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Database Administrator
Job Posted: 4 days ago
Salary: £ 450 - 500 / Annum
Job Type: Contract
Location: London
Expire in: 24 days
Job Description
Bachelor's Degree in Information Technology, Computer Science, Computer Engineering, or equivalent
* Proven experience as a MongoDB DBA or similar role (4+ years recommended)
* Strong understanding of MongoDB architecture, including sharding, replication, and indexing
* Experience working with MongoDB Atlas or self-managed clusters
* Proficiency with Linux systems and shell scripting
* Familiarity with monitoring tools and performance tuning techniques
* Experience with backup and disaster recovery processes
* Review the current Debezium deployment architecture, including Oracle connector configuration, Kafka integration, and downstream consumers.
* Analyze Oracle database setup for CDC compatibility (e.g., redo log configuration, supplemental logging, privileges).
* Evaluate connector performance, lag, and error handling mechanisms.
* Identify bottlenecks, misconfigurations, or anti-patterns in the current implementation.
* Provide a detailed report with findings, best practices, and actionable recommendations.
* Optionally, support implementation of recommended changes and performance tuning.
Skills :
* 4 + years of experience as a MongoDB DBA in production environments
* Deep expertise in MongoDB architecture, including replication, sharding, backup, and recovery
* Strong hands-on experience with Debezium, especially the Oracle connector (LogMiner).
* Deep understanding of Oracle internals relevant to CDC: redo logs, SCNs, archive log mode, supplemental logging.
* Proficiency with Apache Kafka and Kafka ecosystem tools.
* Experience with monitoring and debugging Debezium connectors in production environments.
* Ability to analyze logs, metrics, and connector configurations to identify root causes of issues.
* Strong documentation and communication skills for delivering technical assessments.
Edge :
* MongoDB Certified DBA Associate or higher.
* Exposure to containerized environments (Docker, Kubernetes) and Infrastructure as Code (Terraform, etc.).
* RedHat Certifications concerning Kafka or DebeziumBefore You Apply
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