OPENS AT: Jun 11, 2021, 12:30 PM

CLOSES AT: Jun 27, 2021, 06:25 PM


Xebia Frontend Developer Hiring Challenge

Challenge Over
Interview prep
Prepare for your technical interviews by solving questions asked previously by top tech companies.

Social Share


Congratulations to all the shortlisted participants.

You need to be logged in with your HackerEarth account to view your shortlist status on this challenge page.

The shor...



Xebia is an international network of passionate technologists, pioneering software craftsmen, and ambitious dreamers dedicated to exploring and creating new frontiers in IT.

Together, the team provides cutting-edge tools, training, and consulting services that today’s businesses need to be better, smarter, and faster.

Xebia is looking forward to hire Backend Java Developers join their team in their Bangalore/Pune/Mumbai/Gurgaon based locations.

Eligibility Criteria:

  • Years of experience: 3+
  • Skills: Javascript, React Js, CSS

Challenge Format:

  • 1 Frontend Application Building Question


Frontend React Developer
Experience: 3 years+
Compensation: As per market standards
Job Location: Bangalore/Pune/Mumbai/Gurgaon

React JS –

  • Good Problem-solving & analytical skills.
  • 3+ years of experience and strong proficiency in UI development - JavaScript(ES5 & ES6), OOJS, ReactJS (/Preact), HTML, HTML5, CSS, CSS3, HTTP, Web APIs, Build tools like GruntJs / Webpack, Babel, NPM , GIT.
  • Reusability & Modularity of UI components.
  • Good knowledge of CSS preprocessors like SASS, CSS oriented design patterns like BEM.
  • Exceptional debugging skills and knowledge of browser developer tools.
  • Familiar with RESTful APIs to connect applications to back-end services.
  • Knowledge of performance enhancement, fine tuning and performance improvement best practices.
  • Work with developers to review stories and specifications and ensure that the teams are meeting the objectives of the business while maintaining technical and architectural standards.
  • Understanding of Web and Information Security concepts and concerns, such as CORS, CSP, CSRF, XSS, etc.
  • Must be aware of how single-page application and multi-page application works.
  • Must understand the difference between client side & server side rendering.
  • Optimizing the application for performance and scalability using CDN, caching, etc.
  • Participate in the full SDLC (Agile), including meetings, iterative development, estimations, and design sessions.
  • Understanding of Agile/Scrum methodologies.
  • Stay up to date with the newest trends in Front End; doing R&D on new updates and making recommendations on implementations.


Xebia explores and creates new frontiers in IT. Always one step ahead of what businesses need, we turn the latest technology trends into advantages for our customers. As a ...



  1. You will be provided with a problem statement for which you have to build a functional front-end design.

  2. Each problem comprises the following:

    a. Mandatory feature sets...



Sample Challenge

Can I participate in a sample challenge?

Yes, we recommend that you participate in our sample challenge.

This challenge enables you to understand how to pa...

View All Notifications