École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Programming Principles, Data Structures, Functional Design, Object Oriented Programming (OOP), Algorithms, Integrated Development Environments
Intermediate · Course · 1 - 3 Months

Skills you'll gain: HTML and CSS, React.js, Front-End Web Development, Mockups, Web Design and Development, Web Development, Web Components, Figma (Design Software), Code Review, Application Deployment, Web Analytics and SEO, Database Development, Software Development, GitHub, Development Testing
Advanced · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Restful API, ASP.NET, Model View Controller, JSON, API Design, Web Services, Middleware, Back-End Web Development, Server Side, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: User Experience Design, Wireframing, Application Design, Technical Communication, Prototyping, Web Development, User Research, Usability Testing, Responsive Web Design, Version Control, Brainstorming, Project Planning, Application Programming Interface (API), Javascript, MongoDB
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, Web Applications, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jest (JavaScript Testing Framework), CI/CD, Model View Controller, User Acceptance Testing (UAT), Continuous Integration, Cucumber (Software), Postman API Platform, Ansible, Software Testing, OAuth, Web Development Tools, Behavior-Driven Development, Application Performance Management, Prometheus (Software), Authentications, Test Driven Development (TDD), Package and Software Management, Cloud API, Javascript, Software Engineering
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: TypeScript, Javascript, React.js, Debugging, Integrated Development Environments, Web Development Tools
Intermediate · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Web Development, Flask (Web Framework), Restful API, Cloud Deployment, Selenium (Software), Front-End Web Development, Web Applications, Full-Stack Web Development, Object-Relational Mapping, JavaScript Frameworks, Application Security, HTML and CSS, Back-End Web Development, Databases, Application Programming Interface (API), Python Programming, Vue.JS, Relational Databases, SQL, Collaboration
Beginner · Course · 1 - 3 Months
Skills you'll gain: Jest (JavaScript Testing Framework), User Acceptance Testing (UAT), Cucumber (Software), Postman API Platform, Software Testing, Behavior-Driven Development, Test Tools, Selenium (Software), Test Driven Development (TDD), API Testing, Unit Testing, Performance Testing, Functional Testing, Test Automation, Web Development Tools, Usability Testing, User Interface (UI), Test Case, Javascript
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Javascript and jQuery, Responsive Web Design, Cascading Style Sheets (CSS), Web Design and Development, HTML and CSS, GitHub, Web Applications, JavaScript Frameworks, Web Development Tools, Git (Version Control System), Infrastructure Architecture, Browser Compatibility, Animations
Build toward a degree
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Prompt Engineering, Responsible AI, OpenAI API, Generative AI, Data Ethics, AI Security, ChatGPT, Artificial Intelligence, Application Programming Interface (API), Computer Programming, Key Management
Intermediate · Course · 1 - 3 Months
Codio
Skills you'll gain: OAuth, Web Development Tools, Authentications, Web Servers, Application Programming Interface (API), Cloud API, Restful API, Server Side, JSON, Software Documentation, Javascript, Web Services, Application Security
Intermediate · Course · 1 - 4 Weeks