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Haftom
hghebrechristos@gmail.com
hghebrechristos@gmail.com
407-878-9926
347 S westmoreland ave
Los Angles, CA 90020
Los Angeles, CA 90007
Tableau Developer
11 years experience W2
3
Recommendations
Average rating
255
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Summary

  • Developed complex T-SQL Stored Procedures for the application for current and future state processes.
  • Deep understanding of Healthcare data reporting requirements and analysis.
  • Experience in various integration options using Tableau Desktop,Tableau Server and Tableau Reader to minimize overall end user licensing requirements.
  • Experienced in developing rich Interactive reports and dashboards integrating various reporting components from multiple sources and proficient in Tableau 2018.2/10.x/9.x (Desktop, Server, Online).
  • Outstanding knowledge in writing complex SQL queries, Stored procedures, database tuning, query optimization and resolving key performance issues.
  • Excellent knowledge in Tableau visual analytics and best practices like Dashboard structure, view orientation, Sizing and Layout, Data Emphasis, Highlighting, Color, Fonts, Tooltips, and performance improvement of complex dashboards/reports.
  • Worked on the development of Dashboard reports for the Key Performance Indicators for the top management.
  • Outstanding knowledge in Exploratory data analysis, statistical data analysis, data mining.
  • Strong knowledge in predictive analysis ,inferential statistics, machine learning algorithms
  • Excellent communication skills, strong team-building and conflict management skills.
  • Excellent ability to work independently and as a part of a multi-functional, geographically diverse
  • Expert in identifying outliers, and anomalies
  • Designed and implemented the Physical model of the BI data flow. Created Database Objects - Tables, Views, user defined functions.
  • Experience in developing High Performance Dashboards, Story points, hierarchy, sorting, complex calculations, Reports/Dashboards.
  • Expertise in designing and creating various analytical reports and Dashboards to help users to identify critical KPIs and facilitate strategic planning in the organization.
  • Proficiency in aggregating data and configuring reports from different data sources using data blending.

Experience
Edit Skills
Non-cloudteam Skill
Education
Bachelor's in Chemical And Biological Engineering
Colorado State University, 2012 - 2014
Certifications
Tableau
Tableau, 2018
Data Science Specialization
Johns Hopkins University, 2018
Skills
BI Developer
2021
6
Tableau
2021
6
R
2021
3
Tableau Desktop
2017
2
Exploratory Data Analysis
2018
1
Stored Procedure
2021
12
T-SQL
2021
12
Data Visualization
2021
9
Business Intelligence
2021
6
Data Analysis
2021
6
Tableau Server
2021
6
Business Analysis
2021
5
Business Requirements
2021
5
Data Modeling
2021
5
Oracle
2021
5
Analytics
2021
4
Data Validation
2017
4
SQL
2021
4
Database Design
2021
3
Technical Specifications
2021
3
Data Marts
2016
2
MySQL
2016
2
PL/SQL Developer
2014
2
UNIX
2014
2
Business Objects
2014
1
Crystal Reports
2014
1
Crystal Xcelsius
2014
1
Data Virtualization
2014
1
Java
2014
1
Microsoft Excel
2014
1
Performance Tuning
2014
1
PL/SQL
2014
1
SQL Developer
2014
1
SQL Server
2014
1
Waterfall
2014
1
Windows
2014
1
Xcelsius
2014
1
Big Data
0
1
Data Mining
0
1
Requirements Gathering
2017
1