DataArt is a global software engineering firm that takes a uniquely human approach to solving problems.
8 вересня 2022

Front-end (ExtJS) Developer; Sign-on bonus: $2000 (вакансія неактивна)

Люблін (Польща), Вроцлав (Польща), Краків (Польща), Лодзь (Польща) $6000–8000


  • Start from scratch and redesign UI using the latest version of ExtJS 7.5.
  • Rewrite/port existing applications to the new UI
  • Follow up with the users to learn what we can do to make UI more effective
  • Encourage the business to bring up ideas for how to improve UI
  • Leverage UI experts for common features

Our client is a US-based hedge fund, the investment management division of one of the largest banks in the world. We are looking for a JavaScript Front-end developer who will be working in a small scrum team of experts that will focus on enhancing UI web components.
We offer a $2000 sign-on bonus to the specialist that will accept our offer and join DataArt in this position.


  • Extensive knowledge and understanding of JavaScript
  • Experience with JavaScript UI Frameworks and Libraries, especially with Sencha Ext JS
  • Familiarity with RESTful APIs and/or GraphQL
  • Desire and commitment to developing effective UI
  • Excellent problem-solving skills and attention to detail
  • Great communication skills, spoken English

Nice to have

  • Experience in the finance industry
  • Working knowledge of FIX protocol, Order Management System (OMS)
  • Experience with Angular, React, WebComponents, Ext.Net, GXT, Sencha Touch, Sencha Test