Resume
Experience
Download Resume2019 - 2019
Data Analyst
Freelance
Bangalore, India
• Worked on a Business Risk Analysis project which was based on survey and demographic data.
• Performed data clean-up and exploratory data analysis to understand and visualize the relationship between dependent and independent variables.
• Performed word-cloud visualization to get interesting text analysis outcomes from different business type data which is associated with high risk.
• In order to segment data based on risk, performed a k-prototype cluster analysis to build a model from categorical and numeric data types.
2014 - 2018
Product Specialist (Technical & Testing)
Cognizant Technology Solutions
Bangalore, India
• Leveraged advanced Excel and SQL to analyze data, manipulate and create test data for a loan product. Improved test validation accuracy by 80% through test automation resulting in higher quality product.
• Created dashboards for project’s key metrics, monitored KPI for business performance, and shared status reports periodically. This facilitated informed decision-making and ensured timely mitigation of potential risks by prioritizing the tasks
• Designed Datawarehouse using MySQL and performed data set up using Omni Admin Web and Toad (SQL) and Plannet test id creation tool
• Involved in innovation team for proven ability to solve complex problems, and strong analytical skills.
2010 - 2014
Systems Engineer
Tata Consultancy Services
Kolkata, India
• Conducted re-assessment of existing mainframe data management application, collaborated with 4 team members to implement quality control measures resulting in 25% decrease in post-release issue.
Education
2023 - 2025
San Jose State University
San Jose, CA
M.S.
Data Analytics
Relevant Course Work: Mathematical Methods and Statistics for Data Analytics, Hypothesis Testing, A/B testing, Relational and NoSQL Database, Data Warehouse and Dimensional Modelling, ETL / ELT pipeline, Data Mining, Machine Learning Algorithms – Linear/Logistic regressions, SVM, decision tree, Naïve Bayes, kNN, Clustering, Time Series, Data Visualization, Big Data (Hadoop and Apache Spark)
2018 - 2019
International Institute of Information Technology
Bangalore, India
Post Graduate Diploma
Data Science
Relevant course work: Data Management, Statistics and Applied Mathematics, Exploratory Data Analytics, Predictive Analytics, Big Data Analytics (Hadoop architecture).
2007 - 2010
University of Calcutta
Kolkata, India
B.Tech.
Computer Science and Engineering
Relevant Course Work: Data Structure, Algorithms, Operating systems, Database Management Systems, Computational Mathematics – Linear Algebra, Object Oriented system, Software Development, Computer Engineering, Artificial Intelligence
Professional Skills
MySQL
MongoDB
BigQuery
AWS RDS/Redsift
AWS S3
Snowflake
AGILE SCRUM
Dashboards/ KPI/ Reporting
SDLC
ML Libraries
Scikit-learn
SciPy
PyTorch
NLTK
PySpark
statsmodel
pandas/numpy
seaborn
matplotlib
Languages and Tools
PL/ SQL
NoSQL
Python (Scripting)
Advanced Excel
Tableau
Power BI
COBOL/JCL
DB2
HP QC/TFS