May 2023 – Present · 3 yrs · Bengaluru, Karnataka, India · On-site

• Designed and deployed position-aware ranking for search, driving a 3% ad revenue increase.
• Built contextual ad recommendation models, improving targeting precision and lifting revenue by 5%.
• Led LLM-based ad generation pipelines and automated fine-tuning workflows.
• Shaped long-term ML architecture and mentored teams on scalable design.

Jul 2019 – Mar 2022 · 2 yrs 8 mos

• Led a 20-person team to design and launch a real-time bidding platform from scratch, delivering over $21M/year in profit and scaling to millions of QPS.
• Architected and deployed ML pipelines for model training, prediction, and refresh cycles — powering core monetization systems.
• Developed ML models to accurately predict the real-time bid.
• Developed infrastructure to support real-time modification of predictions based on streaming data signals.
• Implemented failover and resilience strategies to ensure system reliability at scale.
• Pioneered exploration-based strategies for new traffic acquisition with minimal regret.
• Mentored backend and ML engineers, driving a strong culture of code/design review and system thinking.

Sep 2016 – Mar 2022 · 5 yrs 6 mos

Jan 2014 – Mar 2022 · 8 yrs 2 mos