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Splitmetrics

Backend Developer (Python)

Splitmetrics·2 days ago

⏰ Full-time📈 Mid Level🇵🇱 Warsaw, Poland📅 Sep 25, 2026

SplitMetrics is a global software company offering an ecosystem of products and services that serve as a growth engine for top mobile-first businesses worldwide. Our ecosystem includes:

  • SplitMetrics Acquire, a platform for automating and optimizing Apple Ads. 

  • SplitMetrics Agency, a full-service mobile marketing agency staffed by top experts.

  • SplitMetrics Optimize, an A/B testing platform recognized as the ASO Tool of the Year.

  • App Radar by SplitMetrics: an ASO platform with advanced keyword and competitor insights.

Why SplitMetrics? 

  • For over 11 years, we’ve been at the forefront of the mobile marketing industry, building an ecosystem of market-leading technologies.

  • An Apple Ads Partner, SplitMetrics is the 1st company to build the Apple Ads management platform. 

  • Working with top mobile companies and brands globally: Skyscanner, Glovo, Flo, Babbel, Wooga and many more.

  • Generating an impressive transaction volume, with over $1 billion in ad spend flowing through our ecosystem.

  • Integrated AI into our strategic approach since 2023.

  • Effectively collaborate across 20+ countries with a remote-first and supportive culture.

We’re looking for the Backend Engineer who’ll join SplitMetrics team and will be working on high-load and data-intensive system.

In this role you will:

  • Scrape various API’s on an industrial scale (TB’s/day)

  • Build backend services using Python, focusing on high-load, data-intensive systems, and optimizing data pipelines and analytics.

  • Write and review code for quality, security, and best practices across the backend components.

  • Implement automated testing (unit, e2e) and participate in CI/CD processes.

  • Monitor, troubleshoot, and improve system stability and performance.

About you:

  • 4+ years experience with Python, with deep expertise in building high-load, scalable systems.

  • Strong SQL skills, including performance tuning and optimization.

  • Experience developing microservices, data pipelines, and analytics solutions.

  • Familiarity with modern CI/CD practices and tools (GH).
    Ability to refactor legacy code and migrate to modern tech stacks.

  • Eager to automate everything (including ad-hoc).

  • Strongly focused on system observability and troubleshooting.

  • Huge CLI fan.

  • Have B1+ English level knowledge.

  • Being a macOS / iOS power-user is a huge advantage.

  • Experience developing iOS apps is a plus as well (could be a hobby, automated testing is S+).

What is there for you?

  • Time Off: Vacation and public holidays following your country's regulations. Additional PTOs annually for personal rejuvenation.

  • Health and Wellness: Medical insurance or health care compensation. Paid sick leave to prioritize your well-being.

  • Professional Development: Top online/offline conferences and mobile industry events. Internal courses for continuous professional development.

  • Performance and Growth: Micro-management-free and supportive management style. Semi-annual performance review sessions. New career opportunities through our internal mobility program.

  • Team Engagement: Corporate online events and offline team retreats. Collaboration between teams through shared OKRs. Environment conducive to open dialogue and constructive feedback.

  • Work Flexibility: Flexible working schedule for a better work-life balance. Remote-first working environment.

  • Workspace Options: Coworking costs coverage program. Office hubs in key locations for a convenient and productive work environment.

Market context

Measured from remote postings we have tracked ourselves — not self-reported survey data.

What Mid Level Engineering roles in Europe pay

25th
$65k
Median
$95k
75th
$135k

Based on 886 comparable postings with disclosed salaries, last 12 months.

How Splitmetrics is hiring

Last 90 days
13 roles
Total tracked
39
Hiring across
8 job families

Tracked since October 2025.

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