Sarat Chandra Vallabhaneni

Experience

• 

  Nielsen

  Mar 2015 - Aug 2017

  Data Scientist

  •Estimating retail universe in terms of counts as well as retail sales using information collected from retailers.•Analyzing and providing retail count and sales estimates based on clients required geographical areas, i.e. at different Market break downs. •Applying sampling methodologies to draw a sample representative of the universe.•Pro actively identifying potential risks to the data quality of retail universe and sample design, also assisting in required retail estimates and sample representatives investigations to ensure prompt and accurate resolution of potential issues.•Providing accurate Retail estimation /Sample Design feasibility analysis according to the client requirements. •Responsible for investigating data issues and finding root cause of the issue.•Execute complex data collection and data analysis activities for research projects.•Monitor procedures for data quality assurance and develop and apply standard practices.•Clustering of stores into different shop types & shop sizes.•Monitoring data collection, data quality & on-time completion of survey•Maintaining flexibility by working in a dynamic work environment where estimated retail universe data delivery schedules and priorities fluctuate are according to client needs and external department demands. Show less

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  Sutherland

  Aug 2017 - Mar 2019

  Associate Professional, Data Analytics

  Worked on End to End Analytics project for an Insurance/BFSI client Implemented Logistic Regression, Random Forest and Cluster analysis using R and Python, to understand the performance of Underwriters for the Insurance client Worked on Time Series modeling using Arima models for a BPO client, using R Worked on Exploratory Data Analysis and Data Visualization so as to understand the given data Extensive working knowledge on tools such as R, Python, MS Excel

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  TheMathCompany

  Mar 2019 - Jan 2024

  • Delivery Manager

    Jul 2022 - Jan 2024

  • Sr Associate

    Jul 2019 - Jul 2022

  • Associate

    Mar 2019 - Jun 2019
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  Deloitte

  Jan 2024 - now

  Manager - Analytics and Cognitive