May 2021 – Aug 2025 · 4 yrs 3 mos · Bangalore Urban, Karnataka, India

• Driving the design and implementation of various Search backend components
•  Interleaving Platform
•  Search evaluation tools
•  ML Platform
•  Runtime services & Signals

May 2018 – May 2021 · 3 yrs · Bangalore

• Leading the development and design of anomaly detection framework & Machine learning platform for Walmart search
•  Designed and implemented the anomaly detection framework using Flink, Kafka, Hadoop
•  Implemented models like exponential smoothing and random forest to predict the anomaly with 95% F1 score

Dec 2016 – May 2018 · 1 yr 5 mos

•  Designed and developed the Lithium Community analytics platform using Spark, Hadoop, Kafka Tableau
•  Designed and implemented a highly optimized framework of real time analytics for data lake.

Mar 2014 – Apr 2015 · 1 yr 1 mo · Gurgaon, India

•  Designed and developed business logic for analytics using Pig, Map Reduce.
•  Developed and optimized business application to campaign customers by analyzing the data

Jan 2014 – Jan 2016 · 2 yrs

•  Designed and developed the Quikr analytics platform similar to google analytics using Hadoop stack, Big Query, JS from scratch.
•  Developed real time analytics platform using storm, hbase for digital marketing.
•  Debugged and performed root cause analysis – fixed critical performance and functional bugs to enhance scalability and performance

Nov 2010 – Mar 2014 · 3 yrs 4 mos

•  Designed and developed OLAP BI for data analytics using core java, maven, hsqldb, Ehcache, tomcat.
•  Optimized, monitored and improved the memory and time performance of the solution.
•  Developed and enhanced the reporting framework with Oozie, map reduce and HDFS
•  Provided technical support and maintenance for the product.
•  Automated the testing framework of solution using Python

Jan 2008 – Jan 2010 · 2 yrs

• Developed expertise as software engineer in the telecom domain working on end-to-end implementation and testing of features of flagship product of the company – SIM-messenger.
•  Developed several features of SIM-messenger using Java, jaxb. Tested them with real mobile phones and SMS simulator
•  Developed and tested GUI using JSP, java-script and Tomcat, and validated it with selenium
•  Designed, implemented and automated the validation test plan for SIM-messenger product for mobile simcards, using spring framework, junit, httpclient, maven, JDBC, and ANT
•  Fixed the bugs, monitored, and completed performance and load tests, using automated testing

Jun 2007 – Aug 2007 · 2 mos

• Successfully completed cutting edge research in the area of networking and algorithm development.
•  Estimated the complexity of previously published algorithm for routing packets
•  Designed and implemented improved algorithm for maximum autonomy of routing packets using heuristic techniques

Jun 2006 – Aug 2006 · 2 mos