Headline

Senior Data Engineer at Visa

About

Experienced Tableau developer with 5.5 years in IT, specializing in interactive Sales and Performance dashboards for banking. Proficient in Tableau Desktop, Server, and Public, excelling in report generation with Parameters, Action Filters, and diverse data sources. Skilled in Tableau Prep Builder, SQL, Toad, and Excel for data analysis. Familiar with SQL (MySQL, MSSQL, Bigquery, Oracle SQL), NoSQL (MongoDB), Data Modeling, Data Warehousing, and BI tools (MS BI, Power BI). Passionate about transforming data into actionable insights. Tableau Public : https://public.tableau.com/app/profile/swarna.nila.perumal Proficient in Tableau Desktop, Tableau Server, and Tableau Public, specializing in creating interactive self-serve dashboards using Parameters, Action Filters, and diverse data sources to deliver impactful data insights tailored to customer needs. Skilled in Tableau Prep, SQL, Toad, and Excel for data analysis, modeling, and effective data preparation with Prep flows. Developed 12 interactive self-serve Sales and Performance Dashboards in Tableau, showcasing a track record of data-driven decision support. Achieved a significant SQL performance enhancement, reducing execution time from 120 minutes to an efficient 2-3 minutes. Managed a complex Tableau Server production environment, overseeing 6 workbooks, 57 dashboards, 74 data sources, multiple spreadsheets, and 33 prep flows, while implementing scheduled tasks. Proficient in Microstrategy with experience in testing over 50+ reports. Actively participated in Agile Ceremonies using Jira, contributing to successful project delivery. Assisted the project manager in resource management, facilitating the onboarding of 60+ team members. SKILLS · Data Visualization: Tableau, MS BI, Power BI, Microstrategy · Tableau Components: Tableau Desktop, Tableau Server, Tableau Public, Tableau Prep · Excel · SQL: MS SQL, My SQL, Big Query · No SQL: MongoDB · Dashboard Design · Data Analysis · Data Modelling · Report Generation · Performance Tuning · Requirement Gathering TOOLS · Toad · MS BI Suite · SQL Developer · SSMS

Location

Bengaluru

AI stack

claude code

claude

cursor

gemini

github copilot

Cline

Work experience

Senior Data Engineer at Visa, Jul 2026 - Present · 5 mos, Bengaluru

Data Engineer at Visa, May 2024 - Present · 2 yrs 7 mos, Bengaluru, Karnataka, India

Senior Data Analyst at Insure Pro 2.0, Jan 2024 - Apr 2024 · 4 mos, Bengaluru, Karnataka, India

Senior Systems Engineer | BI Developer (Tableau) at Infosys, Jul 2023 - Jan 2024 · 7 mos, Chennai, Tamil Nadu, India

Systems Engineer | BI Developer (Tableau) at Infosys, Aug 2021 - Jul 2023 · 2 yrs, Chennai, Tamil Nadu, India

Systems Engineer Trainee - Business Intelligence at Infosys, Feb 2021 - Jul 2021 · 6 mos, Chennai, Tamil Nadu, India

Education

Bachelor of Engineering - BE, Computer Science, Government College of Technology, Coimbatore

Class 12, Beula Matriculation Higher Secondary School