Hybrid Growth Tech Engineer, Python, Data, GTM

at Stellartech Research Corporation

• Job title: Growth Tech Engineer, Python, Data, GTM
• Job type: Full Time
• Experience level: Mid level, Senior
• Salary: Not specified
• Degree requirement: No Education Requirement
• Tech skills: AWS, Cloud, Firebase, Postgres, Python
• Location requirements: Hybrid, Limassol, Cyprus

About the role

• Senior Python Developer responsible for building scalable systems for attribution and analytics in Web2App subscription products. Collaborating with Product, Data Science, and BI teams to drive growth decisions.

Responsibilities

• Design and maintain data pipelines and backend infrastructure powering attribution and analytics for Web2App subscription products.
• Build and maintain Python-based services and data pipelines to ingest attribution data from multiple sources (Meta, TikTok, AppsFlyer, Branch, Firebase, internal trackers).
• Stitch together multi-touch attribution events — from impression to click, install, trial, and payment.
• Develop backend logic to calculate cohort metrics (LTV, CAC, payback, retention) across sources, channels, and platforms.
• Integrate attribution data with user-level product analytics and marketing dashboards.
• Work with event-level APIs and raw data exports to ensure high data quality and consistent ID matching.
• Collaborate closely with Product, Data Science, and BI teams to support experiments and growth initiatives.

Requirements

• Strong Python programming skills with experience in data pipelines and event-driven systems.
• Deep understanding of mobile/web attribution models (last-click, view-through, MMP logic).
• Experience with attribution platforms (AppsFlyer, Adjust, Branch, Firebase).
• Familiarity with user identifiers (GAID, IDFA, FBC/FBC, click IDs) and matching logic.
• Solid knowledge of performance metrics: CAC, ROAS, retention, ARPU, LTV.
• Proficiency in PostgreSQL, Supabase, or AWS Athena.
• Nice to Have Understanding of cloud infrastructure (AWS).
• Hands-on experience with Firebase SDK or AppsFlyer Push API.
• Experience syncing attribution data with internal CRM or event systems.
• Knowledge of subscription lifecycle events (trial, renewal, churn).
• Familiarity with analytics tools like Amplitude, Segment, or Mixpanel.

Benefits

• Health insurance package for hybrid mode (Cyprus, Poland)
• Health corner in the Cyprus office
• Flexible paid time off, you get 21 days of annual leave + 10 bank holidays