All roles

Open role

Senior Backend Engineer (Python) - Platform

Remote · South Korea Full-time

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 searching for a Senior Backend Engineer with data engineering experience to join our Platform team.

In this role you will

  • Build scalable, high-load systems in Python.

  • Work with big data: adapt the product to process 200–400M+ records per day.

  • Design and develop integrations with multiple external channels behind a unified, channel-agnostic data model and API.

  • Ensure data quality and consistency across channels: validation, reconciliation, monitoring of freshness and completeness.

  • Build and maintain data pipelines: ingestion, normalization, deduplication and backfills.

  • Improve system reliability, observability and cost efficiency.

  • Design, build, deploy, monitor and maintain products.

  • Rewrite legacy systems with modern technologies.

About you

  • 5+ years of commercial experience with Python.

  • Excellent knowledge of raw SQL.

  • Experience with data stores like PostgreSQL (deep understanding of engine, performance optimization).

  • Experience in building solutions based on microservices and scaling such systems.

  • Experience with modern CI/CD approaches and tools.

  • Experience setting up and improving the development process.

  • Strong focus on business implications when making decisions on architecture.

  • Hands-on experience building data pipelines and ETL/ELT processes at scale.

  • Experience integrating with many external APIs and designing a unified abstraction layer over heterogeneous data sources.

Nice to have

  • Experience with analytical/columnar storage (ClickHouse, BigQuery, Snowflake, Redshift).

  • Experience with message brokers.

  • Domain knowledge in AdTech / mobile marketing (ad networks, attribution, MMPs).

  • Experience with async Python for high-throughput API ingestion.

  • Experience building LLM-powered features or AI agents on top of production data.

  • Experience with Kubernetes, Docker and cloud platforms (AWS / GCP).

  • Experience building MCP servers that expose platform data and actions to AI agents and LLM tools.

  • Experience with observability tools (Grafana, Datadog).

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.

Our Culture

At SplitMetrics, our values are not just words — they guide everything we do. To achieve our ambitious goals and maintain success, we stand united by our core behaviors:

  • Move Fast

  • Get Sh*t Done

  • Build Together

  • Strive for Transparency

  • Own What You Do

  • Learn + Share = Excel

Remote Hiring Guidelines: At SplitMetrics, we welcome team members from various countries. While all our roles are remote, certain positions may have specific eligibility requirements based on location. Our Talent Acquisition team can help answer any questions about location after starting the recruiting process.

5+ years commercial Python experience, strong SQL, PostgreSQL, microservices, CI/CD, data pipelines and ETL/ELT at scale, external API integration.

Key Responsibilities

  • building scalable systems
  • designing data pipelines
  • integrating external channels

Skills & Tools

Python, SQL, PostgreSQL, CI/CD, ClickHouse, BigQuery, Snowflake, Redshift, Kubernetes, Docker, AWS, GCP, Grafana, Datadog

Job Details

  • Category: Software Development
  • Seniority: Senior Level
  • Commitment: Full Time
  • Workplace: Remote — Europe or Serbia or Belgrade or Spain or Barcelona or Poland or Warsaw
  • Languages: English

Benefits

  • Generous paid time off

About SplitMetrics

A global software company providing products and services that serve as a growth engine for mobile-first businesses. — Industry: Information Technology

More open positions

Senior Manager, Content Systems & Innovation

Work from home Full-time role

User Acquisition Manager

Work from home Full-time role

AI Content Systems Engineer

Work from home Full-time role

Electrical Estimator - Federal Sector

Work from home Full-time role

Technical Support Engineer

Work from home Full-time role

Office Coordinator - Real Estate Agent

Work from home Full-time role

Human Resources Coordinator

Work from home Full-time role

Contracts & Pricing Analyst

Work from home Full-time role

Director, Learning & Growth (Remote)

Work from home Full-time role

BUS Regional Sales Manager, Key Accounts & Southwest

Work from home Full-time role

Seasoned Remote Part‑Time Chat Support Specialist – $15–$18/hr – Empower Gig Workers, Drive Engagement, and Shape the Future of Work at brighthush

Work from home Full-time role

Senior Coronary Cathworks Territory Manager

Work from home Full-time role

Platform Creator Activation Specialist

Work from home Full-time role

Strategic Account Manager, AMER

Work from home Full-time role

Remote Travel & Event Planner | Entry-Level

Work from home Full-time role

Senior Tax Manager - Direct Tax

Work from home Full-time role

Seasoned Customer Information Representative & Workers’ Compensation Specialist – Championing Exceptional Client Service, Regulatory Excellence, and Strategic Risk Management at brighthush

Work from home Full-time role

Développeur Full Stack Senior – Vue.js + Go / Développement AI-First - Senior Fu

Work from home Full-time role

Remote Customer Service Representative – Earn $45/hr, Flexible Home‑Based Schedule, Join brighthush’s Innovative Market Research Team

Work from home Full-time role

Big Data Engineer

Work from home Full-time role

Senior Customer Success Manager – Manufacturing & Operations Digital Transformation Lead – Championing AI‑Powered Industrial Excellence at brighthush

Work from home Full-time role