Tableau Developer / Bi Data Analyst Resume
Dallas, TX
SUMMARY
- Over 8+ years of IT experience in SQL, SQL Server, Tableau Desktop, Tableau Server, BI data analyst and Datawarehousing.
- Experience in implementing Tableau Online, a SaaS application wif the same architecture as Tableau Server dat enables cloud implementation of analytics.
- Expertise in Tableau BI reporting tools Tableau Dashboards Developments & Server Administration.
- Created dashboards and Scorecards like analytical and operational reports.
- Very good experience in designing, building, publishing data analysis reports/dashboards for large Volumes of data.
- Experience in Installation, Configuration and administration of Tableau Server in a multi - server and multi-tier environment.
- Extensive experience in various DB/DW/BI technologies including Teradata, Oracle, SQL Server, and Informatica.
- Creating dashboards in line wif the analytical uniformity using the Advanced Analysis of Tableau Desktop, and organizing Dashboard views and objects.
- Provide database coding to support business applications using T-SQL.
- Perform quality assurance and testing of SQL server environment.
- Extensive experience in troubleshooting and optimizing performance of SQL using fiddler, profiler and execution plans.
- Experience training end users through online and in-class sessions.
- Extensive experience interacting wif Department Managers and different levels of users and developers.
- Expertise in Production Support related activities.
- Worked on building queries to retrieve data into Tableau from SQL Server 2008 and Oracle SQL Developer, and developed T-SQL statements for loading data into target database.
- Improved Reports performance in tableau using extracts and context filters.
- Established Best Practices for Enterprise Tableau Environment and application intake and development processes.
- Implemented Tableau/Oracle BI security Confidential the Data (Data security) and object (Roles and Permissions) security.
- Experience wif Dashboard & Scorecard Reports for Corporate Financial Forecasting as per user requirements using XSL, HTML, and DHTML.
- Expertise in writing SQL Queries, Dynamic-queries, and complex joins for generating Complex Stored Procedures, User-defined Functions, Views, Cursors and Triggers.
- Developed best practices guide for Tableau implementation using Tableau and Tableau server online.
- Involved in creating Dashboards using Tableau Desktop, Tableau Server, QlikView and Hyperion IR.
- Created incremental refreshes for data sources on Tableau server.
- Having strong analytical, logical, Communication and problem solving skills. Ability to adapt to new technologies by self-learning.
TECHNICAL SKILLS
Business Intelligence: Tableau Desktop 9.x/8.x/7.x, Tableau Server, SAP BO 3.1, Qlikview, DataStage, Informatica 9.x.
Databases: SQL Server 2012, Oracle 11g/12c, MySQL, Hadoop, Hive, Teradata
Operating System: Windows, Unix, Macintosh.
Languages: C, Java, PHP, PL/SQL Java Script, XML.
Data modeling: Power Designer, ERwin, ER Studio, MS Visio
Process tools: JIRA, HP Quality Centre, Synergy, VSS, SharePoint and Incident/Change Management
Testing Tools: Quality Center, QTP, Test Tracker, Selenium.
PROFESSIONAL EXPERIENCE
Confidential, Dallas, TX
Tableau Developer / BI data analyst
Responsibilities:
- Involved in Exploring, Designing, Building, Testing and Deployment of the high level Dashboards for Board of Directors, Marketing Decision makers, Finance for critical metrics.
- Involved in understanding the reporting requirements and providing Tableau reporting solutions.
- Develop, maintain and document highly visualized comprehensive dashboards using Tableau Desktop and publish it to Tableau Server to meet business specific challenges.
- Developed new reports and enhancing existing reports in Business Objects Web Intelligence environment.
- Presented to higher management the discovered trends and analysis, forecast data, recommendations and risks identified.
- Coordinated and conducted business, system requirements analysis meetings wif business and technology partners, business analysts and DBA’s.
- Analyzed the Business requirements and translated them into Application and operational requirements.
- Performed PL/SQL validation queries by cross testing the resulting data from the reports.
- Implemented Security Features of Business Objects like row level, object level and report level to make the data secure.
- Configured AD during the Tableau Installation and imported Users and groups in Tableau Server and set their permissions as intended
- Configured SMTP server for Tableau and ensured dat Users are getting the Alerts and subscriptions of different views dat users subscribed for.
- Used Tableau's JavaScript API to integrate Tableau visualizations into web applications.
- Extensively used Tabadm and Tabcmd utilities to perform several Server side tasks in migrating Tableau content and manage the Tableau server
- Recommended and took lead on new ideas of implementation/developing of WebI reports involving responsibilities towards getting dashboard requirements, design, document, develop and test front end dashboards and reports.
- Created Classes and Objects for management system based on the warehouse schema in Universe.
- Created Reports using all the BO functions like Drill Down, Prompts, Dimensional and Measure variables to show accurate Results.• Prepared universe for Ad-hoc query functionality to educate users. Allowing them to run queries to create some reports using objects in the universe.
- Analyze complex data from various data repositories and become familiar wif user base locations.
- Blendeddata frommultiple databases into one report by selecting primary database for data.
- Created Star Flake Schema and created new universe by using techniques like indexing, derived tables, setting up contexts and creating Lov's.
