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3

Excel Projects

2

PowerBI Projects

About Me

I'm Abhishek Naresh Tumdam, a passionate Data Analyst skilled in Power BI, SQL, and Excel, with a focus on transforming complex data into actionable insights through interactive dashboards and precise analysis. My journey doesn’t stop here—I'm actively learning Python along with essential libraries like NumPy, Pandas, and Matplotlib to enhance my ability to analyze, automate, and visualize data. With every new tool I add to my toolbox, I get closer to unlocking deeper insights and creating smarter solutions for businesses. If you're looking for a professional who blends technical expertise with creative problem-solving and thrives on continuous learning, let’s connect and make data work smarter for your success!

Key Skills

Microsoft Office Suit

Power BI

SQL

My Projects

AtliQ Hardware - Sales Report
AtliQ Hardware - Sales Report

Domain/Function: Sales

Business Insight 360
Business Insight 360

Domain/Function: Finance, Sales, Marketing, Supply chain and Executive

Financial and Operational Decision-Making with Excel
Financial and Operational Decision-Making with Excel

Domain/Function: Finance & Operations

Post-Pandemic Travel Comfort Analysis
Post-Pandemic Travel Comfort Analysis

Domain/Function: Travel & Tourism - Consumer Behaviors Analysis

Rivos Inc - Regional, Workforce, and Industry Trends Analysis
Rivos Inc - Regional, Workforce, and Industry Trends Analysis

Domain/Function: Market Research

My Experience

Assistant Operations Manager | Dhandhania Infotech

Dec 2023 – May 2024

Managed a 20-member team, leveraging Excel and Power Query to optimize daily operations and generate performance reports, leading to a 15% improvement in team performance.

Led efforts in staff training and development, using data-driven insights from Excel to enhance onboarding processes and team output.

Provided client insights using Power Pivot to streamline communication and reporting, earning consistent client satisfaction.


Assistant Operations Manager | WNS Global Services Pvt Ltd  

Jan 2022 – Dec 2023

Led a team of 90+ members, including 3 team leads and 3 subject matter experts, optimizing both inbound and outbound processes using Power BI dashboards and Excel-based reports.

Developed a Quality Matrix Dashboard using Power BI, reducing issue resolution time by 20% and enhancing team performance by 18%. 

Utilized advanced Excel functions (Power Pivot and Power Query) to automate reporting and increase operational efficiency.

Collaborated with senior management to create custom Power BI visualizations for performance tracking, resulting in a 15% improvement in process transparency.

Recognized as an "Excel Champ" for innovative data analysis and reporting solutions that led to improved decision-making.


Team Leader | Hexaware Technologies Ltd

Jun 2019 – Jan 2022

Supervised a 60-member customer service team, using Excel and Power Query for performance tracking and reporting, leading to a 10% increase in team productivity.

Developed Excel-based dashboards to monitor performance KPIs, ensuring timely compliance with service level agreements.

Recognized as a "BCP Hero" for leveraging Excel-based tools to support continuity planning during critical business periods.


CSE | Innovative Retail Concept Pvt Ltd (Bigbasket)

Jun 2016 – Jun 2017

Handled customer escalations using Excel to manage and analyze case data, optimizing processes and improving response times by 12%.

Promoted to the escalation team, leveraging data from Excel and Power Query to improve resolution times and customer satisfaction.


Operations and Accounts Executive | Magma Fincorp Ltd

Jul 2013 – Apr 2016

Processed loan files and handled post-disbursal customer queries, reducing PDD Pendency by 30% through data-driven analysis in Excel.

Streamlined financial operations by developing Excel macros and automated templates for fund transfers and daily reports, improving branch efficiency by 25%.


LPM Team Leader | Key Resourcing Pune

Feb 2012 – Feb 2013

Managed a Lead Production Management team, ensuring 95% task completion on time by leveraging Excel for task tracking and analysis.

Recognized for innovative use of Excel to monitor progress and provide actionable insights for team performance improvement.

Awards & Certificate

CB Cert

Excel: Mother of Business Intelligence

CB Cert

Get Job Ready: Power BI Data Analytics for All Levels 3.0

CB Cert

SQL Beginner to Advanced For Data Professionals

Forage - Data Visualization: Empowering Business with Effective Insights

Forage - Data Visualization: Empowering Business with Effective Insights

LinkedIn - Learning Data Analytics - Extending and applying core knowledge

LinkedIn - Learning Data Analytics - Extending and applying core knowledge

Let's Connect

Feel free to get in touch with me. I am always open to discussing new projects, creative ideas or opportunities to be part of your visions.

Download Resume

Resume