Nandini Jaiswal

Nandini Jaiswal

Data & Reporting Analyst
India
Nepali, English, Hindi
Full-time Hybrid

About Me

Data & Reporting Analyst with 3+ years of experience in healthcare analytics at Oracle Cerner, specializing in SQL-based reporting, 837I/837R claims data, Power BI dashboards, data validation, and client-facing analytics…

Experience

Associate Software Development Consultant / Data & Reporting Analyst

Oracle Cerner · Kolkata , West Bengal , India
Sep 2022 - Present · 4 years 1 month

<p>Delivered 10–15 client-specific healthcare data extracts monthly from 837I/837R claims data, meeting turnaround SLAs from same-day (24 hours) for urgent requests to 2–3 days for standard reports.</p><p> Extracted and validated large-scale datasets across 15+ client/hospital accounts using SQL joins, aggregations, and subqueries.</p><p> Built 4–5 Power BI dashboards and maintained a portfolio of 10–12 dashboards used by client teams to track operational and financial metrics.</p><p> Diagnosed recurring data-quality issues, including database connectivity failures and internal formula/logic errors, reducing the risk of inaccurate client-facing reports.</p><p> Led weekly stakeholder calls across client accounts to gather requirements, clarify specifications, and align reporting expectations.</p><p> Collaborated with cross-functional teams to troubleshoot data discrepancies and adapt reports to evolving client specifications.</p>

Skills

SQL Joins Aggregations Subqueries Stored Procedures SQL Server SSMS Snowflake SnowSQL Cloud Data Warehouse Virtual Warehouses COPY INTO Snowpipe Streams Tasks Views Materialized Views Time Travel Zero-Copy Clone Micro-Partitions Clustering Keys Query Pruning Query Profile RBAC Dynamic Tables Python Pandas Data Cleaning Data Validation Missing-Value Handling Record Validation Summary Data Preparation Power BI DAX Dashboards Excel Pivot Tables Lookups MIS Operational Reporting Financial Reporting ETL Data Loading Data Transformation Data Quality Reconciliation Healthcare Analytics Claims Data Requirement Gathering Client Communication
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