- Revised the Group Structure in both Development and Production Environments.
- Performed unit testing, system testing and user acceptances test (UAT) for universe, reports and security management.
- Developed Webi, Webi Rich Client and Xcelsius Dashboards.
- Design processes to minimize data quality risks and proactively identify potential data issues.
- Involved in Tableau Licensing and Installation.
- Worked on Tableau Metadata tables and Postgre SQL.
- Provided support to different levels of Tableau developers.
- Involved in Creating and Managing security rules for dashboards and views.
Environment: Windows XP, Linux, Windows 7, Tableau Desktop 9.x/8.x, Tableau Server, SQL Developer, MS-SQL 2008 R2, MS-Access, MS Excel and SQL, Java, JavaScript, SQL, VB.
Confidential, New York, NY
Tableau Developer/BI data analyst
Responsibilities:
- Creation of metrics, attributes, filters, reports and dashboards created advanced chart types, visualizations and complex calculations to manipulate the data.
- Transformed TABLEAU into a managed service offering for consumption across Corporate Treasury and Corporate Investments.
- Build and maintain SQL scripts, indexes, and complex queries for data analysis and extraction.
- Act as a Point of Contact/Administrator in Data Interoperability, Analytics and Business Intelligence and Production Support issue resolution.
- Designed, developed and supported BI solutions, Involved in Debugging and monitoring, and troubleshooting issues.
- Implemented advanced geographic mapping techniques and use custom images and geocoding to build spatial visualizations of non-geographic data.
- Work directly wif management to ensure dat Web-site's financial transactions and database management applications operate Confidential peak efficiency.
- Ensured projects were completed on time.
- Played key role in enhancing client's Web reporting system, reducing time of delay financial tracking analysis by 30%.
- Purchasing, Setting up, and configuring a Tableau Server and MS-SQL 2008 R2 server for Data warehouse purpose.
- Scheduled data extracts on a daily basis.
- Sophisticated stored procedures and triggers to provide complete technical solutions.
- Worked wif all levels of development from analysis through implementation and support.
- Participated in test planning and test script definition.
- Resolved end user reporting problems through collaboration wif IT.
Environment: Tableau Desktop 8.x/7.x, Tableau Server, SQL Server 2012, Oracle 10g, PL/SQL, T-SQL, MS Access, Windows 2007 server, MS Office 2010.
Confidential
SQL Server DeveloperResponsibilities:
- Installation and administration of MS SQL Server 2000 and Windows 2000.
- Coding complex SQL Stored procedures according to the specs joining the different tables and conditions.
- Created Temp tables in the stored procedure for different application.
- Wrote stored procedures and T-SQL code to accomplish various tasks.
- Created SQL functions.
- Created index to increase performance of stored procedures.
- Created database tables, constraints and indexes.
- Reverse engineer the database code, data and model to extract the business rules and understand the current functionality of the system.
- Created SQL queries to do data analysis and provide ad-hoc reports.
- Created business rules to test incoming data feeds from upstream systems.
- Interviewed Business/Process owners to gather requirements to enhance the existing application.
- Developed complex Stored procedures for Insurance Budgeting and these were consumed by frontend reporting for the Performance needs
- Created Snow-flake/Star schemas for designing the ODS
- Set up Indexes and constraints for various dimensions and measures to speed up the Query processing
- Provide high level design in the form of process maps
- Prepared Use Cases for each requirement along wif the supporting document (like input and output fields from the database, their data type, validations).
- Involved in performing a data mapping, quality assessment converting multiple databases for all product types.
- Partitioned tables, which had frequent inserts, deletes and updates to improve the overall performance.
Environment: SQL Server 2000, T-SQL, VB 6.0, MS Office, and Windows 2000.
Confidential
SQL Developer
Responsibilities:
- Programmed clients website and applications - worked collaboratively wif clients.
- Provided insightful ideas for developing TEMPeffective and accurate codes - Evaluated latest technology on the market and made recommendations to clients to integrate new designs as available by new technology.
- Collaborated wif end users and other related departments to ensure dat the website is meeting the client's expectations and business requirements.
- Extracted and collected data to create needed reports.
- Validated accuracy of data to ensure database integrity.
- Created Pl/Sql logic for web-based applications for data entry & extraction.
- Generated various SQL queries to be used in Reporting tools.
- Created database tables, constraints, triggers, packages, procedures & functions.
- Represented database team in various high-scale projects.
- Developed installation scripts to migrate the developed components into further instances and eventually Production.
- Performed tuning of SQL queries using Explain Plan and created indexes on tables to improve the efficiency of the queries.
- Collaborated wif technical team members to integrate back-end and front-end elements.
- Worked on oracle utility, scheduling tool and versioning tool.
- Worked on Perl scripting.
- Created PL/SQL procedures for certain Business Requirements
- Designed SQL overrides in source Qualifier according to business requirements
- Created sessions and workflows for designed mappings and created Sequential Workflow using
- Monitoring the session logs to check the progress of data load.
Environment: Windows XP, SQL Developer, MS-SQL 2008 R2, MS Access, MS Excel, SQL-PLU and ava.