Shavilya Rajput

Shavilya Rajput

Data Analyst
India
Full-time Hybrid

About Me

Data Analyst with 3+ years of experience in SQL, Python, Power BI, and Tableau, including 2.4 years at Cognizant validating enterprise datasets on Snowflake and Databricks. Cut production data errors by 40% with automate…

Experience

Programmer Analyst – Data Validation & Operations

Cognizant Technology Solutions · Pune, India
Feb 2023 - Jun 2025 · 2 years 4 months

<p>Executed end-to-end data validation across enterprise HR datasets in Snowflake and Databricks, building custom SQL test cases and scripts in Cognizant’s Data Validation Studio (Jupiter) that cut production data errors by 40%.</p><p> Engineered Excel audit and validation logic (Power Query, VLOOKUP, conditional rules) to cross-check records, reducing dataset discrepancies by 25%.</p><p> Automated reporting workflows and optimized SQL queries, eliminating manual tasks and accelerating decisions for cross-functional teams while documenting edge cases to keep system updates auditable.</p>

Programmer Analyst Trainee

Cognizant Technology Solutions · Remote
Feb 2022 - Jul 2022 · 4 months

<p>Completed enterprise training in data warehousing fundamentals, source-to-target mapping rules, and workflow execution.</p><p> Applied Filter, Expression, Lookup, and Joiner transformations in Informatica PowerCenter to support operational data integration.</p>

Data Analytics & Machine Learning Internships

First Tech Consulting; Forsk Technologies · Jaipur , Rajasthan , India
Jan 2021 - Feb 2022 · 1 year 1 month

<p>Built machine learning classification models in Python and Scikit-learn as a Data Science Intern, improving baseline predictive accuracy by 5%.</p><p> Preprocessed a 14GB e-commerce review dataset with Pandas and NumPy as a Project Intern and built an interactive Dash dashboard to track customer feedback trends.</p>

Skills

SQL Python Pandas NumPy Scikit-learn DAX Power BI Tableau Excel Pivot Tables Power Query VLOOKUP Plotly Dash KPI Tracking Automated Dashboarding Snowflake Databricks BigQuery MySQL SQLite Informatica PowerCenter Salesforce JIRA VS Code Data Validation Data Cleaning Data Wrangling Source-to-Target Mapping Root Cause Analysis Record Verification Audit Logic SLA Tracking ChatGPT Gemini Claude Prompt Engineering AI-Assisted Workflow Automation
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