Are you obsessed with Vanilla JavaScript? Do you find yourself constantly checking the “Network” tab in DevTools to shave off every millisecond of page load time?
Wingify, the global SaaS powerhouse behind VWO (Visual Website Optimizer), is looking for a passionate JavaScript/Frontend Intern. This isn’t just a regular internship—you’ll be working on core libraries that are served on thousands of customer websites, impacting millions of users daily.
🎯 Role Overview: Frontend Engineering Intern
At Wingify, the focus is on performance, scalability, and clean, modular code. You will be part of the team building the “Smart Code” that powers A/B testing and website personalization globally.
Key Responsibilities:
Core Development: Work on high-performance JavaScript libraries that run in the browser.
Modular Coding: Write reusable modules and libraries that can be deployed across the VWO ecosystem.
Performance Optimization: Focus on delivering content to users as quickly as possible (Web Performance is a religion here!).
Open Source & Community: Contribute to and talk about open-source software. Check out the Wingify Engineering Blog to see their culture.
Testing: Write robust automation tests to ensure cross-browser compatibility.
🎓 Eligibility & Skills
Wingify is looking for “Vanilla JS” purists who love the fundamentals of the web.
Experience: Freshers to 1 year of relevant experience.
Core Skills: Strong command of JavaScript (ES6+), HTML5, and CSS3.
Tools of the Trade: Passion for working with TypeScript, Rollup.js, Cypress, and ESLint.
Debugging Pro: Awesome debugging skills and an understanding of how different browsers (old and new) handle code.
Mindset: A passion for web performance, speed, and scalability.
📊 Job Details at a Glance
Feature
Details
Company
Wingify Software Pvt. Ltd.
Role
Internship – JavaScript/Frontend Engineer
Experience
0 – 1 Year
Type
Part-Time / Internship
Tech Stack
Vanilla JS, TypeScript, Rollup.js, Cypress
Location
Remote / Hybrid (Check official portal for updates)
💡 Why Join Wingify?
Global Impact: Your code will run on some of the world’s biggest websites.
Tech-First Culture: Work with engineers who are obsessed with performance and clean architecture.
Learning: Deep dive into how browsers work and how to build production-grade JS libraries.
Engineering Excellence: Follow their GitHub and blog to see the high standards they maintain.
📝 How to Apply
If you are a JavaScript enthusiast who stays up-to-date with the evolving world of frontend development, apply through the Wingify Careers Page. Make sure your GitHub profile showcases your modular JS projects or any contributions to open-source!
