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Backend Developer (Python)

Poland🌐 Remote💼 Full-time🗓 2026-09-25

Core

Building high-load, data-intensive backend services and optimizing data pipelines for mobile marketing analytics and ad automation.

Role type

Senior Backend Engineer (Python)

Builds

Scalable backend services, data pipelines, and analytics solutions for mobile-first businesses.

Domain

Mobile marketing, advertising technology, data engineering

Deliverable

production ML models | product features | dashboards & analysis

Required skills

Python, SQL, microservices, data pipelines, CI/CD, system observability, legacy code refactoring

Preferred skills

CLI usage, macOS/iOS development, iOS app development

Technologies

Python, SQL, GitHub Actions, CI/CD tools

Responsibilities

Scrape APIs at industrial scale, build and optimize backend services, write and review code for quality and security, implement automated testing, monitor and improve system stability

Seniority

Senior, hands-on IC

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