October 9, 2026

Backend Engineer

Senior • On-site

Kraków, Poland

Quick Facts

  • Role: Backend Engineer (6-month engagement)

  • Focus: Infrastructure-as-code, deployment pipelines, and backend services for an identity and entitlement platform

Description

You will own infrastructure-as-code and deployment pipelines while building backend services for a large-scale identity and entitlement platform. The work includes redesigning integrations so downstream systems retain backward compatibility, plus executing cutovers/rollbacks and validating entitlement/permission integrity end-to-end.

Responsibilities

  • Repoint OMES and UPMS from direct Salesforce dependencies onto a new backward-compatible API/integration layer (MuleSoft)

  • Design and build integration components connecting UPMS/OMES to the shielding layer

  • Execute and support two cutovers per system (onto the shield, then at Salesforce hierarchy change), including rollback readiness

  • Validate entitlement and permission integrity end-to-end to prevent over/under-permissioning

  • Support end-to-end QA and compressed UAT for permissioning flows

  • Support entitlement data migration aligned to ~8,800 new Segment Accounts

  • Manage IaC and deployment pipelines for entitlement services touched by the migration

Requirements

  • 6+ years of DevOps experience with CI/CD pipelines and DevOps tooling

  • Hands-on development in Golang and Node.js

  • Proven experience with Terraform / infrastructure-as-code

  • Solid understanding of microservices architecture

  • Demonstrated experience integrating complex, interdependent applications across multiple systems

  • Upper-intermediate English level

Benefits

  • Professional growth with mentorship, TechTalks, and personalized growth roadmaps

  • Competitive, USD-based compensation plus budgets for education, fitness, and team activities

  • Flextime with flexible schedule and remote/office options

Similar jobs you might like

Unlock Full Resume Report