About the Position

DBA Engineer (PostgreSQL and MariaDB/MySQL)

Mayflower is a technology company building high-load 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.

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.

Requirements

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 with HA solutions for PostgreSQL (Patroni, PgBouncer), MariaDB (MaxScale, Galera).
Experience troubleshooting replication lag, deadlocks, locking issues, and transactional workloads.
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.

Nice to Have

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.

We Offer

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 (Cyprus): 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.

DBA Engineer (PostgreSQL and MariaDB/MySQL)

Job description