Arpit Kumar Email & Phone Number

Hyderabad, Telangana, India

• Spearheaded end-to-end integration of messages as suggestions in Teams search bar, adding 1M extra impressions on the search bar. Worked seamlessly with multiple development teams ensuring quality standards within aggressive timelines.

Hyderabad, Telangana, India

• Drastically reduced the cost of indexing ($3M) by optimizing indexing for users based on their search activity, parallelly ensuring minimal loss in search relevance. Was awarded with Special Performance Award for the same, given to 4 people per year in the Org.• Worked on A/B testing page ranker for email search results in Outlook using Gradient-boosted Decision Tree, improving the click rate for email from 2% to 8%.• Single-handedly managed SearchHistory API, serving user’s search history as search suggestions to over 10 clients (Teams, Outlook, Edge etc) with the API handling over 10M queries per day and maintaining availability of 99.9%.• Improved latency of SearchHistory API from 450ms to 200ms by adding an additional layer of index caching in the microservice and improved the click-rate of search history suggestions from 9% to 15% by reducing indexing of user’s query from 2mins to 10ms.

Gurugram, Haryana, India

Working with team handling bookings fulfillment revamping how each customer request is processed.Redesigned the bookings page of the app and updated the backend (database, micro-service) to reduce latency of the page from 900ms to250ms. Worked with React Native for frontend and Node.js, Express and MongoDB for the backend.

Bengaluru, Karnataka, India

Worked with the platform team for enterprise networking, designing OS for DNAC. Built Test Automation Services and APIs for various services offered by Maglev. Worked with Kubernetes, Jenkins, Python, Java and built APIs and test applications for Kafka, PostgresSQL, ElasticSearch along withtesting the services for sizing and stress.

Built an accounting system for the company to extract information from scanned invoices using Computer Vision and ML(Graph Neural Networks and tesseract).Used object detection(YOLOv3 and FasterRCNN) along with image-2-text libraries(pytesseract), numpy and openCV.

Successfully built an alert system using Machine Learningmodels and GIS mapping for cluster detection ofTuberculosis and Covid-19 from scratch in 3 months.

Pilani, Rajasthan

Worked on creating a mind-controlled prosthetic arm for amputees using EEG data mapped through OpenBCI and a camera-controlled object detection. Used openCV and Intel RealSense camera for object detection and classification

Pilani, Rajasthan

Bulit a model for recognition of various different types of plant species based on their leaves. Used state of the art CNN structures using transfer learning. Used keras, tensorflow and numpy for the same