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Senior Backend Engineer (Kotlin)
  • Warsaw
Senior Backend Engineer (Kotlin)
Warszawa, Warsaw, Masovian Voivodeship, Polska
INSPEERITY sp. z o.o.
13. 7. 2025
Informacje o stanowisku

technologies-expected :


  • Kotlin
  • Kafka
  • PostgreSQL

technologies-optional :


  • JOOQ
  • KoTest

about-project :


  • TL;DR
  • Who: Senior Software Engineer (Kotlin)
  • Employment Type: B2B Framework Agreement
  • Salary range: Up to 150 PLN/h + VAT
  • Timeframe: From July to October or only in August
  • Recruitment steps: HR -> Tech -> Decision
  • Company: Software House
  • Project topic: Leasing services
  • Scope of work: Support in further project development.
  • We are looking for an experienced software engineer with Kotlin experience to join our team of developers supporting a German client in digitalizing their processes. The main scope of work is further development of existing support for greenfield applications with a specific scenario regarding insurance of leased items.

responsibilities :


  • Developing new features that meet customer requirements.
  • Proposing new solutions to challenges encountered in the project.
  • Identifying and correcting bottlenecks and fixing bugs to ensure quality, stability, and maintainability of the code base.
  • Collaborating with other developers, test engineers, and business stakeholders to deliver high-quality solutions.

requirements-expected :


  • Demonstrated proficiency in Kotlin and previous experience with other JVM languages.
  • Good knowledge of architecture related topics and principles.
  • Experience in implementing queuing systems like Kafka.
  • Familiarity with more SQL-centric approaches to operate on data such as JOOQ (you will meet it in project).
  • Strong problem-solving skills.
  • Familiarity with JVM testing libraries (we are using KoTest).
  • Excellent command in English (at least B2+).
  • Excellent attention to detail and strong communication and organizational skills.
  • Focus on writing high-quality, stable, and easy-to-maintain code.

offered :


  • B2B Framework agreement.
  • Remote work or working from our Bialystok, Warsaw, Rzeszow or Wroclaw offices. Its up to you!
  • If you want, we will provide you with a laptop to work on project.
  • Youll work with experienced, committed people who will appreciate you, your skills and knowledge and give you support when you need it ?

benefits :


  • remote work opportunities
  • flexible working time

  • Praca Warszawa
  • Warszawa - Oferty pracy w okolicznych lokalizacjach


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