Senior Fullstack JavaScript Developer

remote, Warsaw

| 20 160 – 25 200 PLN + VAT for B2B

We are looking for an experienced Full Stack developer with a very good command of Java and JavaScript to work in an international team for a BeNeLux-based company specialising in building ecosystem infrastructure that enables up-to-date data and streamlined processes.

Key responsibilities

  • designing, development and maintenance of a data storage solution in compliance with best practices and security standards;
  • integration of multiple data sources and databases into one system;
  • authentication and authorization across multiple systems, servers and environments;
  • creating code and reusable libraries;
  • application optimization for maximum performance and scalability;
  • implementation of security and data protection.

We are looking for

  • fluent English;
  • very good knowledge of  Java and JavaScript;
  • knowledge of  Microsoft Azure and CI/CD in Microsoft Azure Devops, Visual Studio Code, NodeJS, Docker, MySQL, Git, IntelliJ;
  • a dynamic team player eager to learn while taking ownership of delivery.

Nice to have experience with

  • Hyperledger Fabric;
  • Kubernetes;
  • Database Migration;
  • Prometheus and Grafana;
  • Elastic Stack (ELK);
  • other frontend stack like HTML5 and CSS3.

We Offer

  • remote work or office in the downtown of Warsaw, if preferred;
  • lasting and flexible contract (employment contract or self-employment);
  • support in application for IPBox for R&D works;
  • possibilities of self-development (developer courses, foreign language classes etc.) included in working hours;
  • Multisport;
  • private healthcare.
CIR is a certified Research and Development Center in Poland and France.

Programs: Tax credit - crédit d'impôt recherche (FR) and Centrum Badawczo Rozwojowe (PL)

Tax credits and innovation
Bon na innowacje

We operate within innovation voucher and other financing programs targeting research and development work.


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Narodowe Centrum Badań i Rozwoju
European Union