Senior Backend Engineer

New
F
First Connect Insurance ServicesInsurance Technology
You are based in Poland, flexibility for partial US time zone overlapFull-TimeSenior
Salary26,000 - 31,000 PLN per month
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Job Details

Languages
English (B2/C1) and Polish (C2)
Experience
6+ years of commercial experience
Required Skills
Node.jsPostgreSQLTypeScriptNest.js

Requirements

  • 6+ years of commercial software development experience.
  • Deep proficiency in Node.js and TypeScript.
  • Expertise in NestJS framework.
  • Strong proficiency in PostgreSQL.
  • Experience with asynchronous system architecture.
  • Solid understanding of design patterns and clean architecture principles.
  • Experience analyzing and refactoring legacy codebases.
  • Ability to work in a high-ownership, fast-paced startup environment.
  • Familiarity with modern LLM tools for development workflows.
  • Fluency in Polish (C2) and English (C1/B2).
  • Must be based in Poland with availability for partial US time zone overlap.

Responsibilities

  • Drive access automation by implementing SSO solutions and API integrations.
  • Rebuild complex legacy license and access-sharing architectures.
  • Manage and maintain critical funnel paths, including sign-up and onboarding.
  • Handle core backend domains such as compliance and legal access regulations.
  • Balance high-velocity product delivery with system reliability and onboarding performance.
  • Collaborate on product discovery and translate requirements into clean, scalable architecture.
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26,000 - 31,000 PLN per month
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