Platform Developer – BACKEND & SYSTEM CORE (SDK/Payment/Data Source)

We are building a core platform that powers login, payment, SDK tracking, BI, and user acquisition analytics.This role focuses on system-level ownership, including data generation, ingestion, and reliability for BI and ROAS tracking  Responsibilities·       Build and maintain core backend systems:o  Login & accounto  Payment (IAP, local payment, IAA)o  SDK tracking & in-game events·       Ensure data correctness and consistency for all revenue and event sources·       Design databases for:o  Accountso  Transactionso  Game & SDK events·       Support data ingestion pipelines used by BI and UA analysis·       Collaborate with BI engineers to ensure:o  Revenue attribution accuracyo  ROAS tracking across multiple channels·       Take ownership of new backend systems or services as neededQualifications🔄 Scope flexibility (very important)·       This role is not limited to a fixed system·       You may own or contribute to:o  New payment channelso  New SDK featureso  New data sources required by BI or UA·       Scope evolves with product and business growth🛠 Tech stack·       Backend: C# (.NET) / Node.js / Go·       Database: SQL Server / PostgreSQL / DuckDB·       Cache: Redis / in-memory ·       API: REST / internal services🎯 Who we are looking for·       2–4 years of backend or full-stack experience·       Strong understanding of backend systems and SQL·       Interest in data correctness and attribution·       Comfortable supporting analytics and BI use cases·       Ownership mindset and system thinkingWhy this role is special:·       You grow together with the platform·       High ownership and technical influence·       Opportunity to evolve into Senior Platform Engineer / Tech Lead