BOOKER M.

Experience

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  Oratech

  Jan 2004 - Jan 2005

  Oracle Consultant
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  CBZ Bank Ltd

  Jun 2005 - Jan 2007

  Analyst Programmer
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  CBZ Bank Limited

  Jun 2005 - Jan 2007

  Analyst Programmer
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  Econet Wireless Zimbabwe

  Jan 2008 - Feb 2008

  Database Administrator
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  Adaptit

  Feb 2008 - Jun 2009

  Senior Oracle Developer

  ▪ Part of the ‘Online Purchase Requisitions (OLPR)’ development team, which hasbeen deployed in most sugar mills for Illovo Africa.▪ Attend to all OLPR system developments and critical support calls.▪ Responsible for support for Illovo Tanzania, Malawi and Mozambique deploymentfor the OLPR system.▪ Rolling out changes and managing the change control process for the OLPRmodule.

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  Truworths

  Jul 2009 - Jun 2014

  Senior Oracle Developer

  ▪ Part of the Merchandising and Logistics team.▪ Responsible for Developing and supporting critical merchandising systems usingmainly Oracle based tools.▪ Designed and built and assortment factor analysis Cube using Essbase which ispart of a new planning and ordering tool for Truworths which won an outstandinginnovation award.▪ Designed and built complex Essbase cube partitions and write back mechanismsensuring that users can make changes to data and see the resulting effect on thefly.▪ Wrote the API between RMS and a C# front end to a new planning and orderingtool which has replaced the functionality of Oracle Forms front end. The API makesuse of XML between Oracle and Dot Net.▪ Support In house applications including markdown applications and interfacesbetween the RMS merchandising application and other downstream systemsincluding the datawarehouse.▪ Wrote a backend to the vendor replenishment application for Truworths.▪ Night Batch standby support. Tunjukkan kurang

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  PBT Group

  Jul 2014 - Jan 2015

  Oracle BI Consultant

  ▪ Part of the BI in a box project for MTN▪ Specialized in Loyalty campaign management, dealing with projects in differentcountries including Cyprus, Ghana, Nigeria, Zambia, Uganda and Lesotho.▪ Managed to close long outstanding projects and streamlined the solution into an efficient andeasy to deploy solution.▪ Worked on standardizing the Loyalty campaign solution for MTN across all operating countries.

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  Truworths

  Feb 2015 - Jan 2016

  Senior Software Developer(Contract)

  • Part of the Oracle E-Commerce project for Truworths• Designed and created XML interfaces to the Oracle commerce platform(catalog, Inventory etc.)• Designed and wrote integration interfaces to take on data from newacquisitions, which included Earthchild and Naartjie.• Offering consultancy to junior members of the team and management.• Support for existing Oracle Essbase cubes.

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  Clicks Group(PBT Group)

  Jun 2016 - Sept 2017

  BI Consultant

  • Worked as a BI Consultant at Clicks Group and was involved in thefollowing. o Created a data mart for Universal Pharmaceutical Distributors,a subsidiary of the Clicks Group• Designed and developed the ETL process which included receiving xml filesfrom UPD head office in Johannesburg and loading them into theDatawarehouse using SAP data services and Oracle PL/SQl for large files.• Worked on the Musica consignment Stock project• Built new Business Objects universes and BO reports to meet new businessrequirements.• ETL using Data services and PL/SQL packages• Worked on the Clicks streamlined receipting project. (ongoing)• Wrote complex PL/SQL packages to match invoices against receipts forClicks pharmacies and their suppliers. Tunjukkan kurang

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  Vodacom(PBT Group)

  Jan 2017 - Jul 2019

  Data Engineer

  • Worked on the Vodacom Call Centre Datawarehouse (OracleDatawarehouse, Ab Initio,PL/SQL) o Optimized ETL processes that ran forhours down to a few minutes.• Created interfaces for the smart routing project (Big Data)• Designed and developed ETL processes for the Vodacom Voice BiometricsProject.• Created new statistic types for the Vodacom Tobi Chatbot.• Reverse engineered and re-wrote agent statistic types at lower level datain order to replace proprietary GeneSys statistics.• Wrote new interfaces for the new Apex project (manages call centre teamhierarchies for Vodacom) Tunjukkan kurang

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  Pepkor IT(PBT Group)

  Jan 2019 - Jun 2020

  Data Engineer

  Company PBT GroupPosition Google Cloud Certified Professional Data EngineerPeriod July 2016– Jun 2020DutiesConsulting at Pepkor IT (Data and Analytics Team)• Developing generic cloud based reusable frameworks for Pepkor IT clients• Developing Google cloud functions using Python-Developed a generic fileloader that is now used by the entire Pepkor BI team to load files.• PUBSUB Streaming to Bigquery• NOSQL-Datastore• Airflow DAGS• Migration from Oracle to Bigquery• Cloud Dataflow (Apache Beams) Tunjukkan kurang

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  24.com

  Jul 2020 - Jan 2022

  Cloud Data Engineer

  24.com is Media24’s digital media division, 24.com, is a leading African network of populardigital publishing brands and online services across internet, mobile and applications.Duties• Part of the Data Science and Engineering team• Working mostly on the GCP platform• Creating data pipelines for ingesting data from various sources including theEvents service , Google Analytics , Zuora Paywall Software etc.• Make use of appropriate GCP technologies to solve different kinds of problemsand enable the data scientists to perform their duties through providing themwith prepared data.• Leveraging available APIs to push through enriching data to Google Analyticsusing python• Interfacing with other departments using different cloud providers.• Mentoring and supervising junior team members.• Re designing expensive data pipelines. Tunjukkan kurang

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  Azerion

  Jan 2022 - Jul 2024

  Senior Data Engineer

  Azerion is a prominent European company specializing in digital advertising and entertainment. Founded in 2014 and headquartered in Amsterdam, Azerion operates as a comprehensive digital media platform that combines gaming, adtech, and entertainment content.Part of the Gaming BI Team -Building new data pipelines and maintaining existing pipelines both in GCP and AWS Environment-Lead engineer in migrating project (GCP to AWS).(Successful)-Building pipelines using containerised python applications(GKE)-REST APIs-Apache Airflow-Come up with data migration strategy (petabytes)-Data Warehousing (Bigquery and AWS Redshift)-Lambda functions for streaming data-Cloud Cost cutting specialist-Enable game analysts to execute their duties through providing reliable dataTools Used :Python, Airflow , Lambda Functions , Glue,Pyspark ,Kubernetes, Redshift, Bigquery , Git Tunjukkan kurang

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  GoodHabitz

  Jan 2025 - now

  Data Engineer