MURALI AARILLI

Data Analyst with 2 years 10 months of experience in Python, SQL, ETL, data processing, automation, GIS, and analytics. Experienced in developing SQL and Python-based workflows, data validation, cleansing, reconciliation, multi-source data integration, and geographic data analysis.

Bengaluru, India
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Work Experience
Data Analyst – Operational Analytics
Ghagane Aviation Pvt Ltd (Eflight)
Dec 2024 — PresentCurrentBengaluru, India
  • Build and maintain complex SQL queries for data extraction and analysis using joins, subqueries, and window functions.
  • Conduct root-cause analysis and data reconciliation to identify anomalies and KPI discrepancies, improving data quality.
  • Develop Power BI dashboards to track business performance, reducing reporting time by 15% and saving 5–7 hours weekly.
Data Analyst - AR Analytics
Epicle Solutions Pvt Ltd
Oct 2023 — Dec 2024Chennai, India
  • Developed Python and SQL workflows for data processing, transformation, and validation of healthcare-related datasets
  • Wrote complex SQL queries using joins, subqueries, and window functions for analytical and operational reporting
  • Automated data-processing and validation workflows using Python and SQL, saving 10 hours weekly.
  • Performed data validation, cleansing, and reconciliation to enhance data accuracy and quality
  • Applied business rules and data-quality checks to maintain reliable healthcare/AR datasets, optimizing data integration efforts
Projects
Multi-Source Data Processing & Analytics Pipeline

Developed Python and SQL workflows to integrate, clean and transform multi-source data into structured analytical datasets. Applied data validation, reconciliation and standardized business rules to improve data quality and consistency. Created reusable SQL datasets and automated processing workflows for downstream analytics and reporting.

Skills
SQL: SQL, T-SQL, Joins, Subqueries, Window Functions, Query Optimization, Performance TuningProgramming: Python, Pandas, NumPy, Advanced ExcelGIS & Mapping: GIS, Geographic Data Analysis, Maps, Spatial Data VisualizationTools: Git, GitHub, Linux/Command LineAnalytics: Statistical Analysis, Root-Cause Analysis, KPI ReportingVisualization: Power BI, DAX, Power Query, TableauMethodologies: Agile, Data Governance, Reporting Automation, Stakeholder EngagementETL & Data: Data Processing, Data Transformation, Data Validation, Data Cleansing, Data Reconciliation, Data Integration, Data Quality
Education
Bachelor of Science, Mathematics, Statistics & Computer Science
K.B.N. College, Vijayawada
2020 — 2023
Certifications
Data Analyst Certification
Besant Technologies
2025
Microsoft Power BI Data Analyst
Quality Thought
2024
Python with Machine Learning
VXL IT Solutions
2025
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