Ranjan Pandey

Experience

• 

  Ashiana Housing Limited

  Aug 2011 - Jun 2013

  Sales Executive
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  India Resources Limited Jharkhand

  Jul 2013 - Aug 2014

  Procurement Project Officer
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  Genpact India

  Oct 2014 - Sept 2018

  Process Developer (Procurement & Sourcing)
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  WNS Procurement

  Sept 2018 - now

  Data Scientist / Data Analyst (Corporate IT Procurement)

  Strategic Sourcing (Category : IT Hardware, IT Services, Hotel Technology, Telecom)Data Collection : Collecting the spend data from SIEVO & GEP as per business requirement and perform EDA (Exploratory Data Analysis) using advance excel.Machine Learning Models : Linear Regression , Classification and Price prediction models using SKLEARN.Exploratory Data Analysis : Performed EDA using Correlation.Statistical Evaluation : Implemented confusion matrix, ROC curve, AUC to evaluate the machine learning model.Data Visualization : Developed & design visually compelling dashboards using Tableau as per business needs. * Collect, clean, and preprocess large datasets from various sources to ensure data quality and integrity forprocurement domain - strategic sourcing..• Developed and implemented Time-series and Linear Regression machine learning models for price prediction * Classifications models using SKLEARN.* Worked closely with stakeholders to come-up with solutions to resolve the business issues/ problem using Data analysis and communicating technical terms in easy way to understand for non-tech stakeholders.* Evaluate machine learning model performance using appropriate metrics and techniques like Grid Search CV & Randomized Search CV to iterate on model improvements.* Implemented python y-ticker to extract stock financials information for strategic Supplier to analyze supplier market performance. Show less