Internship - JavaScript Engineer

India | Engineering | Part-time | Fully remote


Wingify is a ~$30mn ARR SaaS company that makes the market-leading A/B testing and conversion optimization platform We are a 100% bootstrapped and profitable company founded in India, making globally admired technology products in the marketing technology space. With clients in 90+ countries, Wingify has been profitable all its 11 years of existence and is now looking to grow to its next milestone of $50mn revenue (and beyond that to $100mn) over the next few years.

Over the last 11 years, VWO by Wingify has helped create industry standards in A/B testing products and have helped brands grow their website conversions by our suite of products across testing, user behaviour insights, and user engagement. If you have interacted with WikiHow, UbiSoft, TMZ, or Britannica, you have already met some of the customers who trust the VWO platform for their experimentation-led growth. Last year, G2Crowd recognized VWO by Wingify among the 25 best software SaaS companies in India, and in 2017, ET gave us the title of Startup of the year in the bootstrapped champ category.

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As an Intern JavaScript, you will be required to work on various JavaScript libraries that are served on our customers’ websites thereby impacting millions of users. These libraries are the core of all the features of VWO. 

We love vanilla JavaScript and work with cutting-edge technologies like TypeScript, Rollup.js, Cypress, ESLint.

We are obsessed with Web Performance. See some of the improvements that we did

Job Responsibilities:

  • Development of Core JavaScript libraries.
  • Writing reusable code or modules that can be used across all the JavaScript libraries.
  • Talking about your work - we love open source software, we heavily use them, and talking about how we use them is the least we can do to help the community. See our engineering blog and our GitHub page

 Skills & Experience

  • Fresher to 1 year of relevant experience 
  • Passion for writing Vanilla JavaScript
  • Strong knowledge and experience in JavaScript, HTML, CSS
  • Develop new user-facing features
  • Build reusable code and libraries for future use
  • Regard to optimizations that focus on delivering content to the user as quickly as possible
  • Awesome Debugging Skills.
  • Optimize applications for maximum speed and scalability
  • Passion to write automation tests
  • Understanding the similarities and differences across browsers (young and old)
  • Experience in writing modular JavaScript code
  • Passion to stay up to date with the constantly evolving world of front-end development