About

Umang Singhal is a seasoned data scientist with over 6.5 years of experience in machine learning. He has a strong background in fintech and online gaming startups and possesses expertise in improving user experience, fraud detection, and increasing user engagement through data-driven improvements in customer journeys. Umang is skilled in tabular ML and computer vision and has a focus on leveraging data to drive business decisions and growth. Currently, Umang is working as a Data Scientist II at Mobile Premier League, where he has led the development and deployment of a churn prediction service that has improved user retention by 2.3% using a boosted decision-tree model. He has also been involved in the design, development, and deployment of several fraud detection models in card games, which have led to a 98% reduction in customer tickets and driven 30% extra revenue and high lobbies due to improved trust, without any extra ad spend. Prior to his current role, Umang worked as a Senior Data Scientist at Paytm, where he led the automation of the user-signup process, reducing rejection rates by 80% and time-to-approval from over 2 hours to under 30 minutes. He also built an image classification model to check document correctness and completeness in real-time using Keras and deployed it using tf-serving and fastapi on docker. This led to a 30% reduction in process completion time and a 4% increase in approval rates. Additionally, Umang led the development of a custom tesseract model for OCR on user IDs, optimized the base pytesseract package for multi-segment OCR, and improved inference speed by 70%. Umang's educational background includes a Bachelor of Technology degree in Computer Engineering from Sardar Vallabhbhai National Institute of Technology, Surat. He also attended Kendriya Vidyalaya for his secondary education. Umang's tech stack includes Data Scientist, Research Scientist, ML, SQL, Deep Learning, Computer Vision, Spark, Python, NLP, Keras, Docker, Databricks, AWS, Tensorflow, and MySQL. With almost 7 years of relevant experience, Umang is a highly skilled data scientist with a proven track record of delivering results.