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October 12, 2026

Senior Backend Engineer (Python)

Senior • On-site

Warsaw, MA, Poland

Quick Facts

  • Role: Senior Backend Engineer (Python)

  • Work model: Hybrid (2 days in the office / 3 days remote)

  • Hours: Flexible

Description

Join the IT Solutions Delivery team during a large-scale transformation to modernize core architecture and build a data platform with standardized engineering practices. You’ll help build highly scalable products and drive strategic technical initiatives.

Responsibilities

  • Design, develop, and optimize high-availability backend systems

  • Drive and own key architectural and technological decisions within your domain

  • Analyze business requirements, independently plan technical tasks, and estimate solutions

  • Build and maintain integrations with distributed databases and message broker systems

  • Elevate engineering culture through knowledge sharing, comprehensive code reviews, and mentoring

Requirements

  • Minimum 5 years of commercial Python experience

  • Commercial experience with Django, specifically building and scaling REST APIs

  • Strong, practical knowledge of MySQL, Cassandra, and ClickHouse

  • Hands-on experience with RabbitMQ and asynchronous communication patterns

  • High independence—comfortable owning a feature end-to-end (requirements → deployment → post-release maintenance)

  • Strong ability to estimate effort/complexity and solve problems tied to business requirements

  • Proactive, can-do mindset

  • English proficiency for seamless daily communication

Benefits

  • Real influence on technological direction and participation in strategic transformation projects

  • Close collaboration with an experienced engineering team

  • Comfortable hybrid work model (2 days in the office / 3 days remote) and flexible working hours

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