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.

LearnQuest
Skills you'll gain: Apache Maven, Spring Framework, Microservices, Java Platform Enterprise Edition (J2EE), Spring Boot, Java, Java Programming, Build Tools, Back-End Web Development, Software Architecture, Server Side, Load Balancing, Cloud Development, Web Services, Restful API, Systems Architecture, Web Applications
★ 4.5 (52) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Script Development, Test Automation, Test Case, Development Testing, Software Testing, Python Programming, Requirements Analysis
★ 3.8 (30) · Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Web Design and Development, digital literacy, Web Content Accessibility Guidelines
★ 4.4 (27) · Beginner · Course · 1 - 4 Weeks
Coursera
Skills you'll gain: Bash (Scripting Language), Shell Script, Scripting, Command-Line Interface, Unix Shell, Scripting Languages, IT Automation, Unix, Linux, File I/O, File Management
★ 4.5 (64) · Intermediate · Guided Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Debugging, Data Analysis, Data Preprocessing, Numerical Analysis, Critical Thinking
★ 4.2 (14) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Keyword Research, Prompt Engineering Tools, Content Optimization, Google Gemini, Generative AI, Search Engine Optimization, Content Development and Management, AI Integrations, Content Strategy, AI Workflows, Digital Marketing
★ 4.9 (8) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Video Game Development, Game Design, Program Development, Web Development Tools, Software Development, Computer Programming Tools, Software Development Tools, Development Environment, Software Documentation, Data Validation, Javascript, Debugging, Integrated Development Environments, Maintainability, Programming Principles, Data Structures, Code Reusability, Software Design, Computer Programming, Object Oriented Programming (OOP)
★ 4.2 (11) · Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Large Language Modeling, Data Ethics, Prompt Patterns, Responsible AI, LLM Application, Context Engineering, AI literacy, AI Workflows, Agentic Workflows, AI Personalization, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Automation, Collaboration, Information Privacy, Productivity, Innovation, Organizational Skills, Business Technologies
★ 4.8 (17) · Beginner · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Computer Architecture, Hardware Architecture, Microarchitecture, Computer Systems, Computational Logic, Hardware Design, Computer Hardware, Programming Principles, System Programming, Systems Architecture, Program Development, Data Storage, Memory Management
★ 4.5 (13) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: HTML and CSS, React.js, React Redux, Web Applications, Hypertext Markup Language (HTML), Front-End Web Development, JavaScript Frameworks, Web Design and Development, Web Development Tools, UI Components, Javascript, Cascading Style Sheets (CSS), Web Development, User Interface (UI), Development Environment
★ 4.2 (61) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Debugging, Unit Testing, Relational Databases, Object Oriented Programming (OOP), Data Visualization, Data Store, Web Scraping, Database Management, Scatter Plots, Data Structures, Data Manipulation, SQL, File I/O, Test Case, Integrated Development Environments, Software Testing, Python Programming, Computer Programming, Program Development, Diversity and Inclusion
★ 3.8 (18) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Unified Modeling Language, JUnit, Software Testing, Java, Java Programming, Unit Testing, Software Design, Software Development, Test Driven Development (TDD), Diagram Design
★ 4.1 (15) · Intermediate · Course · 1 - 3 Months