Pallavi Nawalkar

Senior Developer

Pune, Maharashtra 5+ yrs exp 90 · Outstanding

About

Results-driven Data Analyst and Senior Developer with 5 years of experience in data analytics, dashboard development, automation, and data processing across banking, healthcare, and market research domains. Skilled in Python, SQL, Power BI, Excel, and cloud fundamentals with hands-on experience in data transformation, KPI reporting, workflow automation, and analytical dashboard creation. Adept at converting complex datasets into actionable business insights through interactive reporting and data visualization.

Skills & Expertise (33)

Python Advanced

8.1/10

Years Exp

Power BI Advanced

7.8/10

Years Exp

Data Visualization Advanced

7.8/10

Years Exp

SQL Advanced

7.5/10

Years Exp

Pandas Advanced

7.5/10

Years Exp

Data Analysis Advanced

7.5/10

Years Exp

REST API Integration Advanced

7.0/10

Years Exp

Excel Advanced

7.0/10

Years Exp

DAX Intermediate

6.5/10

Years Exp

Git Intermediate

6.5/10

Years Exp

Amazon Web Services Intermediate

6.0/10

Years Exp

NumPy Intermediate

6.0/10

Years Exp

SPSS Pytest OOP Concepts PyCharm MySql Amazon Athena Amazon Redshift Amazon S3 Analytical Thinking Problem Solving Jupyter Notebook Transformation Automation solutions Data Cleaning Quality Checks Data Validation Statistical Analysis Dashboard Development Reporting Automation Time intelligence KPI Analysis

Work Experience

Senior Developer

Tata Consultancy Services (TCS)

May 2023 - Present

Developed and optimized automation solutions using Python, SQL, Power BI, and REST APIs for enterprise clients. Built scalable backend data-processing solutions to improve operational efficiency and reporting accuracy. Designed reusable Python modules and implemented robust error-handling mechanisms for maintainable applications. Conducted extensive code reviews, debugging, and PyTest implementation to improve code quality. Collaborated with business stakeholders to gather requirements and recommend automation-driven solutions. Developed data validation and reporting workflows for analytics and business intelligence operations. Worked with cloud-based and data integration workflows to streamline reporting and analytics processes.

Data Programmer

Kantar GDC, Pune

Jan 2020 - Aug 2022

Performed large-scale survey data processing, transformation, validation, and analysis for global market research projects. Created interactive Power BI dashboards with advanced visualizations and KPI tracking. Managed end-to-end tabulation, coding, and reporting activities for tracker and ad-hoc studies. Conducted data cleaning, quality checks, and validation using Excel formulas, SPSS, and IBM tools. Collaborated with cross-functional teams to deliver accurate analytical reports and insights. Designed tables and reports using IBM Dimensions and Base Professional tools. Improved reporting efficiency through automation and optimized data-processing workflows.