Summary
Overview
Work History
Education
Skills
Work Authorization
Technical Skills
Timeline
Generic

Vamshi

Tableau Developer
Warsaw,12

Summary

A seasoned Tableau developer with a proven track record. I excel in driving end-to-end project development and implementing innovative data visualization solutions. Expert in Tableau and adept in project management, I have significantly enhanced business decision-making processes. My leadership in team management and strategic project consultation has consistently led to business excellence and transformative solutions.

Overview

5
5
years of professional experience
2
2
years of post-secondary education

Work History

Senior Technical Lead

HCL Technologies
12.2023 - Current
  • Adept in end-to-end development of project from requirement analysis to system study, designing, coding testing, de- bugging, documentation, and implementation.
  • Developed Gathered and documented business requirements for analytical reports and Participated in requirements meeting and data mapping sessions to understand business need. Identified and documented business rules.
  • Strong Dashboard design experience and passionate practitioner of effective data visualization. Familiarity with best practices around visualization and design.
  • Experienced in designing customized interactive dashboards in Tableau using Marks, Action, filters, parameter, calculations, and Relationships.
  • Provide support to user community on various Tableau Server and Desktop issues
  • Expertise in dashboard and report development using Tableau.
  • Create Tableau Scorecards, Dashboards using stack bars, bar graphs, scattered plots, geographical maps, line/pie graphs, and charts
  • Build and publish customized interactive Tableau reports and dashboards along with data refresh scheduling using Tableau Desktop and Tableau Server
  • Strong ability to interface and communicate effectively with business representatives.
  • Comply with acceptable accuracy levels for all authored reporting and analytics deliverables
  • Continuously improve data integrity and reporting effectiveness.
  • Expert level capability in Tableau calculations and applying complex, compound calculations to large, complex data sets
  • Created custom Function's Date range, Time functions, array functions, and Conditional formatting functions in the reports.
  • Worked extensively with Advance analysis Actions, Calculations, Parameters, Background images, Maps, Trend Lines, Statistics and table calculations.
  • Conduct impact analysis to accommodate new changes / requirements. Direct single point of contact for clients. Frequently investigated codes during job failures. Perform daily and routine checks for the applications.
  • Expert level capability in Tableau calculations and applying complex, compound calculations to large, complex data sets.
  • Created Scatter Plots, Stacked Bars, Box and Whisker plots using reference, Bullet charts, Heat Maps, Filled Maps and Symbol Maps according to deliverable specifications.
  • Involved in trouble shooting of performance issues, which were associated with Tableau reports.
  • Imported Custom visuals like Card with states Gauge charts, Advanced Drill Down charts, etc.
  • Migration of data from different databases like Oracle, DB2, MySQL to Redshift.
  • Acquires a clear understanding of the IT industry, technology trends with the distinction of instituting new practices to achieve business excellence at the lowest overall cost.
  • Resourceful in utilizing experience in different facets of IT, to drive business and transform business vision into reality.
  • Strong Dashboard design experience and passionate practitioner of effective data visualization. Familiarity with best practices around visualization and design.
  • Consistent success in maximizing corporate performance. Mentor, motivate, and lead high-performance development members.
  • Worked closely with Business users. Interacted with Data stage ETL developers, Project Managers, and members of the QA teams.
  • Experienced in Tableau best practices for dashboard development and data source management (e.g. certified data sources, creating template workbooks, optimizing workbook performance).
  • Identifying the problem areas and implementing techniques to foresee changes on continuous basis.
  • Involved in Full Life Cycle Development of Reporting Projects includes Requirements Gathering/ analysis, Design, Development, Testing and Production rollover.

BI Developer

Revolut
03.2022 - 11.2023
  • Develop Tableau visualizations based on the business needs by connecting to multiple data sources. Played vital role of a Business Analyst whenever necessary.
  • Hands on experience using advanced analysis, Actions, Calculations, Parameters, Background images, Maps, Groups, Hierarchies and Sets to create detail level summary reports and Dashboards using KPI's.
  • Implementing advanced geographic mapping techniques and use custom images and geo coding to build spatial visualizations of non-geographic data. Created actionable reports.
  • Connecting to multiple data sources, worked on Extracts and used data Blending, Joins to create different interactive views and dashboards.
  • Generated dashboards for Finance team & provided security by using user filters & used context filters which drastically reduced analysis time and improved performance.
  • Published, customized reports and dashboards, report scheduling and assigned appropriate permission sets for Tableau server logons and security checks.
  • Extensively used Custom SQL queries to better import and manipulate data.

Tableau Developer

Genpact
02.2020 - 03.2022
  • Worked with Business Partners to understand requirements and prepared mock-up dashboards to finalize requirements
  • Created technical documentation with detailed design specifications
  • Worked as the primary Tableau developer within the team
  • Published dashboards to the Tableau server and setup users on the Tableau server
  • Created detailed test cases and performed unit testing and functional testing
  • Improved performance by analyzing the performance of the dashboard using the Performance Recording feature in Tableau and other performance tuning techniques
  • Created work flow documentation for the business partners’ reference

Education

MBA - Engineering Management

Wyższa Szkoła Gospodarki Euroregionalnej
Poland
02.2018 - 05.2020

Skills

Software Development Lifecycle

Project Analysis

Project Requirement Gathering

Client Relationship

Project Management

Project Methodologies

Project Consultation

Team Management

Software Integration

Defect Management Techniques

Work Authorization

  • Authorized to work in Poland for any employer.
  • No Sponsorship is required

Technical Skills

  • Operating System : Windows, UNIX, LINUX.
  • BI Software’s : Tableau , PowerBI
  • Languages : HTML5/CSS, XML.
  • Scripting Language : Python 3.0, UNIX Shell Scripting.
  • ETL’s : Datastage, Informatica, Abinitio.
  • RDBMS : SQL, PL/SQL, HP Vertica, Oracle 11g/10g/9i/8i, MS SQL Server 2008/2005, Postgres, IBM DB2.
  • Big Data DB : Teradata, Hadoop/Big Data HDFS, Hive

Timeline

Senior Technical Lead

HCL Technologies
12.2023 - Current

BI Developer

Revolut
03.2022 - 11.2023

Tableau Developer

Genpact
02.2020 - 03.2022

MBA - Engineering Management

Wyższa Szkoła Gospodarki Euroregionalnej
02.2018 - 05.2020

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Vamshi Tableau Developer