Demetrius Brown

Experience

• 

  Florida Center for Reading Research

  Aug 2008 - Jan 2015

  Senior Support Specialist

  Organized and Deployed Beta Testing procedures for the Florida Center for Reading Research’s FAIR Applications(tracking students’ performance on FCAT); Produced Visual Basic Macros to streamline database integrity tasks within the PMRN Database; Developed technical specifications documents for the K-2 Electronic Scoring Tool, K-2 AIR, and 3-12 Web-Based Assessment Module; Prepared budgets for office computer upgrades; Supervised 20 Help Desk Staff for 10,000 plus users of the PMRN Database; FERPA; Started an Internship program for FSU undergraduate Information Technology students. Show less

• 

  General Motors

  Jan 2015 - now

  Planned, developed, and implemented complex data management and integration systems within Global Data, AI & Analytics Services. • Supported GM’s development of cloud services and advanced analytics platforms, keys to helping GM design, build and sell the world’s best vehicles. • Developed and managed data ingestion and data integrity applications used by hundreds of developers within GM. • Utilized languages such as Hive SQL, PySpark, Sqoop, and Oracle SQL for development. • Leveraged a modern Kubernetes architecture to create streaming and batch big data apps using Spark. • Integrated a variety of data stores including HDFS, S3, ESS cluster, Oracle, Redis, PostgreSQL, MSSQL, Greenplum and Teradata. • Implemented event driven microservices and REST APIs using Spring Boot and Spring Cloud. • Collaborated with team members on the full development lifecycle, from requirements gathering and planning, to development and testing, to implementation into production and DevOps production support. Show less As an EDW Quality Assurance Analyst, I am responsible for leading the planning, execution, and release of all test activities during multiple, parallel EDW project/platform engagements. I’m also responsible for the creation of key deliverables including test plans (Integration, Functional, Performance, Automation, Security, and Regression testing), detailed test cases and defects using industry standard test management tools, and test sign off artifacts. I work closely with business and IT groups to design and execute a test strategy that loads data into the EDW, data integration, quality management, aggregation, and business intelligence to various platforms using advanced technologies.It includes manual and automation testing of various software products; defect tracking, and documenting test cases clearly for each product, module and component by product functionality. Responsible for executing test cases and reporting defects into the Test Management tool. Able to understand the requirements and write test cases.A key responsibility is working with other EDW roles such as Business Analysts, Data Architects, Data Modelers, ETL Developers, Enterprise Architects, BI Developers, Project Managers, Platform Architects, Release Managers, Operations and Support, and DBAs, to continually communicate and ensure the quality of production launches.I am also responsible for the completion of testing for my individually assigned tasks as well as mentoring, training, coaching, and overseeing test activities for new college hires. Other duties include ensuring proper documentation, processes, metrics, and communication for test activities in an effort to continuously improve quality within the EDW.Focused on data quality and analysis of data was required to ensure the integrity of the data stored in Teradata and Hadoop are accurate. Develop automated testing scripts for regression testing. Also Develop Microsoft BI report visualizations for testing/defect status. Show less

  • DevOps Engineer

    Apr 2019 - now

  • Enterprise Data Warehouse Quality Assurance Analyst

    Jan 2015 - now