Stateful Services Lead: Scale Reliable DB Infra

Diabolocom; Paris; Hybrid; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Lunch vouchers

Navigo reimbursement

Job summary

Diabolocom is seeking a Stateful Services Lead in Paris to own the reliability, scalability and evolution of our stateful data stores. You will lead 50+ PostgreSQL instances, guide migrations without downtime and collaborate with SRE and software teams to build robust data architectures.

The role requires deep hands-on experience with PostgreSQL, ClickHouse and distributed systems, plus a pragmatic mindset for scaling on-premise infrastructure and driving operational excellence.

Qualifications

• Strong hands-on DBA/Database Engineer experience with PostgreSQL.
• Production experience with ClickHouse or similar.
• Experience operating databases at scale including upgrades, migrations, replication and backups.
• High availability, failover, replication and disaster recovery practices.
• Experience with on-premise infrastructure and bare-metal environments.
• Solid system design skills for scalability, reliability and performance.
• Collaborates with software development teams to build reliable data architectures.
• Experience mentoring engineers and growing technical leadership.

Responsibilities

• Own reliability and day-to-day operations of stateful services, including PostgreSQL, ClickHouse, Redis, RabbitMQ and Kafka/Redpanda.
• Lead design, evolution and scaling of database infrastructure with 50+ PostgreSQL instances.
• Enable maintenance, upgrades and migrations without service disruption.
• Improve HA, replication, backup/restore and disaster recovery across stateful systems.
• Collaborate with SRE, infrastructure and development teams to ensure reliable operation.
• Investigate and solve performance, scalability and reliability issues across databases and distributed systems.
• Establish processes and practices to run stateful services reliably at scale.
• Stay hands-on and own technical depth within a leadership role.

Skills

PostgreSQL

ClickHouse

Databases at scale

High availability

Distributed systems

On-premise infra

System design

Team leadership

English fluent

Hands-on mindset

Leadership depth

Tools

Kafka

RabbitMQ

Redis

ClickHouse

Job description

Diabolocom is seeking a Stateful Services Lead in Paris to own the reliability, scalability and evolution of our stateful data stores. You will lead 50+ PostgreSQL instances, guide migrations without downtime and collaborate with SRE and software teams to build robust data architectures.

The role requires deep hands-on experience with PostgreSQL, ClickHouse and distributed systems, plus a pragmatic mindset for scaling on-premise infrastructure and driving operational excellence.