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June 18, 2026

Senior Backend Developer (Python\Django)

Senior • Remote

22,000 - 28,000 PLN

Warsaw, Poland

Description

We are currently looking for a Senior Backend Developer (Python/Django) for a Polish company developing an international SaaS platform related to management, analytics, and automation of e-commerce processes. The platform collects data from large online stores and market sources (including Google Shopping) and provides analytics and automation for pricing policies, sales growth in specific categories and markets. Although the platform is user-friendly, it processes large datasets and delivers fast, intelligent insights for store owners. The product is already ahead of competitors in terms of functionality, with plans for global expansion.

We are looking for an experienced specialist who wants to co-create the product ecosystem and SaaS application, values autonomy and real impact on the company’s direction, and enjoys working in a small, fully remote Polish team in an innovative and dynamic environment.

Quick Facts

  • 100% remote work with flexible approach
  • Small, experienced product team
  • Startup-like, dynamic work environment
  • Multisport co-financing

Responsibilities

  • Development of backend application in Python and Django
  • Designing and implementing data processing algorithms used by comparison modules
  • Development and optimization of scoring, ranking, and classification mechanisms for products
  • Modeling business logic and translating complex business requirements into efficient technical solutions
  • Analysis of large datasets and building mechanisms supporting decision-making automation
  • Integration with external platforms and services via API
  • Designing and managing data in PostgreSQL, Elasticsearch, and Redis
  • Creating automated tests and ensuring quality and stability of delivered software
  • Direct cooperation with CEO/CTO and product team on new functionalities

Requirements

  • Minimum 5+ years of commercial experience in Python programming
  • Very good knowledge of Django framework
  • Strong analytical skills and mathematical approach to problem solving
  • Experience in algorithm design, data processing, and complex business logic implementation
  • Ability to model business processes and dependencies in code
  • Experience with PostgreSQL, Elasticsearch, and Redis
  • Ability to independently solve complex technical problems
  • Experience in remote work and good self-organization

Nice to have

  • Knowledge of React and Next.js enabling frontend collaboration
  • Experience with e-commerce platforms, comparison engines, marketplaces, recommendation systems, or scoring and data-driven products