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K-LAGAN is looking for a Senior React/Redux Developer to join our JavaScript team (client side) in an international insurance company located in Barcelona City.

We expect go-getter attitude. The professional must be able to work independently within a team, having a strong sense of responsibilities and quality focus. You are going to participate in the development of scalable and robust web applications for a large customer base.


  • Build and maintain a clean, scalable code for their front and back end application development under SCRUM (client/server).
  • Testing code and validating with JEST and ENZIME, applying best practices: CleanCode, TDD, Design Patterns…
  • Review code as part of code reviews, pull requests, and security checks.
  • Document features, release notes, testing procedures, and similar as part of the software life cycle process.
  • Review, learn and propose new technology components in order to improve several applications.


  • Engineering Degree related with Technology or similar.
  • Strong experience in JavaScript Development (client or server)
  • Fluent in client development with React
  • Azure knowledge will be highly valued
  • Use of Unit Test
  • English at least in an intermediate level
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