Blogs.

This is the story of how we replaced a multi-million dollar Clevertap subscription at Gojek with an in-house platform called Mercury. From building a high-scale ingestion system in Go to leading the development of rule-based segmentation and re-architecting unreliable analytics, I was deeply involved in every phase of the journey. Along the way, I open-sourced core components, scaled systems to handle petabytes, and learned more about data engineering than I ever anticipated