# Srinivasa Raghavan Narasimhan > Principal Engineer Location: San Francisco Bay Area, United States Profile: https://flows.cv/srinivasaraghavannarasimhan • Software professional with years of experience building successful products. • Expertise in architecture, scalability and distributed systems. ## Work Experience ### Principal Engineer @ Automation Anywhere Jan 2022 – Present Part of platform engineering team at Automation anywhere. ### Principal Engineer @ Ontrak Health Jan 2020 – Jan 2022 | Oakland, California, United States Contributed to building the Data Foundation Platform. Data foundation platform is a new platform being built to scale up the Ontrak inc. business needs using Java based Micro services in Azure Cloud. Contributed to revamping the datapipeline for Ontrak inc. Analysed the existing pipeline, proposed new design and refactored the code towards more object oriented design. ### Member Of Technical Staff II @ eBay Jan 2016 – Jan 2019 | San Francisco Bay Area SEO Services, tools • Worked on several SEO initiatives to support the eBay seo platform. • Worked on setting up hadoop jobs,data pipelines to process large volume of data to support seo platform • Worked on building/scaling/rearchitecting platform using neo4j graph db to support SEO usecases. Worked on creating POC, implementation, design etc for the neo4j graph db platform to support seo usecases. The platform is poised to support several hundred million requests a day, serving the clients about the path between eBay browse nodes (Pages with items). ### Member of Technical Staff II/Principal Engineer @ PayPal Jan 2013 – Jan 2016 Realtime Profile System August 2013 to Current • Realtime Profile System is a user segmentation platform, which segments Paypal users and prospects based on their profile or activity. Uses big data, NoSQL and Lambda architecture to compute the user segments. Couchbase is used for serving the user segments to clients. • Worked on enabling the batch/realtime data feeds and fusing the data for serving. • Worked on metadata system for the segments for client consumption. • Worked on initiatives to enable the Realtime Profile System across various Paypal components. • Worked on migrating the data to a new secure Couchbase cluster. Tag Management System • Solution architect for integrating with Ensighten Tag Management System with Paypal components. ### Member of Technical Staff II/Principal Engineer @ PayPal Jan 2012 – Jan 2013 • Worked as an Architect for Wallet services, a revamp of Paypal wallet services from legacy platform to REST services. • Involved in rethinking the domain model and object model for Wallet offer services, Wallet credit services and Wallet Financial product services. • Worked as a domain architect for Paypal Incentives System. ### Member of Technical Staff II/Principal Engineer @ PayPal Jan 2011 – Jan 2012 Paypal Incentive System was new generation incentive System for PayPal’s offline initiative. The services were reworked to reflect newer architectural patterns Paypal adopted. Payments Auth/settle support was the major feature of the new system. Worked on conceptual design, service interface design, component design and documentation for the new system. ### Member of Technical Staff II/Principal Engineer @ PayPal Jan 2010 – Jan 2011 • Unified Notifications Platform is PayPal’s effort to isolate the notifications based on events from tightly coupled code. The platform was built to support email, sms and other proprietary notifications like IPN. • I worked as the lead engineer for the project and delivered the platform with good quality. • Contributed towards the design, implementation, testing and documentation of the platform. • Worked with the client teams to successfully refactor their code and integrate with the Notifications Platform. ### Staff Software Engineer @ PayPal Jan 2008 – Jan 2010 Worked as the domain architect for the Incentives domain. Worked with Product management and Engineering teams to come up with several initiatives for the incentives domain. Lead the initiative to define different interactions with other components. ### Staff Software Engineer @ PayPal Jan 2006 – Jan 2008 Worked on re-architecting, rewriting the Paypal Incentives Engine to Service Oriented Architecture. The re-architecture enabled the PIE engine to scale from few thousand transaction/minute to 250K transactions/minute. Re-architecture effort involved isolating the domain interfaces with services, a completely isolated database and rewriting the business logic. ### Senior Software Engineer/Staff Software Engineer @ ebay Jan 2000 – Jan 2005 - Worked on ebay's bid/buy engine, viewiItem, myebay functionalities - Worked on ebay's live auction engine,various specialty sites developement like ebay motors, ebay realestate etc. - Worked on developing eBay Multi Item Payment system using java. - Migrated eBay Sell your item (liveauction) functionality to java from c++. ### Software engineer @ Critcal path Jan 2000 – Jan 2000 Worked on Critical path calendering software as developement engineer ### Software engineer @ Centura Software Jan 1998 – Jan 1999 Worked as sustaining engineer for Centura Team Developer, client developement tools. ### Software engineer @ Informatica Jan 1997 – Jan 1998 Worked as sustaining engineer/build engineer and worked on packaging Informatica Powermart suite of tools. ### Sustaining engineer @ Informix Jan 1996 – Jan 1997 Worked as sustaining engineer for informix New Era frontend developement tool (Informix 4GL) . ### Software Engineer @ Aparajita Technologies Jan 1993 – Jan 1995 | Chennai -Display Device driver developement for Win32 operating systems -IrDA Device driver developement for infrared devices -Worked on varios areas of desktop text editing/publishing software -Worked on cross platform library for Mac/windows software developement -Filters for converting documents between Microsoft word , amiPro, wordperfect document formats ## Education ### Bachelor’s Degree in Applied sciences, majored in Math/Physics/Chemistry PSG College of Technology ### Diploma In Computer Programming National Institute of Information Technology ## Contact & Social - LinkedIn: https://linkedin.com/in/snarasim --- Source: https://flows.cv/srinivasaraghavannarasimhan JSON Resume: https://flows.cv/srinivasaraghavannarasimhan/resume.json Last updated: 2026-04-12