Tableau Developer Data Engineer

Tableau BI Engineer - ITmPowered Tableau Engineer will design, develop, and deliver high performance Tableau dashboards, workbooks, and visualizations providing Business Intelligence on hundreds of enterprise technology projects. Provide deep Tableau Server knowledge and expertise to the team on how to build and maintain Tableau Server dashboards and reports. Tableau Developer design, develop and implement BI solutions leveraging Tableau Desktop, Tableau Online, Tableau Prep, and Tableau Server. Provide Tableau development and support across dozens of systems and data sources. Support existing Tableau server, Tableau reports, and Tableau Dashboard solutions. Performance tune Tableau dashboards (optimize extracts, limit fields/records, marks, optimize/materialize calculations, query optimization, workbook cleanup). Engineer BI dashboards for Technology Projects and related Finance information (Burn Rates, Accruals, Milestones, Expenses, budgets, Earned Value, ROI) as well as project KPIs. Identify BI performance bottlenecks and design optimal solutions at the report / dashboard level (Tableau, Cognos, PowerBI), SQL data munging level (SQL joins, pivots, enrichment, aggregations Oracle, Hadoop, SQL), or ETL / Data movement level (DataStage, Informatica, Sqoop). Tableau Server Configuration, Administration, Tuning & Performance, Data Connections, APIs Tableau Desktop & Tableau Prep Experience: Advanced Data Visualizations, including custom visualizations, Advanced Data Modeling Experience - including data extraction, transformation and load (ETL) from many sources; OLAP, OLTP, Datawarehouse's, Hadoop/Cloudera, and Cloud platforms. Work with end users to gather BI requirements (use cases, visualization, drill up/down, hierarchies, tables, pivots, outcomes, and data sources, etc.). Build data models. Prepare, wrangle, and model the Data to derive effective data models supporting performant BI solutions. Understand technical data sources, data structures, data quality and necessary transformations to aggregate, enrich, validate, and publish data. Source to target mappings and work with ETL Engineers to optimize data flows, and data preparation. Develop and optimize BI Dashboards, Reports, Data Models, and data flows. Support existing BI environments Tableau, Cognos, data movement (DataStage, Informatica, sqoop), and backend data repositories (Oracle, SQL Server, Hadoop). Cloud BI migration - Migrate big data solutions to cloud in PowerBI / Azure - design and delivery. Requirements: 3-5 Years BI Experience developing BI dashboards, reporting, visualizations and data models. Proven BI dashboard, report, and visualization design and delivery. 1-2 years Tableau Server experience. Proven Tableau performance tuning reporting and dashboard solutions. Tableau Server Experience: Configuration, Administration, Tuning & Performance, Data Connections, APIs Tableau Desktop & Tableau Prep Experience: Advanced Data Visualizations, including custom visualizations, Advanced Data Modeling Experience - including data extraction, transformation and load (ETL) from many sources; OLAP, OLTP, Datawarehouse's, Hadoop/Cloudera, and Cloud platforms. Experience with Tableau and Cognos Development. Experience in data modeling and data prep (discovery, structuring, cleaning, enriching, validation, publishing). Tableau Prep preferred. Source to Target mapping. Tableau Prep experience a major plus. SQL Experience (joins, queries, select statements) - Oracle, SQL Server database back ends. BI performance tuning across front end, ETL, Data back end optimization. Solid Agile experience on BI projects - Gathering requirements, translating to use cases, BI stories, design/delivery of BI use cases - using SAFe, SCRUM, Agile, Kanban or similar method. Exposure Python.