Data Analyst Power Bi

SAI LAKSHMI VALLEPALLI

***********************@*****.*** 309-***-**** USA LinkedIn

SUMMARY

Data Analyst with 3 years of experience translating complex data into actionable insights using Python, SQL, Microsoft Excel, Tableau, and Power BI. Proficient in data cleaning, exploratory data analysis (EDA), and building interactive dashboards that drive real-time decision-making. Experienced in working with relational databases, implementing report automation, and performing trend analysis to support both operational and strategic goals. Brings added strengths in web technologies and Java, with a track record of success in Agile team environments. Passionate about data storytelling, problem-solving, and delivering measurable business impact through clear, insight-driven analytics.

PROFESSIONAL EXPERIENCE

Data Analyst, ServiceNow 08/2024 – Present USA

•Designed and implemented interactive Tableau dashboards to support operational reporting and identify performance gaps across key service lines.

•Cleaned, merged, and transformed large datasets using Python and SQL, improving report accuracy to over 98% and reducing processing time by 20%.

•Generated KPI-driven insights in collaboration with cross-functional teams, driving a 15% increase in workflow efficiency.

•Partnered with analysts and engineers to define data requirements and align solutions with evolving stakeholder priorities.

•Delivered ad-hoc analyses that enabled timely, data-backed decisions on service delivery and customer satisfaction.

Data Analyst, Deloitte 07/2021 – 06/2022 India

•Performed exploratory data analysis (EDA) using Python (pandas, matplotlib) to uncover customer behavior patterns, identifying a 15% drop in engagement among high-value segments.

•Wrote and optimized SQL queries to retrieve, clean, and join data from multiple relational databases, reducing data preparation time by 25% for audits and financial reporting.

•Developed interactive Power BI dashboards to visualize financial KPIs and operational metrics across 6+ business units, improving stakeholder visibility and decision-making.

•Automated recurring reports using Excel Macros and Python scripts, saving over 10 hours per month and enhancing reporting consistency.

•Liaised with business teams and developers to gather data requirements and deliver solutions under Agile methodology, contributing to the timely completion of 8 sprint cycles. Reporting Analyst, Tata Consultancy Services (TCS) 05/2020 – 06/2021 India

•Designed and automated interactive dashboards in Power BI and Excel to track weekly KPIs, improving reporting accuracy and reducing turnaround time by 30%.

•Extracted and analyzed large datasets using SQL to generate insights on customer behavior, supporting improvements in marketing and customer operations.

•Collaborated with QA and development teams to streamline reporting workflows, reducing manual effort by 0% and enhancing delivery consistency.

•Conducted trend and root cause analyses on sales and service data to improve forecast accuracy and support operational planning.

•Participated in Agile delivery across + cross-functional teams, contributing to the completion of 12+ sprint goals and enhancing data visibility and decision speed across the project. EDUCATION

Master of Science in Information Systems,

Illinois State University, IL, USA

08/2023 – 05/2025 IL, USA

Bachelor of Technology in Computer Science and

Engineering, KL University, Guntur, Andhra Pradesh, India 06/2018 – 05/2022

Guntur, Andhra Pradesh, India

SKILLS

Programming & Query Languages

Python, SQL Java, C, C++, JavaScript

Database Management

MySQL, PostgreSQL

Tools & Platforms

Git / GitHub, Visual Studio Code, Jupyter Notebook, Linux, Microsoft Office Suite

Core Competencies

Problem Solving, Critical Thinking, Communication, Team Collaboration, Attention to Detail

Analytics & BI Tools

Power BI, Tableau Microsoft Excel (Pivot Tables, VLOOKUP, Macros)

Data Handling & Analysis

Data Cleaning, Data Transformation, Exploratory

Data Analysis (EDA), KPI Reporting, Trend Analysis Web Development

HTML, CSS, Bootstrap

Methodologies

Agile, SDLC, Requirement Gathering, Stakeholder

Engagement, Data-Driven Decision Making

PROJECTS

Customer Churn Prediction using EDA and Visualization, Technologies: Python, Pandas, Matplotlib, Power BI

•Analyzed customer transaction and feedback datasets to identify churn risk indicators using descriptive statistics and correlation analysis.

•Designed customer segmentation visuals in Power BI based on customer segment, age, and location.

•Identified high-risk customer groups, leading to a proposed retention plan that could potentially reduce churn by 12%.

E-Commerce Sales Analysis and Forecasting, Technologies: SQL, Excel, Tableau

•Conducted SQL-based sales analysis across categories and regions to derive weekly and monthly performance metrics.

•Built Tableau reports with drill-down functionality to analyze SKU-level revenue patterns and forecast regional sales performance.

•Enabled the business team to align inventory planning and promotional strategies using insights from trend analysis.

CERTIFICATIONS

Problem Solving (Basic) -

HackerRank

Python for Beginners - Udemy HTML Fundamentals -

Sololearn

Contact this candidate