Debezium Architect

CHAMP Cargosystems UK Ltd; England; On-site; GBP 50,000 - 70,000; Full time

Job summary

A leading cargo management solutions provider in the UK seeks an experienced MongoDB DBA. The ideal candidate will have over 4 years of experience managing MongoDB architectures and strong expertise in Debezium and Oracle databases. You will work with a diverse team developing innovative cargo management applications. This is an opportunity to solve technical challenges and grow professionally in a dynamic environment.

Benefits

Learning tools and opportunities for growth

Impact on project direction

Diverse international team environment

Qualifications

• 4+ years of experience as a MongoDB DBA in production environments.
• Strong understanding of MongoDB architecture including sharding and replication.
• Experience with backup and disaster recovery processes.

Responsibilities

• Manage MongoDB architectures and ensure performance tuning.
• Evaluate connector performance and identify misconfigurations.
• Analyze Oracle database setups for CDC compatibility.

Skills

MongoDB DBA

Linux systems

Debezium

Oracle database

Apache Kafka

Education

Bachelor's Degree in Information Technology, Computer Science, Computer Engineering

Tools

MongoDB Atlas

Docker

Kubernetes

Job description

Who we are

CHAMP Cargosystems is building systems that power the business of cargo airlines all over the world providing solutions for the whole cargo management chain including reservation and booking management, revenue, handling & customs declaration and balancing the weight of the cargo inside the plane.

What we do

We are currently in the process of building the next generation of cargo management applications using modern and widely used technologies and we are looking for motivated people to join our team of interdisciplinary developers.

What we currently use

• Backend services with Java, Spring Boot, Web Services, Mongo DB
• Integration with existing core Java Cargo applications via REST APIs
• Frontends with Angular and Ionic framework for mobile apps
• Deployment to Linux servers, private datacenters, AWS, using Ansible & Maven
• Continuous integration with Gitlab/Bamboo
• Scrum to organize ourselves

What we expect from you

• 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

What we require from you

• 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

What could give you an edge

• MongoDB Certified DBA Associate or higher
• Exposure to containerized environments (Docker, Kubernetes) and Infrastructure as Code (Terraform, etc.)
• RedHat Certifications concerning Kafka or Debezium

What you can expect from us

• Working environment, learning tools and opportunities to grow your technical and professional career
• The possibility to have an impact on the direction to take
• Technical challenges to solve
• The opportunity to work within an interesting industry
• To work with people from many different countries

• The selected candidate may be subject to the provision of an up-to-date (not older than 3 months) criminal record certificate.
• Security: the successful candidate will have to comply with CHAMP Security Requirements (including but not limited to CHAMP’s IT Security Policies, especially the ISMS Policy and the Acceptable Use Policy, mandatory courses, confidentiality and data protection, use of company assets, and incident reporting).

CHAMP Cargosystems is an equal opportunity employer and prohibits discrimination and harassment of any kind. We are committed to the principle of equal employment opportunity for all employees and to providing employees with a work environment free of discrimination and harassment. All employment decisions are based on business needs, job requirements and individual qualifications, without regard to race, ethnic background, religion or belief, family or parental status, or any other status protected by the laws or regulations in the locations where we operate.

Please note that any personal data that you submit along with your application will be processed by CHAMP and may be processed by any of its global entities as necessary. These data will be treated in strict compliance with the applicable data protection legislation (i.e. the Law of 2 August 2002 on the protection of individuals with regard to the processing of personal data, as amended, and Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016, - the GDPR -, which entered into force on 25 May 2018, as well as any other subsequent regulation). Please follow the link to the CHAMP Candidates Privacy Notice for further information.