Apr 2023 – Mar 2025 · 1 yr 11 mos

• I am part of Amazon Web Services EMR + Athena Team. Amazon EMR is the industry-leading cloud big data solution for petabyte-scale data processing, interactive analytics, and machine learning using open-source frameworks such as Apache Spark, Apache Hive, and Presto.
• Amazon Athena is a serverless, interactive analytics service built on open-source frameworks, supporting open-table and file formats.

Feb 2021 – Mar 2023 · 2 yrs 1 mo

• Worked on AWS EMR - Apache Hive and launched the first offering of Serverless Hive via EMR Serverless.
• https://docs.aws.amazon.com/emr/latest/EMR-Serverless-UserGuide/getting-started.html

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

• Data Apps Team
• ➢ Worked on a cost​ attribution model​ for each query in hive, spark, presto based
• on cpu usage using ​spark​, ​airflow​ pipelines, enabling them to monitor and
• reduce cost.
• ➢ Worked on data sharing model to customer’s S3 bucket about their cost per
• command and billing information.
• ➢ Worked on data collection from customer clusters to show them metrics around
• cost at user and command level.

Jan 2018 – Apr 2019 · 1 yr 3 mos

• ➢ Worked on a job monitoring system on Hadoop resource manager.
• ➢ Worked on the redesigning of stream data processing pipeline for consumption
• by the end user.

Jun 2015 – Dec 2017 · 2 yrs 6 mos

• Selection Management
• ➢ Worked on generating the insights to sellers in order to meet high demand products.
• ❖ Trust & Safety Team
• ➢ Worked on building a platform which supports easy workflow management for
• big-data processing using Apache Camel and Spark.
• ➢ Worked on multiple use cases for generating insights which were used for
• detecting frauds in online shopping.
• ➢ Worked closely with data science team for development of ML models
• ➢ Worked on developing a common platform which is being used for feature
• logging and running multiple ML models.
• ➢ Worked on generating the insights from streaming data for ML model

Jun 2014 – Jun 2015 · 1 yr · New Delhi Area, India

• ❖ ERB (Educational Records Bureau) Reporting:
• ➢ Worked with LAMP team to understand the existing project and implementation of the SSO (Single Sign-On) login functionality for the project. It is based on the CMS Drupal and uses MySQL as the database.
• ❖ Surfboard:
• ➢ Worked on an internal project Translations management system for the Ixquick and Startpage search engine using PHP, JqueryUI, and Postgresql and to integrate with Ixquick.
• ❖ Email Campaign:
• ➢ Worked with LAMP team to implement web services using PHP and MySQL to broadcast and manage the emails meant for various promotional as well as information campaigns of an organization. It allows the business users to create the campaigns right from the scratch with user built templates and letterheads to choose from, as well as enforce an approval hierarchy so as to broadcast only the approved emails to customers.

May 2013 – Jul 2013 · 2 mos · New Delhi Area, India

• Worked on an application that handles thousand of user­ scheduled appointments.
• Implemented cancelling and rescheduling of appointment, handling large number of appointments.
• Implemented scheduling from a spreadsheet in bulk.
• Technologies Used:
• Server­side: C#, .NET, WCF( 3­tier architecture)
• Database: MSSQL
• UI: jQuery