DANIEL MARTEY

Experience

• 

  Intuitive Technologies(OPTUM/UNITED HEALTHCARE)

  Mar 2017 - Oct 2017

  Tableau Administrator/Developer

  • Handled Tableau admin activities granting access, managing extracts and Installations• Install, upgrade Tableau server and server performance tuning for optimization.• Administer user, user groups, and schedule instances for reports in Tableau.• Design and develop Tableau visualization solutions• Work on generating various dashboards in Tableau server using various data source• Hands-on development assisting users in creating and modifying worksheets and data visualization dashboards.• Defined best practices for Tableau report development.• Prepare Dashboards using calculations, parameters in Tableau.• Proof-read all documents and maintain accuracy of information and preparing SOP.• Responsible for Developing Dashboard and preparing ad-Hoc Reporting• Provide administration of the Tableau platform at the enterprise level which includes administrating the infrastructure, configure, manage and maintain the platform` Show less

• 

  Comptech Associates Inc.( US CENSUS BUREAU)

  Oct 2017 - Mar 2018

  TABLEAU CONSULTANT

  • Worked directly with Business Team, understand the data and deliver the reports. • Handling the large datasets from Hive that stores the session and members information. Using this datasets, the KPI are generated. • Documented, Implemented and deployed tableau server on Linux, using Linux commands and TSM commands on CLI• Performed end to end installation and configuration of both tableau on windows and tableau on Linux• Performed Upgrade to the most recent 2018.2 Tsm Version Tableau on windows• Responsible for Tableau administration, including user provisioning, server and site management, license administration, and version upgrades both on tableau windows environment and tableau Linux environment• Developed and provided documentation, training, and support for Interactors and Power Users.• Participated in client/project meeting(s) for highly complex projects with goals to improve tableau experience for users Show less

• 

  Uber San Francisco

  Mar 2018 - Jun 2019

  BI Architect

  • Collaborate with end users, project stakeholders and support partners to identify needs, goals, and business models and provide a solution which is accepted by all the team. • Worked directly with Business Team, understand the data and deliver the reports. • Handling the large datasets from Hive that stores the session and members information. Using this datasets, the KPI are generated. • Automated key reports using Tableau and it is used by Executives of the Organization. • Documented, Implemented and deployed tableau server on Windows, and TSM commands• Extensively worked on metadata in Tableau desktop to modify data types, rename fields, joins, refresh data and change extract data options to prepare data sources to be used by users.• Created Tableau scorecards, dashboards using stack bars, bar graphs, scattered plots, geographical maps, Gantt charts and publishing them to tableau server and tableau Online.• Designed standardized Data Mart with aggregated data, calculated metrics to suffice the source data need for various Tableau Reports and worked with ETL, DBAs, Data Modelers to implement the same in Development, Test and Production environment. Show less

• 

  Cascades Technology

  Jun 2019 - May 2022

  Tableau Administrator

  • Proactive monitoring of multiple Tableau Server environments and WebFocus• Configured SSL to provide security for Tableau Server• Troubleshoot errors through system logs• Tracking tickets through service now• Troubleshooting connectivity of tableau data sources on daily basis• Trouble shoot errors ranging from extract refreshes, dashboard errors, network issues.• Upgraded Multiple Server Environments from 2019.4.1 to 2020.2.3 then to 2021.2.1• Experience on AWS technology components (S3, EC2, EMR, Lambda, Glue, etc.) and Database such as Data Lake, Redshift, SQL Server and Athena Show less

• 

  Geisinger

  May 2022 - Oct 2024

  Tableau Administrator

  • Migrated Tableau Server from on premise to the Cloud (AWS) • Provide Access and necessary permissions to users on Tableau server based on service request.• Used permissions to provide security for Tableau server content.• Creation of site/projects as per the service request• Create/update and support all the Tableau platform related documentation.• Coordinate with Tableau vendor to handle any Tableau server related errors/issues and activities.• Interacted with business users for gathering requirements for analytics and dashboard development.• Developed various dashboards, used context filters, sets while dealing with huge volume of data.• Used excel sheet, flat files, CSV files to generate Tableau adhoc reports. Show less