JavaScript courses can help you learn programming fundamentals, DOM manipulation, asynchronous programming, and event-driven development. You can build skills in debugging, working with APIs, and creating interactive web applications. Many courses introduce tools like Node.js for server-side development, React for building user interfaces, and Git for version control, showing how these skills come together in real-world projects.

Skills you'll gain: Server Side, Node.JS, Full-Stack Web Development, Back-End Web Development, Restful API, Web Applications, JavaScript Frameworks, Web Services, Web Development, Authentications, Application Programming Interface (API), Javascript, Middleware, Computer Science
Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Apache Hadoop, Scala Programming, Distributed Computing, Big Data, Data Manipulation, Data Processing, Performance Tuning, Data Persistence, Data Transformation, SQL, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, AI Workflows, Vibe coding, Generative AI Agents, Artificial Intelligence, Generative AI, AI Personalization, Software Development Tools, Web Development Tools, Code Review, Responsible AI, Software Development, GitHub, React.js, Front-End Web Development, Design Software, Javascript, Software Engineering, Web Development, Application Deployment
Beginner · Course · 1 - 3 Months

Skills you'll gain: React.js, Code Reusability, Web Development Tools, Development Environment, Responsive Web Design, Frontend Performance, Web Design and Development, HTML and CSS, Front-End Web Development, JavaScript Frameworks, Maintainability, UI Components, Cascading Style Sheets (CSS), Software Development Tools, Event-Driven Programming, Build Tools, Web Analytics and SEO
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Leaflet (Software), Dashboard Creation, Geospatial Information and Technology, Global Positioning Systems, Spatial Data Analysis, Geospatial Mapping, Internet Of Things, Systems Integration, Frontend Performance, Network Troubleshooting
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, HTML and CSS, Data Structures, Spring Boot, Eclipse (Software), Restful API, Java Programming, JavaScript Frameworks, Object Oriented Programming (OOP), Model View Controller, Software Development Tools, Hypertext Markup Language (HTML), Java, Computer Programming Tools, Application Frameworks, Front-End Web Development, Spring Framework, Object Oriented Design, Cascading Style Sheets (CSS), Javascript
Intermediate · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Model Context Protocol, Vector Databases, Agentic Workflows, Tool Calling, Agentic systems, AI Workflows, Google Gemini, Server Side, Gemini, Generative AI Agents, AI Integrations, Embeddings, Node.JS, Retrieval-Augmented Generation, Large Language Modeling, Web Development, PostgreSQL, Data Processing, Data Modeling, Javascript
Intermediate · Course · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Application Design, Software Design Patterns, Functional Design, Other Programming Languages, Event-Driven Programming, Functional Testing, Java, Programming Principles, Performance Tuning, Data Structures
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Model Deployment, Extract, Transform, Load, Federated Learning, Model Optimization, Data Pipelines, Image Analysis, Data Import/Export, Tensorflow, Transfer Learning, Convolutional Neural Networks, iOS Development, Apple iOS, Android Development, Data Preprocessing, Model Training, Data Processing, Computer Vision, Fine-tuning, Javascript, Machine Learning
Intermediate · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Model Context Protocol, Agentic systems, Vector Databases, Retrieval-Augmented Generation, Prompt Engineering, Tool Calling, Google Gemini, Agentic Workflows, AI Workflows, Generative AI Agents, Server Side, Node.JS, Scalability, MongoDB, Embeddings, Large Language Modeling, Natural Language Processing, Web Development, Machine Learning, Javascript
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Front-End Web Development, HTML and CSS, Web Language, Web Design and Development, Web Development, Web Development Tools, Web Content, Integrated Development Environments
Beginner · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Agentic systems, Tool Calling, Agentic Workflows, Generative AI Agents, Gemini, Google Gemini, LLM Application, AI Integrations, OpenAI, Middleware, Angular, Development Environment, Systems Architecture, Node.JS, Frontend Integration, Debugging, JSON, Data Validation
Advanced · Course · 1 - 4 Weeks