Senior MySQL Engineer

Partnerize empowers marketers with technology built to discover, engage, and convert audiences at scale, all while maintaining brand safety and control.

Partnerize is a partnership channel offering scale and automation on a pay‑for‑performance model, delivering operating leverage necessary for brand survival.

Our commitment to growing partnerships extends beyond clients. Employees embody our core values and are carefully selected to contribute to our culture and business success. We value talent, expertise, and passion, striving each day to hire and retain the best.

At a pivotal point in our tech progression, we’re looking to grow the technical estate, replace existing systems, and scale and develop the platform. This is an exciting time to join the team.

As a Senior Database Engineer (MySQL) – Databases, you will be part of the Technical Operations team, working with business, development, and IT functions. You will design, build, and implement platform solutions and provide training and support to ensure timely issue resolution.

You should have a keen interest in problem‑solving with experience in networking, Linux systems, and system design. You will support and maintain the network, infrastructure, and deliver projects and processes to keep our services available, scalable, and secure. You’ll be involved in support, project delivery, and maintenance activities.

We’re looking for a Senior Database Engineer – Databases with a desire to learn. It’s more about the person and character than the role. We need people who will get excited about taking us to the next stage of evolution and learning new skills along the way.

• Scoping the work coming into the Infrastructure Solutions team and delegating to the team members appropriately.
• Provide primary operational support and engineering for multiple large Databases servicing distributed software applications.
• Measure and optimise new implemented systems performance, with an eye toward pushing our capabilities forward.
• Build software and systems to manage platform infrastructure and applications.
• Improve reliability, quality, and time‑to‑market of our suite of software solutions.
• Partner with development teams to improve services through rigorous testing and release procedures.
• Document procedures, best practices, and troubleshooting steps for knowledge sharing and team collaboration.
• Strong communication skills to work with development teams, product owners, and other stakeholders to ensure database needs are met.
• Deliver large technical projects.
• Act as an escalation for other support teams within Tech Ops.
• Plan, prioritise, and estimate tasks using Jira.
• Experience in mentoring junior DBAs and providing technical leadership on database design, optimisation, and migration strategies.

• Proficiency in MySQL replication (master‑slave, master‑master) and high availability configurations.
• Experience in query performance optimisation, including slow query analysis, indexing strategies, and troubleshooting.
• Strong understanding of schema optimisation to enhance database performance.
• Experience managing MySQL upgrades and schema migrations in production environments, ensuring minimal downtime and data integrity.
• In‑depth knowledge of replication techniques across various technologies to ensure high availability and fault tolerance.
• Experience setting up and maintaining multi‑master replication, geo‑replication, GTID, and disaster recovery strategies.
• Proficient in resolving replication lag, failover issues, and ensuring data integrity across platforms.

• Expertise in Postgre
  
  SQL replication (synchronous, asynchronous), logical replication, and managing replication lag.
• Ability to troubleshoot and resolve slow queries.
• Experience in Postgre
  
  SQL schema optimisation (indexing, partitioning, query rewrites) for efficient data retrieval.
• Solid understanding of upgrades and migrations, including handling major and minor version upgrades and managing extension compatibility.

Demonstrated experience in performing database upgrades…