Raj Desai Email and Phone Number
Raj works as a Senior Data Scientist at Blend360 for a year having experience in๐. ๐ ๐ข๐ง๐๐ง๐๐ ๐ข๐ง๐๐ฎ๐ฌ๐ญ๐ซ๐ฒ:โข Build Fraud Detection models using ๐๐๐๐จ๐จ๐ฌ๐ญ with 5000+ features.๐. ๐๐ง๐ฅ๐ข๐ง๐ ๐๐ซ๐จ๐๐๐ซ๐ฒ ๐๐ก๐๐ข๐ง ๐ข๐ง๐๐ฎ๐ฌ๐ญ๐ซ๐ฒ: โข Build response and revenue models for campaign related modelling. ๐. ๐๐๐ญ๐๐ข๐ฅ ๐๐ก๐๐ซ๐ฆ๐๐๐ฒ ๐ข๐ง๐๐ฎ๐ฌ๐ญ๐ซ๐ฒ: โข Developed and sized business usecases in Profitability, Retention and Acquisition.โข Built ๐น๐๐๐ ๐๐ ๐ญ๐๐๐๐๐ and ๐๐๐๐ข๐ฌ๐ข๐จ๐ง ๐๐ซ๐๐ classifier models with 27 features to predict patient attrition with 87% accuracy.Besides the client project, he has been working on ๐. ๐๐๐ญ๐ฎ๐ซ๐๐ฅ ๐๐๐ง๐ ๐ฎ๐๐ ๐ ๐๐ซ๐จ๐๐๐ฌ๐ฌ๐ข๐ง๐ ๐๐๐ง๐ญ๐๐ซ ๐จ๐ ๐๐ฑ๐๐๐ฅ๐ฅ๐๐ง๐๐โข develop a resume parser and โข research various NLP algorithms like ๐๐๐๐, ๐๐๐, ๐๐๐-๐, ๐๐๐-๐, ๐๐ญ๐.๐. ๐๐๐ฉ๐ฅ๐จ๐ฒ๐ฆ๐๐ง๐ญ ๐๐๐ง๐ญ๐๐ซ ๐จ๐ ๐๐ฑ๐๐๐ฅ๐ฅ๐๐ง๐๐โข deployed word2vec algorithm using FASTAPI, Docker, AWS ECR and AWS EC2.๐๐๐๐๐๐๐๐๐:Graduated his Masters with major in Applied Data Science at Syracuse University with a score of 3.8, Raj comes with a background of Computer Science Engineering with a scoreย of 3.6. ๐๐ง๐ญ๐๐ซ๐ง๐ฌ๐ก๐ข๐ฉ๐ฌ, ๐๐๐ฌ๐๐๐ซ๐๐ก ๐๐ง๐ ๐๐ค๐ข๐ฅ๐ฅ๐ฌ:โข He was a former Data Science intern at Tangible AI where he worked on developing chatbots by building customized Natural Language Processing functions following research papers.โข He has 1 year of research experience in Natural language processing working on various projects.โข He has a solid three years of experience on Python, R & SQL and currently working multiple roles as a Faculty Assistant in Natural Language Processing, a research assistant and a part timer Data Analyst at iConsult Collaborative.๐๐๐ซ๐ฌ๐จ๐ง๐๐ฅ ๐๐ข๐๐:On personal front, Raj enjoys his daily workouts in the gym and doing Mixed Martial Arts, helping him to keep physically fit and mentally motivated. Heย enjoys continuously challenging self close to beyond his capacity with patience.
