Development Tools, LLM Application, Collaboration, Context Engineering, AI Integrations, Software Development Life Cycle, Code Review, Debugging
Intermediate · Course · 1 - 3 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
Intermediate · Course · 1 - 3 Months