Senior MariaDB & Cloud Database Architect

NFON AG; Lisboa; Híbrido; EUR 75 000 - 100 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Health insurance

Mental health support

22 vacation days

Hybrid/remote options

Modern office

Device of choice

Learning budget

Snacks and drinks

Family friendly culture

Resumo da oferta

NFON AG in Lisbon is seeking a Senior Database Administrator to help build, optimize, and secure our real-time database platform behind cloud communication solutions. You will design, deploy, and operate MariaDB clusters and drive automation across Kubernetes environments.

You will collaborate with infra, platform, and development teams to ensure reliability for hundreds of thousands of users, with exposure to incident management and on-call rotations and focus on performance, security, and data

Qualificações

• Several years of experience administering MariaDB in highly available production environments.
• Strong expertise in SQL, query optimization, and database performance tuning.
• Experience with PostgreSQL or another relational database system.
• Scripting and automation skills using Bash, Python, or Perl.
• Experience with Infrastructure as Code and automation of operational processes.
• Solid understanding of IT security, compliance, and high-availability concepts.
• Structured and analytical mindset with ownership and collaboration.
• Ideally experience with Kubernetes, Linux (Debian), NoSQL technologies, or distributed systems.

Responsabilidades

• Design, build, and operate highly available database clusters based on MariaDB.
• Develop and maintain backup, recovery, replication, and high-availability strategies.
• Analyze and optimize SQL queries, database performance, and system scalability.
• Automate database and infrastructure operations using Ansible or Terraform.
• Support development teams with database architecture, data modeling, and integration topics.
• Operate databases in virtualized and containerized environments, including Kubernetes.
• Implement and improve database security, compliance, and encryption standards.
• Contribute to incident management and participate in the 24/7 on-call rotation to ensure platform stability.

Conhecimentos

MariaDB HA

SQL

PostgreSQL

Bash

Python

Ansible

Terraform

Kubernetes

Linux (Debian)

NoSQL

Distributed systems

IT security

Compliance

High availability

Ownership & collaboration

Ferramentas

Terraform

Ansible

Kubernetes

Descrição da oferta de emprego

NFON AG in Lisbon is seeking a Senior Database Administrator to help build, optimize, and secure our real-time database platform behind cloud communication solutions. You will design, deploy, and operate MariaDB clusters and drive automation across Kubernetes environments.

You will collaborate with infra, platform, and development teams to ensure reliability for hundreds of thousands of users, with exposure to incident management and on-call rotations and focus on performance, security, and data