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Seargin

React Developer

Seargin
Poland · Full-time · Mid-Senior

SEARGIN IS HIRING!


As a dynamic multinational tech company operating in 50 countries, we drive innovation and create projects that shape the future and greatly enhance the quality of life. You will find our solutions in the space industry, supporting scientists in the development of cancer drugs, and implementing innovative technological solutions for industrial clients worldwide. These are just some of the areas in which we operate!


Currently, for the new Seargin project we are looking for React Developer:

  • B2B
  • Remote from Poland

We are seeking a React Developer to join our team. This role focuses on designing, developing, and maintaining high-quality Front-End applications.


Responsibilities:

  • Design, develop, and maintain React-based front-end applications, specifically using react-admin.
  • Collaborate with cross-functional teams to deliver high-quality software solutions.
  • Ensure optimal performance, usability, and security of applications.
  • Interface with RESTful APIs and contribute to the overall application architecture.
  • Write unit tests and ensure code quality.
  • Prepare high-quality documentation and presentations for stakeholders.
  • Optionally support IT infrastructure-related tasks.


Requirements:

  • At least 5 years of experience in front-end development.
  • English proficiency: B2/C1.
  • Expert knowledge of JavaScript, including ECMAScript 5, and front-end frameworks.
  • Strong experience in React, with knowledge of react-admin, and optionally Angular, jQuery, Ext-JS, and Backbone.
  • Skilled in HTML5, CSS3, responsive design, and cross-browser/mobile compatibility.
  • Practical experience with Node.js and web services (SOAP and REST).
  • Knowledge of semantic HTML, W3C standards (including WAI), and separation of content and presentation.
  • Experience with SQL and database development.
  • Familiarity with development tools: GIT/SVN, JIRA, Adobe Suite, Continuous Integration tools (e.g., Bamboo).
  • Experience in Agile development methodologies.

Key Skills

Ranked by relevance

react continuous integration responsive design restful apis javascript responsive angular jquery html5 jira sql
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Posted
Dec 10, 2025
Type
Full-time
Level
Mid-Senior
Location
Poland
Company
Seargin

Industries

IT Services IT Consulting

Categories

Information Technology

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