Arinze E.
Data Engineer
Arinze is a seasoned Data Engineer with over eight years of diverse experience across the Banking and Finance, Telecommunications, and Manufacturing sectors.
His notable achievements include designing a robust data pipeline utilizing Spark on Python. This pipeline facilitated in-depth analysis of customer loan history data sourced from an Oracle database, directly contributing to a remarkable 20% profit surge for the organization.
Arinze's dedication and exemplary work ethic have earned him recognition as the most committed and hardworking employee within the Database unit at Zenith Bank. With a proven track record of delivering impactful solutions, Arinze is poised to drive innovation and business success in his field.
Main expertise
- Apache Hive 6 years
- Apache Kafka 5 years
- Apache Spark 6 years
Other skills
- Azure 3 years
- Apache Airflow 2 years
- Google Cloud 1 years
Selected experience
Employment
Head Database Administrator
Unity Bank Plc - 3 years 1 month
- Define and maintain the architectural frameworks/patterns, processes, standards, and guidelines related to systems, business, and data architecture.
- Developed and established high-level data flow diagram, data standards, and naming conventions and evaluated the consistency and integrity of the model and repository.
- Created data mapping documents to move data from various sources into Microsoft Azure.
- Creating new enterprise data designs for transactional (OLTP) systems and data warehouses.
- Developed and implemented migration and upgrade procedures for databases.
Technologies:
- Technologies:
- Apache Kafka
- Python
- Oracle
- MSSQL
- PostgreSQL
- AWS
- Cassandra
- Google Cloud
- Azure
Data Engineer/Analyst Remote
Farco Photo Ind Ltd - 2 years 8 months
- Constructed product-usage SDK data using PYSPARK, Scala, Spark SQL, and Hive context in partitioned Hive external tables maintained in AWS S3 location for reporting, data science dashboarding, and ad-hoc analyses.
- Used Spark and Scala to develop machine learning algorithms that analyze click stream data.
- Developed pipelines to pull data from Redshift and send it to downstream systems through S3 and performing Sftp.
- Responsible for support data transfer, import-export, reports, user queries, and problems.
- Gathered and analyzed the data requirements and designed a database solution for an engagement that replaced several legacy mainframe systems.
- Acquire data from transactional source systems to the data warehouse (typically using Python, Spark, Amazon EMR, or Amazon Kinesis).
- Experience designing DAGs using Apache AirFlow/Luigi/AWS Data Pipeline.
- Used Apache Airflow to orchestrate the data pipeline.
Technologies:
- Technologies:
- Apache Spark
- Python
- Oracle
- MSSQL
- PostgreSQL
- Azure
- Apache Airflow
Senior Database Administrator
Zenith Bank Plc - 5 years 9 months
- Performing Full, Log, Differential, and Tail of the log backup on Full and Bulk-logged Recovery Models.
- Installation and Configuration of Microsoft SQL server Always On High Availability 2012, 2014, 2016, and 2019.
- Installing and configuration of Oracle Database 11g,12c, and 19c.
- Installation and configuration of Postgres 10 and 11 on Linux Red Hat.
- Deploying new instances of SQL Server to Windows Clusters, Virtual Machines on Premise and Azure, and new SQL Azure instances.
- Build, configure, and maintain replication on MySQL Server, HBase, and MongoDB servers.
Technologies:
- Technologies:
- Oracle
- MSSQL
- PostgreSQL
- Cassandra
- Azure
- Microsoft Power BI
- Tableau
Education
BSc.Information and communication engineering.
Covenant University · 2008 - 2014
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