Nilesh Choudhury

Aspiring Data Analyst

Kolkata 80 · Excellent

About

Final-year CS (Data Science) student with hands-on experience in behavioral data analysis, cloud-based data pipelines, and building AI-powered analytical products. Built Arthayan.Py — a production-deployed finance analytics platform with real-time anomaly detection, 8+ KPI dashboards, and RBAC. At Amazon, analyzed 2,000+ customer data points driving a 30% reduction in fraud concessions. Seeking a Data Analyst role to turn raw data into clear business decisions.

Skills & Expertise (39)

GCP Intermediate

7.3/10

Years Exp

Python Intermediate

7.3/10

Years Exp

SQL Intermediate

7.3/10

Years Exp

Pandas Intermediate

6.6/10

Years Exp

BigQuery Intermediate

6.6/10

Years Exp

Looker Intermediate

6.6/10

Years Exp

scikit-learn Intermediate

6.6/10

Years Exp

NumPy Intermediate

6.6/10

Years Exp

Jupyter Notebook Intermediate

6.6/10

Years Exp

Excel Intermediate

6.1/10

Years Exp

Pydantic Sub Dataflow GKE Terraform SQLite MySql MongoDb SQLAlchemy ORM Git VS Code Render GitHub Pages LINUX Pub Anomaly Detection Data Storytelling KPI Reporting Dashboard Design Recharts React Chart.js REST APIs FastAPI n8n Pinecone RAG Pipelines OpenAI API Dataplex

Work Experience

Student Practitioner

Google Cloud Skills Boost Arcade

Jul 2023 - Dec 2023

Completed 50+ hands-on GCP labs — BigQuery, Looker, Dataplex, Pub/Sub, Dataflow, Terraform, Kubernetes, CI/CD, and Generative AI. Applied to real data engineering and analytics pipeline work.

CAP Associate – Seasonal

Amazon

Jan 2026 - Feb 2026

Behavioral Data Analysis: Analyzed 2,000+ customer cases — purchase/return patterns, account risk scores — contributing to a 30% reduction in invalid concessions. Process Optimization: Redesigned case-handling workflow → accuracy 96%, turnaround reduced → 50% efficiency gain; maintained 97% policy adherence.