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: Email Automation, Google Workspace, Google Sheets, Stakeholder Communications, Communication Planning, Scripting, Gmail, Stakeholder Management, Project Schedules, Project Management, Javascript
★ 4.5 (131) · Intermediate · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: PostgreSQL, JSON, Text Mining, Query Languages, SQL, Databases, Natural Language Processing, Database Management, Application Programming Interface (API), Data Storage, Python Programming, Scripting
★ 4.6 (151) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, API Gateway, MySQL, Restful API, MongoDB, OAuth, Microservices, NoSQL, Object-Relational Mapping, Application Programming Interface (API), Database Design, Relational Databases, Unit Testing, SQL, Cloud Deployment, Databases, MySQL Workbench, Data Persistence, Server Side, Javascript
★ 3.6 (115) · Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Prompt Engineering, Prompt Patterns, Responsible AI, AI Integrations, OpenAI API, OpenAI, Generative AI, API Testing, Data Ethics, AI Security, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Application Programming Interface (API), Fine-tuning, Computer Programming, Key Management
★ 4.5 (135) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: Application Security, Angular, OAuth, Test Driven Development (TDD), Web Components, Cryptography, Data Validation, Unit Testing, Vue.JS, Development Testing, Data Security, Authentications, Encryption, Authorization (Computing), HTML and CSS, Hypertext Markup Language (HTML), Web Applications, Javascript, Security Strategy, Computer Programming
★ 4.3 (102) · Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Core Data (Software), JSON, Apple iOS, Data Persistence, Database Application, Mobile Development, Application Programming Interface (API), Data Access, Swift Programming, Model View Controller, Data Modeling, UI Components, Network Protocols, User Interface (UI), Debugging
★ 4.6 (137) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), NumPy, Data Manipulation, Code Reusability, Data Preprocessing, Data Wrangling, Package and Software Management, Data Analysis, Data Integration, JSON, Object Oriented Programming (OOP), Data Science, Data Structures, Python Programming, Exploratory Data Analysis, Computer Programming, Programming Principles, Data Storage, Mathematical Software, Computational Logic
★ 4.8 (130) · Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Web Design, Web Design and Development, Javascript
★ 4.5 (104) · Mixed · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Web Scraping, MySQL, SQL, JSON, Scripting, Data Persistence, Scripting Languages, Database Development, Data Manipulation, Data Structures, Operational Databases, Database Software, Query Languages, Data Store, Database Management, Databases, Data Import/Export, Data Capture, Spatial Analysis, Python Programming
★ 4.4 (111) · Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Android Development, Android (Operating System), Application Deployment, JSON, Web Services, Restful API, Mobile Development, Application Development, Application Programming Interface (API), Data Persistence, User Interface (UI) Design, User Interface (UI), Animations
★ 4.6 (103) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Bootstrap (Front-End Framework), Browser Compatibility, Responsive Web Design, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, UI Components, React.js, Application Frameworks
★ 4.4 (104) · Intermediate · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Node.JS, MongoDB, Angular, Full-Stack Web Development, JavaScript Frameworks, Restful API, Secure Coding, Server Side, Web Applications, Web Development, NoSQL, Front-End Web Development, Web Development Tools, Web Servers, Postman API Platform, Application Programming Interface (API), API Design, Javascript, Back-End Web Development, Event-Driven Programming
★ 4.6 (91) · Beginner · Course · 1 - 3 Months