SHAIK NIZAMUDDIN
Dubai,United Arab Emirates
Summary
Data Visualization Specialist with strong expertise in Tableau and Power BI, building enterprise dashboards, designing KPI frameworks, and delivering operational insights for leadership. Skilled in SQL, ETL workflows, Excel automation, and BI data modeling with emphasis on accuracy, performance, and actionable analytics.
Overview
8
8
years of professional experience
4019
4019
years of post-secondary education
Work history
Market Lead (BI Consultant)
BYTE DANCE
Mumbai, India
01.2020 - 11.2024
- Tableau Responsibilities:
- Built 15+ Tableau dashboards for accuracy, SLA, shrinkage, productivity, leakage, and AHT KPIs.
- Used advanced Tableau features: LOD expressions, parameters, hierarchies, action filters, drilldowns, and row-level security.
- Designed KPI drilldowns and interactive workflows for operational and leadership review.
- Executed ETL processes including data cleaning, blending, transformation, and validation using SQL, Excel, and Data Power.
- Optimized Tableau dashboard performance using extract strategies, efficient joins, and calculation refinement.
- Published dashboards to Tableau Server and managed permissions, refresh schedules, and data-source governance.
- Power BI Responsibilities:
- Designed Power BI dashboards for SLA, reviewer accuracy trends, quality insights, and operational KPIs.
- Created star-schema data models, defined relationships, and built DAX measures for KPI calculations.
- Used Power Query for data transformation, cleanup, merging, and shaping.
- Built interactive UI using bookmarks, drillthrough, navigation, conditional formatting, and KPI indicators.
- Managed Power BI Service tasks: dataset refresh scheduling, access permissions, workspaces, and report distribution.
- Automated recurring reporting and built reusable BI templates reducing manual work by 10–15 hours weekly.
- Analytics & Collaboration:
- Designed complex KPIs such as SLA deviation, AHT variance, error patterns, leakage, and forecast metrics.
- Conducted deep-dive SQL-based analyses to identify performance bottlenecks and operational risks.
- Delivered weekly/monthly insights explaining trends, root causes, and recommended actions to leadership.
- Coordinated with Ops, Quality, Policy, and Product teams to standardize metric definitions across APAC.
Process Consultant
360DigiTMG
Hyderabad, India
06.2019 - 07.2020
- Designed Tableau dashboards for franchise performance, marketing ROI, student funnel analytics, and operational KPIs.
- Applied advanced Tableau visuals: LODs, parameters, custom filters, navigation storytelling.
- Conducted ETL using Excel, Power Query, and internal tools ensuring dataset consistency.
- Created automated reporting workflows enhancing leadership decision-making.
- Managed digital marketing analytics improving lead generation by 30–40%.
- Standardized SOPs, onboarding workflows, and reporting templates across franchise centers.
Front Line Manager
GENPACT
Hyderabad, India
09.2016 - 07.2019
- Managed 30+ content reviewers ensuring accuracy, productivity, and TAT KPIs were met.
- Automated daily and weekly dashboards reducing reporting time by 3+ hours/day.
- Improved content reviewer accuracy by 12–18% through structured coaching, calibration, and RCA-driven training.
- Reduced error recurrence by 25% and increased productivity by 15–20%.
- Contributed to maintaining 98%+ SLA compliance across operational metrics.
Education
MBA - Finance & Marketing
Osmania University
Hyderabad, India06.2011
Bachelor of Science - Computer Science
Jawaharlal Nehru Technological University (JNTU)
Hyderabad, India07.
Skills
- Tableau: LOD Expressions, Parameters, Drilldowns, Hierarchies, Action Filters, Performance Optimization, Tableau Server
- Power BI: DAX Measures, Data Modeling, Power Query, Bookmarks, Drillthrough, Row-Level Security, Power BI Service
- Databases: SQL Server, MySQL
- Analytics: SLA Modeling, AHT Analysis, Leakage Metrics, Trend Analysis, Quality KPIs
- Data Engineering: ETL, Data Blending, Transformation, Validation
- Tools: Excel Automation, Power Query, Data Power, UAT & Regression Testing
Timeline
Market Lead (BI Consultant)
BYTE DANCE
01.2020 - 11.2024
Process Consultant
360DigiTMG
06.2019 - 07.2020
Front Line Manager
GENPACT
09.2016 - 07.2019
MBA - Finance & Marketing
Osmania University
Bachelor of Science - Computer Science
Jawaharlal Nehru Technological University (JNTU)