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BISWAJIT DAS
Lead Data Scientist
Bengaluru,Karnataka
Summary
Data Scientist with over 10 years of successful experience in marketing analytics. Recognized consistently for performance excellence and contributions to success in Telecom,E-Commerce,FMCG industry. Strengths in Predictive and Statistical Modelling.
Overview
4
4
Languages
1
1
Certification
5
5
years of post-secondary education
10
10
years of professional experience
Work History
Lead Data Scientist
Tech Mahindra Private Limited
Bengaluru, Karnataka
12.2018 - Current
- Developed algorithm to detect anomalies on interconnect charges of customer and partner level usage information.
- Implemented revenue leakage detection algorithm using topic modelling concept of NLP on python which reduced 80% of manual intervention.
- Developed and implemented algorithm to decrease 90% of false revenue leakage cases on everyday fallout report
- Coached, developed and motivated team members, providing coaching and mentoring to junior data scientists on SAS and data mining techniques.
Assistant Manager - Analytics
Concentrix, IBM Daksh Private Limited
Bengaluru, Karnataka
09.2016 - 12.2018
- Developed and implemented risk detection algorithms that leverages real time customer and transactional data using BASE SAS 9.4.
- Model helps to substantially decrease occurrence of fraudulent transaction from 2.7% to 0.03 %.
- Developed revenue improvement upsell model to identify segment of customers for one of top Airline Industry using SPSS on large customer data to discover target segment for upgrading.
- Improved revenue by correct identification of target customer for ancillary by 2.3%.
- Developed RFM (Recency, Frequency & Monetary) model to segments retailer base using Base SAS 9.4 for driving more effective sales performance.
- Detailed customer insights through RFM improved sales productivity from 15.9 to 16.4.
- Redesigned & optimized new IVR for airline client and reduced crucial 65 secs on IVR.
Senior Executive - Analytics
Lindstrom Services India Private Limited
Bengaluru, Karnataka
03.2015 - 09.2016
- Performed cluster analysis new segment called Quick Conversion of customer in SAS 9.4.
- Increased customer base by 12.5% by addition of QSR and Automotive segments.
- This in turn lead to development of new business model for Quick Conversion segments.
Assistant Manager - Market Research
Ramky Enviro Engineers Limited
Bhubaneswar, Odisha
05.2011 - 02.2015
- Performed analysis such as trend analysis what- if analysis for driving sales performance.
- Develop and implement detailed and accurate reports for sales management team, providing visibility into performance against key business objectives.
- Drove process enhancements that increase revenues 18% in one quarter.
Education
MBA - Marketing
KIIT University
Bhubaneswar 05.2009 - 05.2011
Bachelor of Science - Biotechnology
Amity University
Noida 05.2006 - 05.2009
Skills
Machine learning - Linear, Logistic, Clustering, Decision Trees, Random Forest, Hypothesis Testing, SVM, ANN
undefinedAccomplishments
- Winner of white paper contest on natural language processing & its application at Tech Mahindra.
- Selected for Mahindra Innovation award among Mahindra group
Software
Pyspark
SAS
EXCEL
TABLEAU
ALTRYX
AZURE
Certification
Certified Data Scientist, Jigsaw - 2015
Timeline
Lead Data Scientist
Tech Mahindra Private Limited
12.2018 - Current
Assistant Manager - Analytics
Concentrix, IBM Daksh Private Limited
09.2016 - 12.2018
Senior Executive - Analytics
Lindstrom Services India Private Limited
03.2015 - 09.2016
Assistant Manager - Market Research
Ramky Enviro Engineers Limited
05.2011 - 02.2015
MBA - Marketing
KIIT University
05.2009 - 05.2011
Bachelor of Science - Biotechnology
Amity University
05.2006 - 05.2009
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