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(803) Senior Python Backend Developer ( Part-time)

Altoros

Warsaw, Masovian Voivodeship, Poland Part time June 03, 2026
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Vacancy Description

Altoros - a leading IT services provider is looking for a Senior Python Developer.

Responsibilities:

  • Lead incident response (primary), ensuring timely triage and resolution within agreed SLAs
  • Perform root cause analysis (RCA)
  • Investigate and fix backend bugs in the Django application, including post-launch and integration-related issues
  • Tune infrastructure and adjust system configurations to improve reliability and stability
  • Resolve dependency compatibility issues across application and infrastructure layers
  • Optimize performance of both the application and PostgreSQL database — query tuning, indexing, caching, and connection management

    Non-Core (but inevitable)
  • Observability gaps remediation
  • Runbook refinement
  • Minor DevOps improvements

Requirements

    • Senior Python Backend Devel...

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