Apr 2017 – Jun 2020 · 3 yrs 2 mos · Menlo Park

• Worked on scaling Infrastructure for Ads Delivery
• Developed components for the core Ads Services to improve the scalability of machine learning inference, training, and enable better model experimentation throughput.
• Rearchitected the Dynamic Ads Service and enabled it to operate on a different hardware sku spec with lesser memory and cpu.
• Improved Ads service throughput by more than 10 % by request distribution on multiple machines.
• Built full stack tools to enable visualization and debugging of complex issues in live video streaming infra.

Oct 2015 – Apr 2017 · 1 yr 6 mos

• Designed and built the platform for importing complex, heterogeneous product catalogs across 100+ enterprise customers by creating a declarative catalog ingestion language and interpreter.
• Owned production operations for catalog ingestion and indexing clusters, improving cost efficiency and resilience while mitigating AWS pricing volatility.
• Drove reliability and scalability improvements across distributed cloud infrastructure supporting enterprise-scale search workloads.

Jan 2013 – Oct 2015 · 2 yrs 9 mos

• Part of the product team that built and launched the Bloomreach Commerce search product. Built multiple features across Personalization, Platform and Search that enabled the successful launch of the product.
• Achieved ~5% Revenue per visitor lift on enterprise search accounts by designing and implementing the core product Search algorithm. Used machine learning techniques for document understanding, metadata extraction, and query expansion to enhance the core Commerce Search offering for Enteprise B2B customers.
• Led the 4 member Platform team to onboard and operationalize about the first dozen Commerce Search customers - defining the technical playbook for onboarding and operations. Refined the Ecommerce Product/Sku/Variant data models and refined the platform to support complex B2B, retail and multi-site scenarios.

Feb 2011 – Dec 2012 · 1 yr 10 mos · Bangalore, India

• Worked on streaming video, encoding and screen recording problems

Feb 2010 – Feb 2011 · 1 yr · New Delhi Area, India

• Architecture to support applications requiring high disruption tolerance using DTN/mesh network as the networking layer

Jul 2008 – May 2009 · 10 mos · Lucknow, Uttar Pradesh, India

• Worked with teachers in rural areas and urban slums to learn about their challenges, and built a low cost virtual voice forum that enabled the teachers to share meaningful pedagogical dialogues. The system was used in ~20 rural schools and over 100 teachers. Used Asterisk, ISDN and Django for the tech stack.
• Link: http://digitalstudyhall.in/voice_forum.php

May 2007 – Jul 2007 · 2 mos

• Prototyped an optimized version of a file system scanner in C.

May 2006 – Jul 2006 · 2 mos · Germany

• Wrote programs in python and C++ to build 3d models to simulate physical bodies' motion in gravity.