Tahir B.

I am a Tableau certified professional and a data analyst having 9 years of experience and have worked for different clients across the world. Over the last few years I have picked up tableau and worked extensively exploring different techniques and features. I can provide following Services: Data Visualization using Tableau : As a Tableau Developer and Expert I can help you with the following: o I can design, develop, test and maintain tableau reports & dashboards based on user requirements. o I can develop tableau data visualization using bar charts, line charts, donut charts, heat maps, scattered plots, geographic maps, pie charts, density charts and many more o I can design and develop useful data visualizations using data from different data sources using blending. o I can design and develop rich graphic visualizations with parameters, drop down menus and drill downs. o I can work extensively with advance analytics, trend lines, statistics, table calculations, parameters and maps. o I can create different KPIs using calculated measures and parameters. o I can do all sort of time analysis involving YTD, MTD, QTD, Last 12 Months Rolling etc. o I can published the reports developed in tableau desktop to tableau online server. o I can design and develop the security matrix for business users on tableau server so that users are allowed to see only authorized reports. Data Transformation / Data Modeling: Data visualization in an effective way is not possible if the data is not structured properly. A data has to be modeled and transformed in such a way that it should fulfill all the business questions. o I can help you in structuring and modeling of your data as per the requirement. o I can help you in data transformations (ETL) using SQL scripts, procedures or tools like Oracle Data Integrator. o I can help write SQL scripts, procedures, triggers in Oracle, Teradata, MySQL and any other database which uses conventional SQL. ** I am available and can be contacted on upwork from 9 a.m. to 1 a.m. (New Zealand Time).