May 2018 – Nov 2020 · 2 yrs 6 mos

• Global Engineering Manager within Walmart for data migration tools team. Successfully drove the public cloud migration for Tier 1 applications including Online Grocery membership services, Tax, Cart/Checkout.
• Managed a team that's responsible for providing full life-cycle automation for a highly available open-source database in the private & public cloud.

May 2016 – May 2018 · 2 yrs

• - Automated the provisioning and life-cycle of relational database in the cloud using open source technology and java. The software deploys a six node setup in the cloud with support for high availability and disaster recovery. Tech stack- Ansible, JAVA, Apache Zookeeper

Jun 2014 – May 2016 · 1 yr 11 mos

• - Developed highly scalable, secure, and fast search platform solutions at Walmart. Currently using Apache Solr as the underlying search engine technology and providing Java API to read/write from Solr. Hands-on experience in keeping Solr up & running in production and performed JVM Tuning for improving system performance. Tech stack: Apache Solr, Kafka, Avro, Zookeeper, JAVA, scripting, Tomcat

Mar 2014 – Jun 2014 · 3 mos

• - Technical Lead for Fraud domain. Successfully integrated the risk analytics engine within the checkout flow to secure the transactions. This project saved the company $20 million per annum in losses incurred due to online fraud. Tech Stack - Java Spring, SQL, Tomcat, Javascript, REST

May 2013 – Mar 2014 · 10 mos

• Worked on internal/external exposed APIs & lead engineer for Fraud domain for Stubhub (an Ebay Company).
• Barcode Extraction: Used OCR technology to scan barcodes from tickets to make sure previously used barcodes are not used again. Tech Stack - Java Spring, SQL, Tomcat, Javascript, REST

Aug 2011 – May 2013 · 1 yr 9 mos · Greater Boston Area

• Responsible for productizing, designing and developing search engine that powers OnCommand Insight 6.4. Worked on Search Ranking algorithms and designing efficient search index. Other tasks include memory profiling, understanding user experience and providing interfaces.
• Prototyped search engine using dictionary and hash based indexing for OnCommand Insight 6.4. Able to search through 20 million objects in inventory at typing speed. Tech stack- Java, GWT, JBoss 5.1. Awarded Netapp Innovation award for creating a scalable search engine.

Aug 2009 – May 2010 · 9 mos

• Teaching/Lab assistant for C, C++ programming languages.

Jul 2005 – Jul 2009 · 4 yrs

• Worked on SPACEWAY project of Hughes Network Systems, USA. SPACEWAY provides high speed data networking using satellite systems. Worked on network management for satellite terminals. Job responsibilities involved designing, coding and unit testing. Tech stack - C++, Java, SQL, Corba

Jan 2004 – Jun 2004 · 5 mos

• Created a web page which would show results of automated tests. Languages/Technologies used HTML, Perl-CGI, Unix, Javascripts, Shell programming.