B Manusha
Chennai
Summary
Results-driven Data Analytics professional having overall 4.5 years of experience in analyzing, visualizing and deriving actionable insights from complex datasets. Proficient in data analytics, forecasting and business intelligence using tools like SQL, Python, Tableau, and Power BI. Proven track record of optimizing processes, improving decision-making and delivering insights to drive organizational success.
Overview
4
4
years of professional experience
Work History
Software Engineer
Viavi Solutions, Chennai
01.2024 - 12.2025
- Project : Subscriber Mobility Analysis
- Description : Subscriber Mobility Analysis project focused on analyzing telecom mobility data such as handovers, location updates, and tower logs to understand subscriber movement patterns. Using SQL, Python, Excel and Power BI the project identified high-traffic zones, congestion areas and mobility trends to help improve network coverage, optimize tower performance and enhance user experience.
- Roles and Responsibilities
- Analyzed subscriber mobility patterns using telecom network data to identify movement flows, high-traffic zones and network congestion, contributing to improved Quality of Service (QoS).
- Extracted and transformed large datasets from telecom data warehouses using complex SQL queries (joins, window functions, aggregations) and performed data validation on mobility KPIs.
- Cleaned and processed mobility logs, standardized tower/location data and automated repetitive preprocessing tasks to reduce manual efforts.
- Conducted EDA in Python and Excel to identify mobility clusters (static users, commuters, roamers) and evaluated KPIs such as Handover Success Rate, Call Drop Rate, and Traffic Distribution.
- Built interactive Power BI dashboards visualizing subscriber movement heatmaps, tower congestion, roaming trends, and tower-level KPIs with drill-down capabilities.
- Delivered actionable insights for network optimization teams, helping identify congested towers, poor handover routes, and high-revenue mobility zones for capacity upgrades.
- Prepared weekly/monthly reports using Excel and Power BI to support decision-making for network performance and subscriber experience improvement.
- Collaborated with cross-functional teams in technical discussions and data model design, translating business logic into effective data structures.
- Ensured data quality and consistency by performing regular data profiling, reconciliation and sanity checks across multiple data sources, proactively identifying and resolving data anomalies.
- Execute dashboard setups, data manipulation and developed calculated measures and columns with DAX in Power BI Desktop
- Applied Row Level Security for the different hierarchy level based on their user details to restrict them to see only the related data across all pages.
- Published reports in Power BI Service and scheduling refresh.
- Actively participated in Agile Scrum ceremonies, including daily stand-ups, sprint planning, sprint review and retrospectives. Collaborated closely with product owners and stakeholders.
Data Analyst
Mindage Solutions
08.2021 - 12.2023
- Project: Sainsbury’s Analytics - Enhancing Retail Performance and Customer Insights
- Description: This project focuses on analyzing Sainsbury’s retail data to optimize store performance, improve inventory management, and enhance customer satisfaction. The analysis involves tracking sales, product performance, and customer purchasing patterns using Tableau for interactive dashboards and Excel for in-depth data analysis.
- Roles and Responsibilities
- Gathered data from multiple sources, including point-of-sale systems, loyalty programs, and online sales platforms.
- Cleaned and pre-processed data using Excel and SQL to ensure consistency and accuracy for further analysis.
- Designed interactive Power BI dashboards to visualize.
- Regional and store-level sales performance.
- Tracked KPIs such as sales growth, profit margins, and stockout rates.
- Monitored the effectiveness of promotions and discount campaigns on revenue generation.
- Provided insights into high-performing products and recommend inventory adjustments.
- Developed interactive Power BI reports and dashboards featuring diverse visualizations, including line, bar, pie, area, and tree-map charts; created data tables and matrix views; and designed custom visuals such as donut, waterfall, and funnel charts to enhance data insights.
- Identified underperforming stores or categories and proposed targeted interventions.
- Worked closely with marketing teams to align data insights with promotional campaigns.
- Collaborated with supply chain teams to improve stock levels and minimize wastage.
- Documented data workflows, analysis processes, and Tableau dashboard configurations for scalability.
- Maintained documentation and tracking via JIRA.
Education
B. Tech - Electronics & Communication Engineering
Jawaharlal Nehru Technological University
01.2014
Skills
Reporting Tools Power BI, Tableau
Timeline
Software Engineer
Viavi Solutions, Chennai
01.2024 - 12.2025
Data Analyst
Mindage Solutions
08.2021 - 12.2023
B. Tech - Electronics & Communication Engineering
Jawaharlal Nehru Technological University