Sep 2021 – Jul 2024 · 2 yrs 10 mos · Bengaluru, Karnataka, India

• 1.) Architected a reliable, highly available and fault tolerant backend service which was integrating data from different microservices and showing it on a marketplace frontend. It generated considerable revenue and we launched it in US, EU regions.
• 2) Designed and developed a web service which was used for managing the life cycle of vehicles within SIXT. One of the major projects within Sixt. Launched in all corporate countries.
• 3.) Trained and mentored junior employees.
• 4.) Currently working on a backend service which manages various tasks required for a successful turnaround of a car when a customer returns it to different branches within SIXT. A tool which is used by branch managers to perform those tasks. This service is integrated with App and a front end UI

Sep 2020 – Sep 2021 · 1 yr · Bengaluru, Karnataka, India

• Informatica Cloud Connectivity team: (Hadoop Ecosystem - HBase, Hive, MapReduce)
• Connect to Any Type of Data With a Broad Collection of Intelligent High-Performing Cloud Connectors
• Connectivity is a business-critical necessity. Whatever your data endpoints, your data processing systems should seamlessly be able to connect to all of them, without requiring complex development.
• Informatica®
• offers the broadest array of pre-built, high-performing, intelligent cloud connectors. Organizations can easily connect to a wide array of data endpoints—including databases, data warehouses, data lakes, applications, APIs, and big data repositories—thereby accelerating the development of their data pipelines.
• Projects worked:
• 1.) Worked on a framework to read different types of files (avro, parquet, orc) from connectors in various ecosystem Google cloud storage, AWS, Big data-hadoop, hive etc.
• 2.) Optimized reading data using above framework with multithreading.
• 3.) Worked on enabling data integration from Google cloud storage using external SQL queries in our cloud data integration product.

Aug 2017 – Aug 2020 · 3 yrs · Bengaluru Area, India

• Supply Chain Execution:
• 1.) Designed and developed web application for internal supply chain reporting tools like Flow Management, Pad management and Seller Experience dashboard which optimized functioning of support teams in Amazon warehouses using Spring MVC, React, Java, RESTful Services etc.
• 2.) Worked on developing user sign in page for Tote management initiative using AWS Cognito, Java, React.(Tote management is Amazon's initiative to remove boxes in which goods are delivered rather it will use recyclable totes which will be reused by Amazon)
• 3.) Designed and developed application which dumps data present in Amazon Redshift to Amazon DynamoDB using technologies like S3, AWS Lambda.
• 4.) Improved efficiency of Seller Experience dashboard's page by batching output of REST API which powers it.
• Amazon Lending:
• 1.) End to end handling, designing and development of various enhancement features in Amazon Lender Central which involved working with technologies like Java, Internal Amazon UI, Spring MVC, JSPs, RESTful Services (Amazon lending is an Amazon platform where sellers who wishes to sell at Amazon but don't have required capital to setup inventory could take loans from various lenders).
• 2.) Worked in collaboration with multiple teams to design and implement migration of backend tech stack which powers Amazon lending UI. Designed and developed Seller Performance Dashboard in Lender Central which enables Lenders to judge Seller's performance who aspires to procure loans.
• 3.) Optimized page load from seconds to milliseconds for Seller performance dashboard by revamping backend API to get data using Asynchronous multithreading.
• 4.) Flexible in intaking ad-hoc business request and completing them along with ongoing major deliverable.

Aug 2016 – Dec 2016 · 4 mos · Bangalore

• Worked on project called destination based packaging where items shipped from an FC to a nearby location within a particular radius should go in polybags. This caused increase in savings by Amazon because earlier these items were shipped in boxes which were costlier.
• Also worked on an internal tool for maintaining ledger's at Amazon when GST was launched.
• I also did a POC to assign a subcategory to Amazon's categories( apparels, electronic items etc) using machine learning and worked on improving there accuracy.

Apr 2014 – Jun 2014 · 2 mos · Gandhinagar