Where I've Worked
AI Research · Statistical Consulting · Data Engineering
From neuro-oncology imaging to distributed data pipelines roles that have shaped a rigorous, reproducible approach to data science.
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May 2025 – PresentCurrentArtificial Intelligence Research InternTCG CREST × University of Pennsylvania CollaborationKolkata, India · Research Collaboration
Advanced DCE-MRI analysis in glioblastoma using voxel-wise parsimonious pharmacokinetic modelling, multiparametric habitat-imaging, and machine learning for treatment response classification. Developing quantitative radiomics pipelines and contributing to multiple manuscripts on AI-driven biomarker discovery. Working with DICOM/NIfTI neuroimaging data at the intersection of clinical medicine and statistical machine learning.
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Nov 2022 – May 2025Subject Matter Expert - StatisticsChegg Inc.Remote · 2.5 years
Delivered 700+ high-accuracy solutions across probability theory, regression analysis, statistical inference, mathematical optimization, and stochastic processes. Maintained 98%+ learner satisfaction rating throughout continuous engagement. Developed expertise in explaining complex statistical concepts with clarity and pedagogical precision.
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Sep 2024 – Oct 2024Data Science InternNIELIT KolkataKolkata, India · 2 months
ETL pipeline design using SQL, Hadoop, and MongoDB for heterogeneous large-scale datasets. Improved data retrieval efficiency via indexing strategies, schema redesign, and distributed pipeline optimization using HDFS and MapReduce. Gained hands-on experience with big data infrastructure and NoSQL database design patterns.
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012nd Runner-up - PharmaQuant HackathonTop 3 of 800+ participants · Statistical analysis & quantitative pharmacology challenge
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02Nationwide Rank #43 - RedBus ML HackathonDemand forecasting among 800+ competing teams nationwide
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0398%+ Satisfaction - Chegg Inc.Over 700 expert statistical solutions delivered with top learner rating
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04JAM Qualified - 2024Joint Admission Test for Masters in Mathematical Statistics
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05District top10 Rank - WBBSE Secondary Examination