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: Algorithms, Javascript, Data Structures, Computational Thinking, Programming Principles, Performance Tuning, Computer Programming, Solution Design, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Wrangling, JSON, Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Integration, Full-Stack Web Development, IntelliJ IDEA, Spring Boot, Spring Framework, React.js, Restful API, Front-End Web Development, Back-End Web Development, Context Management, Web Applications, Application Frameworks, Development Environment, Command-Line Interface, Data Store
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Version Control, Test Script Development, Software Versioning, Continuous Integration, File I/O, Test Tools, Continuous Delivery, Functional Testing, Automation, UI Components, Code Reusability, Hypertext Markup Language (HTML), Development Environment, Integrated Development Environments, Command-Line Interface, Package and Software Management
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Node.JS, MongoDB, Middleware
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Programming Principles, Computer Programming, Theoretical Computer Science, Computational Thinking, Javascript, Memory Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Design, Relational Databases, Database Development, Microsoft SQL Servers, SQL, Database Systems, Database Management, Database Software, Databases, Query Languages, Database Management Systems, Requirements Analysis, Frontend Integration
Beginner · Guided Project · Less Than 2 Hours

Google DeepMind
Skills you'll gain: Google Gemini, Gemini, Cloud API, Application Programming Interface (API), Real Time Data, Prompt Engineering, Large Language Modeling, Token Optimization, Tool Calling, LLM Application, AI Workflows, JSON, Generative AI, Data Integration, Development Environment, Python Programming, Key Management, Debugging
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Middleware, Node.JS, Model View Controller, Development Environment, Application Frameworks, Application Development, JavaScript Frameworks, Web Applications, Web Development Tools, Server Side, Network Routing, Service Oriented Architecture, Android Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Cascading Style Sheets (CSS), JavaScript Frameworks, UI Components, Code Reusability, Restful API, HTML and CSS, Web Applications, Web Development, Javascript, Application Development, Computer Programming
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Data Import/Export, Web Scraping, Tidyverse (R Package), Data Wrangling, Data Integration, Data Manipulation, JSON, Data Transformation, Relational Databases, R (Software), Google Sheets, Unstructured Data, R Programming, Extensible Markup Language (XML), Spreadsheet Software, Databases, SQL, Data Structures, File I/O, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Bootstrap (Front-End Framework), Javascript, HTML and CSS
Intermediate · Course · 1 - 4 Weeks