Core Ads Growth in e-commerce and retail vertical.

Working in the Omni Initiatives (E2E) team which spans primarily across search, item pages and reorder pages of walmart.com

Scalable Notification System- Built a scalable notification system for bank/e-commerce website for sending bulk messages with a Service Level Agreement of 100,000 messages in a second, wherein the architecture could be lifted and shifted in other use cases- Implemented OTP service as a Kafka stream to leverage the benefits of Kafka's server-side cluster technology and verification of OTP was done using a Redis cacheFinancial Assistant Application- Built an inhouse open banking application to provide insights to customers about their financial status on a monthly basis- Built a cross-platform app for voice platforms like Alexa & Google Assistant using jovo frameworkNew Digital Bank on the Cloud- Moving bank operations from on-premises legacy infrastructure to a redesigned infrastructure on Google cloud ensuring zero data loss and minimal disruption to business operations- Designed the architecture for automation of backup and on-demand recovery of spanner databases. Met the Recovery Time Objective of 2hrs for 350,000 records in databases- Created a Dashboard and setup alerting that monitors deletions of any resource and few crucial metrics of google cloud resources like Pub/Sub, Bigquery, Spanner, and Dataflow- Personalised protoc-gen-bq-schema plugin for ingesting protobufs of up-streamsfromPub/Sub to Bigquery through ETL pipelines, that were built using Apache beam and Google Dataflow development, thereby enabling down-streams to consume- Modeled Strategy and implementation of versioning for Cloud Spanner databases using Liquibase (tracking and applying database schema changes)- Developed a dataflow pipeline in java using apache beam sdk from pub/sub to spanner & spanner to cloud storage for testing spanner read/write performance

Fishery Forecast Application Development- Machli, an Android application for fishermen is an attempt which combines two sections, “Breaking the English exclusivity of digital space and “Bridging information asymmetry for fishermen”- Improved the efficiency of the response time of the backend application to less than 1s from 3s by writing a parsing script with O(n) complexity for the XML scripts that are published on FTP server by Indian National Centre for Ocean Information Services- Machli” (app for fishermen) won the Aegis Graham Bell Award 2019 under the Application for Social Good category. The award is a recognition of how AI can create deep and large-scale impact and improve the lives Reliance Foundation Application Development- Knowledge Ingestion of 0.6 million Agricultural entity instances into Mongodb using Scrapy- Built a User interface where a user can upload village wise and farmer wise data and place in two separate directories in Soil Health Card- Developed a testing Framework for various microservices that are managed by API Gateway using JSON Schema that helped in fixing the bugs that are published by a wrong payload

- Building an End-to-End Document Classifier that classified different types of documents, and its Integration with the MeeSeva (Service to Citizens) portal- Pre-processing using Canny edge detection, Classification of Preprocessed Data of almost 8500 documents into 12 different categories- Making a Model based on Tensorflow’s Inception Model & Developing a Django Interface for the given Model and documented the process of executing steps for the users to access this application