May 2011 – Aug 2011 · 3 mos · Seatle

• Designed and developed a communications manager to publish real-time messages for customers of Amazon Global Payments
• + Lead Interactions with 10+ downstream teams and services at Amazom
• + Designed and implemented a generic communications manager as a Web Service used by various teams at Amazon to dispatch customer notifications to Amazon.com customers on various destinations including Email, SNS notifications, SMS and smart devices (Android, Iphone) using Pub/Sub model.

Aug 2010 – Dec 2011 · 1 yr 4 mos

• Semantic Web, Information Retrieval, Image Search Engines
• + Led a team of researchers to design an Exploratory Search Engine Framework to perform Image Retrieval on the semantic web.
• + Developed a flexible and extensible ontology based image search engine implemented using WordNet nouns hierarchy. The system performed query expansion on textual queries and retrieved images from the Image-net data set. The retrieved images were displayed in a semantically structured fashion and related queries presented to the user for disambiguation.

Dec 2009 – May 2017 · 7 yrs 5 mos · Seattle

• Amazon Go: Lead the Store Platform teams that prototyped and built the cloud infrastructure for Amazon Go, the world’s most advanced shopping technology which provides a Just-Walk-Out shopping experience. We utilize Deep Learning, Computer Vision, IoT and large-scale Distributed systems to handle challenging problems ranging from real-time processing of terabytes of sensor data, end-to-end sensor lifecycle management, low latency sensor monitoring infrastructure and computer vision algorithms for sensor calibration.
• Checkout https://www.youtube.com/watch?v=NrmMk1Myrxc for more details on Amazon Go.
• AWS IoT: Led the engineering, product management and operations for the team that prototyped, built and launched AWS Internet of things suite of services.
• AWS Silk: Lead design and development of the Silk web browser on the Kindle Fire, with a goal of leveraging cloud computing and Amazon Web Services to enhance and optimize the browsing process and change the way we think about web browsers. Lead design and development of the Silk web browser's cloud infrastructure. Built core proxy systems to handle all cloud-enabled traffic from the browser using SPDY protocol. Over 30 Patents filed with the U.S. Patent Office.
• Press Coverage :
• “In many ways, it's exactly how I would imagine Amazon's approach to physical retail: incredibly convenient and potentially disruptive.” - Engadget.
• http://venturebeat.com/2015/10/08/aws-launches-amazon-iot-a-cloud-service-for-internet-of-things-data/.
• http://blogs.wsj.com/digits/2015/10/08/amazon-dives-into-the-internet-of-things/.
• http://techcrunch.com/2011/09/28/amazon-silk/
• http://mashable.com/category/amazon-silk/
• http://www.wired.com/2011/09/amazon-silk/
• http://thenextweb.com/gadgets/2011/09/28/amazon-introduces-silk-its-new-split-mobile-web-browser-half-on-device-and-half-in-amazon-cloud/

Sep 2009 – Sep 2010 · 1 yr

• Designed and Developed large scale trade enrichment applications for Post-trade Technologies team in the equities and listed derivatives market.
• + Designed and developed highly reliable, fault-tolerant distributed systems connecting to stock exchanges around the world.
• + Designed and developed a Reference Data Editor application to enable business users to manage reference data for Trades Completion Equities

Mar 2009 – Mar 2010 · 1 yr · Saarland

• Artificial Intelligence, Optimization Problems, Graph algorithms
• + Focused on meta-heuristic approaches to solve the k-cardinality tree problem for generic graphs, combining ant colony optimization and large scale neighborhood search.
• + Implemented a large scale tourist trip design system using Flickr data, as an extension to the algorithms developed.
• + Analyzed relationships in social and biological network graphs using RDF.

Jan 2009 – Jun 2009 · 5 mos

• + Developed an Integration Wizard for Amazon’s Flexible Payments System SDK to reduce the on-boarding time for customers/developers from approximately 2 weeks to less than 2 hours.
• + Designed and developed a Testing Framework for the Amazon Web Services Platform team (SAL) to isolate dependencies from external teams.

May 2007 – Jul 2007 · 2 mos

Mar 2007 – Jun 2009 · 2 yrs 3 mos

• + In-Depth study of basic and advanced issues of Application Security for managed code.
• + Performing security reviews for managed code and analyzed the different security issues, vulnerabilities, threats and how to mitigate those threats in various applications like msn.com.
• + Performing Security Deployment Review for an ASP.NET 2.0 and IIS 6.0 application to identify potential security vulnerabilities introduced by inappropriate configuration settings