DBA Engineer (PostgreSQL and MariaDB/MySQL)

Mayflower is a technology company building highload products used by millions of people worldwide. Operating at the scale of one of the world's top-50 websites, we solve complex engineering challenges and create solutions that power real-time entertainment for a global audience.

We are looking for an experienced Database Infrastructure Engineer to join our Infrastructure team. Our goal is to ensure the reliability, scalability, security and performance of high-load relational database systems. The primary focus of this role is the administration and optimization of PostgreSQL and MariaDB clusters, automation via IaC, and the development of reliable HA/DR solutions.

Job Responsibilities

• Database Cluster Management: Deploy, administer, upgrade, and scale PostgreSQL and MariaDB clusters in high-load production environments;
• High Availability & Disaster Recovery: Design and maintain HA solutions, replication topologies, failover/switchover, backup/restore , and DR plan;
• Infrastructure as Code: Fully automate provisioning and configuration management using Terraform and Ansible;
• Performance Tuning: Analyze query execution plans, optimize indexes and database parameters, investigate locking and replication lag, and tune Linux kernel parameters for specific workload profiles;
• Observability: Configure monitoring, dashboards, logging, alerting, and SLOs for database services;
• Troubleshooting: Investigate incidents, analyze logs and metrics, identify performance bottlenecks, and participate in on-call activities;
• Automation: Develop tools and scripts for routine operations, health checks, failover validation, maintenance, and database lifecycle management.

You’ll thrive here if you have

• Experience: 3+ years as a DBA, DBRE, DevOps Engineer, or System Administrator with a strong focus on production relational databases;
• Deep understanding of PostgreSQL/MariaDB architecture and internal database processes;
• Building PostgreSQL/MariaDB high-availability architectures, replication, backup and performance tools;
• Experience HA soultions for PostgreSQL (Patroni, PgBouncer), MariaDB (MaxScale, Galera);
• Experience troubleshooting replication lag, deadlocks, locking issues, and transactional workloads;
• Hands-on experience testing failover scenarios and performing recovery from backups;
• Strong SQL and query optimization skills, analyze and profiling queries.

IaC & Automation:

• Strong proficiency in Terraform, including writing reusable modules and managing state files;
• Experience writing complex Ansible roles and playbooks.

Linux:

• Deep knowledge of Linux internals, filesystems, CPU, memory, disk I/O, networking, and kernel tuning for database workloads.

Observability:

• Experience with Prometheus/VictoriaMetrics, Grafana, and the ELK stack.

Scripting:

• Proficiency in Python or Bash for automation and operational tooling.

Big Plus:

• Kafka & Debezium: Experience configuring CDC pipelines from PostgreSQL or MariaDB using Debezium and Kafka Connect;
• Kubernetes & Helm: Experience running stateful database workloads in Kubernetes, including database operators;
• Cloud Platforms: Experience with managed database services and cloud infrastructure;
• Analytical & NoSQL Databases: Knowledge of ClickHouse, MongoDB, Redis or other distributed data platforms;
• Security: Experience with database access control, TLS, secrets management, auditing, and encryption;
• Programming: Experience supporting applications written in Java, Go, Python, or similar languages.

Conditions

• EU-based employment contract and a 3-year Cyprus work visa with full support for your relocation and visa processes, including assistance for your family.
• EU passport. Opportunity to obtain an EU passport after 4 years of residence
• Full relocation package: flights to Limassol for you and your family, a company-covered apartment for the first month, and full relocation support to make your move smooth and hassle-free.
• Provident fund (Cypus): a long-term savings plan co-funded by you and the Company together (available after probation) that grows throughout your time with us in Cyprus.
• Transparent performance reviews twice a year, with bonus opportunities and salary adjustments.
• Private medical insurance for you and your family
• Corporate mobile plan (unlimited in Cyprus with roaming included)
• Mindfulness & well-being support, including psychological assistance with 50% coverage.
• 50% coverage of school and kindergarten fees for your children.
• Fully covered sports benefits, and also access to in-house electric scooters and bike rentals
• Professional growth support: language courses, conferences, training programs, and coaching.
• Peer recognition program: receive and share kudos for great work.
• A fully equipped office in Limassol’s city center, with everything you need for deep work and collaboration.
• Free breakfasts and lunches in the office and an in-house coffee bar with high-quality drinks and a health bar stocked with nutritious snacks.
• A strong engineering culture: international teams, corporate events, team buildings, and hackathons — because great work happens in great communities.

Recruitment process

• HR interview (45 minutes);
• Technical interview (1.5 hour);
• Final interview (1 hour);
• Recommendations check;
• Job Offer.