Blend360
View- Website:
- blend360.com
- Employees:
- 95
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Senior Data ScientistBlend360 Jun 2021 - PresentUnited Statesโข ๐ ๐ข๐ง๐๐ง๐๐ ๐๐ง๐๐ฎ๐ฌ๐ญ๐ซ๐ฒ - ๐๐๐ญ๐ ๐๐๐ข๐๐ง๐ญ๐ข๐ฌ๐ญโข Built XGBoost model with 5000+ features to predict fraud detection using iterative approach for training and tuned hyperparameters with Optuna to keep track of best models and hyperparameters โข Analyzed financial data of 40+ key tables with ~ 4 billion records using HiveSQL and PySpark to decide modelling timeframe and feature engineering for modelling over frequency, recency and monetaryโข Generated good/bad transactions v/s summaries for different segments to decide model segmentation criteria using reusable functions with PySpark saving 27% runtime.โข ๐๐ง๐ฅ๐ข๐ง๐ ๐๐ซ๐จ๐๐๐ซ๐ฒ ๐๐ก๐๐ข๐ง, ๐๐ง๐๐ฎ๐ฌ๐ญ๐ซ๐ฒ - ๐๐๐ญ๐ ๐๐๐ข๐๐ง๐ญ๐ข๐ฌ๐ญโข Built Logistic Regression response models with 850 features to predict customerโs response to coupons having 220 liftโข Built Linear Regression revenue models with 220 features to predict revenue generated having 187 lift โข Utilized recursive feature elimination and lasso selection techniques for feature selection to improve lift of models โข ๐๐๐ญ๐๐ข๐ฅ ๐๐ก๐๐ซ๐ฆ๐๐๐ฒ, ๐๐ง๐๐ฎ๐ฌ๐ญ๐ซ๐ฒ - ๐๐๐ญ๐ ๐๐๐ข๐๐ง๐ญ๐ข๐ฌ๐ญโข Built Random Forest and Decision Tree classifier models with 27 features to predict patient attrition with 87% accuracy โข Designed several usecases based on retention, acquisition and profitability and pulled data of about ~5 billion records from 10 sources to size number of patients and scriptsโข ๐๐๐ ๐๐๐ง๐ญ๐๐ซ ๐๐ ๐๐ฑ๐๐๐ฅ๐ฅ๐๐ง๐๐โข Developed resume parser using Spacy, nltk, StanfordNERTagger to parse information like name, education, email, contact with 77% Accuracy.โข Researched and presented complex NLP algorithms like BERT, GPT-2,GPT-3, etc.โข ๐๐๐ฉ๐ฅ๐จ๐ฒ๐ฆ๐๐ง๐ญ ๐๐๐ง๐ญ๐๐ซ ๐จ๐ ๐๐ฑ๐๐๐ฅ๐ฅ๐๐ง๐๐โข Deployed word2Vec model for retail grocery chain using FastAPI, Docker, AWS ECR and EC2 to recommend products to customers.
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Graduate Faculty Assistant, Text MiningSyracuse University Feb 2021 - May 2021Syracuse, New York, United States -
Events ChairSyracuse University Data Science Club May 2020 - May 2021Syracuse, New York Area
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Data ScientistIpwe Feb 2021 - Apr 2021Dover, Delaware, United States
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Graduate Faculty Assistant,Natural Language ProcessingSyracuse University Aug 2020 - Dec 2020Syracuse, New York, United Statesโข Extracted features like negative emotion, hedge words, booster words, marker and question to detect intervieweeโs tensionโข Executed feature-engineering on dataset of interviews with 20 genocide survivors and analyzed tension during interviewโข Guided 25 students for solving doubts using Python to strengthen foundation of Natural Language Processing
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Graduate Research AssistantSyracuse University May 2020 - Dec 2020Syracuseโข Pioneered Latent Dirichlet Allocation topic modelling on 2000+ documents to observe energy trends in the U.Sโข Achieved baseline coherent score of 0.42 between words within Distributed Energy Resources related topics
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Data AnalystIconsult Collaborative At Syracuse University Feb 2020 - Dec 2020Syracuse, New York Areaโข Analyzed the Vendors data using Linear Regression in Excel and presented findings using Tableau โข Generated beneficial insights about users using Google Analytics to increase 22% user traffic rate โข Collected Vendors data from different websites relevant to the business problem to store it in .csv formatโข Analyzed employment data of 1M+ rows utilizing Python and Tableau to discover job opportunities for differently abled -
Data ScientistTangible Ai May 2020 - Aug 2020Californiaโข Developed a Django based blog application for users to share their learnings with each other and grow togetherโข Built a web application chatbot with Django using BERT model to test user on interview questionsโข Evaluated user answer with customized BLEU and ROUGE (1, 2, 3, N) function scores to increase 55% efficiencyโข Partnered with Cloud Team for deploying the chatbot application through AWS using services like EC2, S3, RDSโข Mentored another Data Science intern for working on Data Science project to predict anemia in India on 1M+ rows
Raj Desai Skills
Raj Desai Education Details
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3.74
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K J Somaiya College Of Engineering Vidyanagar Campus Vidyavihar Mumbai-400 077Computer Science
Frequently Asked Questions about Raj Desai
What company does Raj Desai work for?
Raj Desai works for Blend360
What is Raj Desai's role at the current company?
Raj Desai's current role is Senior Data Scientist at Blend360.
What schools did Raj Desai attend?
Raj Desai attended Syracuse University, K J Somaiya College Of Engineering Vidyanagar Campus Vidyavihar Mumbai-400 077.
What skills is Raj Desai known for?
Raj Desai has skills like Artificial Neural Networks, Leadership, R, Data Science, C, R Programming, Predictive Modeling, Microsoft Powerpoint, Matlab, Data Analysis, Predictive Analytics, Recurrent Neural Networks.
Who are Raj Desai's colleagues?
Raj Desai's colleagues are Kanekal Mohammad Nawaz Sharief, Srishti Verma, Markos Georgopoulos, Diego Green, Naga Venkata Rajesh Gontla, Sagar Grover, Pritisha Punukollu.
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