Senior Software Engineer - GTM (m/f/d)

Design, build, and maintain backend services using Kotlin, PHP, and Python to power user data flows. Own scalable, event-driven architectures and pipelines that connect internal systems with Customer Data Platforms and downstream marketing channels. Build reliable data collection and transformation processes for timely campaigns and analytics, while ensuring scalability, reliability, security, and observability. Mentor engineers and partner with marketing, data, product, and platform teams to align technical decisions with business goals.