B2C Growth &
Performance Marketing Leader
I build growth engines in complex markets. 7+ years driving acquisition, retention, and subscription revenue for B2C apps across South & Southeast Asia — from $420K startup budgets to $16M enterprise portfolios.
Previously at ADA Global (Axiata Digital) managing $16M in annual media across 6 countries. Currently leading growth at Shikho, Bangladesh's #1 edtech app (Forbes Asia 100).
$16M
Peak Annual Budget Managed
1M+
Users Acquired Annually
6
Markets Operated
700+
Growth Experiments Documented
Featured Work
3x conversion improvement · 55K+ paid subscribers
Building a Growth Engine From Zero in the World's Most Price-Sensitive Market
How a 4-person team and $420K annual budget scaled a subscription edtech app from early-stage to 55K+ active paid subscribers.
Read Case Study Performance Marketing at Scale$16M annual budget · 21-person team · 6 countries
Multi-Market Performance Marketing at Enterprise Scale
Managing large-scale paid acquisition for telecom and fintech giants across South & Southeast Asia.
Read Case Study Measurement & Intelligence3.2x iROAS · 22% organic cannibalization exposed
Proving True Marketing Impact With Incrementality Testing
How we stopped trusting platform-reported numbers and built causal measurement in a market where no one else had done it.
Read Case StudyWhether you're building a growth team and looking for a leader, scaling a product and need fractional support, or exploring how to optimize your acquisition engine — the first step is the same conversation.
How I Work"Precision is a synonym that goes well with Shahriar. While 10 eyes missed a significant detail, only his 1 eye could catch that. The way he pushes his team for perfection — it's remarkable."
— Durdana Nur B., Former Colleague, ADA Global