Davies Christopher

Senior Database Administrator with 10+ years of experience designing and optimizing enterprise-scale data ecosystems across AWS, Azure, and GCP. Proven track record architecting multi-cloud data platforms, managing 10,000+ databases, and delivering high-performance ETL pipelines, real-time data streaming systems, and AI-driven data solutions. Expert in bridging data architecture and engineering to deliver scalable, resilient, and business-critical data platforms.

DATABASE ADMINISTRATOR / ENGINEERING LEAD at Appzone Group (2021-01 – Present)

Environment: Azure SQL, SQL MI, SQL Server VM, MongoDB, PostgreSQL, BigQuery, Python, Azure DevOps, Kafka

• Architected and governed 10,000+ databases across Azure SQL and hybrid environments.
• Led a team of 10+ DBAs, improving uptime by 26% and reducing incident response time.
• Designed ETL pipelines for SQL Server → MongoDB replication using Azure DevOps and Bitbucket.
• Implemented multi-cloud replication (Azure ↔ AWS) improving data availability and reducing cross-system latency by 21%.
• Built real-time streaming pipelines (Kafka) for low-latency data synchronization across systems.
• Developed automation scripts (Python/PSQL) for data migration, archiving, and operational efficiency.
• Designed predictive analytics models for credit scoring and lending automation.

DATABASE ENGINEER / PLATFORM SPECIALIST at First City Monument Bank (2020-01 – 2021-12)

Environment: Oracle RAC 12c, SQL Server, PL/SQL, Python, Airflow, Data Guard, Always On, RMAN

• Designed high-availability architectures for Oracle RAC and SQL Server supporting core banking systems.
• Built ETL pipelines and Airflow DAGs for enterprise data workflows.
• Implemented HA/DR solutions (Data Guard, Always On, Log Shipping).
• Tuned database performance and managed backups/recovery, improving system uptime and reliability.

DATABASE ENGINEER / ERP SPECIALIST at Plexada Systems (2013-01 – 2020-12)

Environment: Oracle EBS R12, PostgreSQL (Azure), SQL/PLSQL, SSIS, ADF, Kafka, Spark, Linux

• Delivered Oracle EBS R12 database architecture across ERP modules (AP, Inventory, Supply Chain).
• Designed data models, ER diagrams, and integration architecture for enterprise clients.
• Migrated legacy systems to PostgreSQL on Azure and developed ETL pipelines for reporting.
• Built real-time transaction monitoring systems for financial platforms.
• Supported enterprise BI and data platforms using Power BI, Tableau, Kafka, Spark, and cloud technologies.

Post-Graduate Certificate in Big Data Solution Architecture – Conestoga College

B.Sc. in Digital Technology & Innovation – Dublin University of Technology

Higher National Diploma (HND) in Computer Science – Yaba College of Technology