May 2019 – Dec 2020 · 1 yr 7 mos · Bengaluru Area, India

• Led the engineering team in PayU finance (Formerly paysense)
• Led a team of over 90 engineers
• Led the team through the PayU accquisition of Paysense and successful integration of Paysense->PayU systems
• Scaled up the organization from 40 to 90 engineers in an year
• Drove major architectural improvements to improve the core lending platform
• Drove initiatives to help scale up the platform by 10x

Jan 2018 – Apr 2019 · 1 yr 3 mos · Bengaluru Area, India

• Founded and led the automated fare computation business unit in the company
• Built an open loop based PCI DSS compliant automated fare computation (AFC) system
• Rolled out the AFC solution for Kochi buses
• Rolled out the AFC solution for Raipur buses
• Supported rollout of AFC solution for Indore buses
• Developing AFC solution for Mumbai metro line 3

Jun 2016 – Jul 2017 · 1 yr 1 mo · Gurgaon, India

• Manage the stickers team at Hike.
• Improved the discovery infrastructure for stickers for our users. It is doing so by improving both precision and recall, personalising results, providing contextual results and rotating content.
• Added additional ways for an user to express themselves.
• Built frameworks that enable new users to fall in love with Hike stickers.
• Built generic content ingestion and content delivery framework for all content types at Hike.
• Improved the quality of sticker metadata by adding new attributes. This is done via clustering and upgrading the sticker content ingestion framework.
• Managed the messaging stack team at Hike.
• Team was responsible for a complete overhaul of Hike's messaging infrastructure. This was done to enable critical product features.
• Team was responsible to instrument, measure, analyse the offline message delivery data and identify and fix issues.
• Team was responsible to instrument, measure, analyse the connectivity data and identify and fix issues.
• Team was responsible to instrument, measure, analyse the data efficiency data and identify and fix issues.
• Team built out a client side infrastructure for optimally downloading server side assets.
• Cross company initiatives
• Lead android + iOS recruiting for all of Hike.
• Led android + iOS engineers in Hike in December for culling tech debt, improving code quality and improving test coverage (200% improvement on android).

Aug 2014 – May 2016 · 1 yr 9 mos · Greater Seattle Area

• Managed the media infra team within messenger.
• Team built E2E media upload stack and improved the media upload reliability on Messenger, Facebook and WA. The upload reliability and upload latency wins were HUGE.
• Team recorded the largest data efficiency improvements on the Messenger app.
• Team built infrastructure to dedup media entries in the FB media cache which saved company millions of dollars per year.
• Managed the real time engine team within Messenger
• Team owned the engine component that powers all voice and video calls on Messenger.

Jan 2013 – Sep 2014 · 1 yr 8 mos · Greater Seattle Area

• Led a team that built v2 of display time spam filtering infrastructure for all of FB. This infrastructure filters out each and every piece of user generated content before it gets vended out to the user. (C++, php, python)
• Built out the the infrastructure piece as well as the operational piece (architecture, alerting, metrics,..).
• Built out 3 classifiers which improved precision and recall of the display time spam fighting infra.
• Saved the company multiple million dollars per year by optimizing performance.
• Launched the service without any major incidents.

Jul 2005 – Dec 2012 · 7 yrs 5 mos · Greater Seattle Area

• AWS S3 : Dec, 2011 to Dec, 2012
• Participate in design, review and development of infrastructure components for a distributed networking device (Java, C, Intel DPDK, Linux).
• Supply Chain Optimization : Feb, 2010 to Dec, 2011
• Designed and developed a partitioned data warehouse solution for simplifying business data analysis for simulations. (Java, MySql)
• Designed and developed dashboards for analyzing and comparing business metrics for simulations. (Java, Javascript, JQuery, MySql)
• Designed and developed dashboards for identifying root cause run time increase for a massively parallel and pipelined supply chain simulator. Simulator infrastructure was distributed on hundreds of machines and it simulated several millions of orders per day.
• Developed multiple business features and operational (performance + stability) enhancements for the simulator.
• Merchant Technologies : July, 2005 to Jan, 2010
• Team lead for the POC project. Owned team task backlog and process for prioritizing and scheduling tasks.
• Analyzed operation metrics to recommend and prioritize tasks to improve site availability and reduced high severity operations from > 40 per week to less than 4 per week.
• Analyzed performance metrics to recommend, prioritize and lead projects to reduce the client side browser latency for the merchant order processing pipeline (99.97% availability, >1K requests per sec peak), reducing the client side latency by 50%. (Java, Oracle, Perl Mason)
• Worked on the project to migrate several billion dollars worth of third party transaction data from a loosely consistent legacy payment system to a highly consistent data store for the new payment UI. (Java)
• Separated the monolithic legacy third party listing/auctions/p2p payments/Preorder website into its vertical functional websites/services to allow independent scaling/deprecation. (C++)
• Developed multiple business features and operational (performance + stability) enhancements.

Jan 2003 – Jan 2003 · 0 mo · Southlake, Texas

• Worked on the design and development of the logging infrastructure modules that involved publishing of audit trail data, events and errors over publish-subscribe system. (C++)
• Worked on Email Notification and Database Logging Agents subscribing to the log messages published over publish-subscribe system. (C++, OCCI)
• Worked on design and development of infrastructure and business logic modules for the Unix server. (C++, MQSeries, CORBA, UML, java)
• Worked on the design and development of reusable templatized thread pool manager. (C++)