Production SRE / DBA

We are the innovators at the heart of the payment technology sector, shaping how the world conducts transactions. The solutions our team implements today are the outcomes of the growth of millions of businesses of tomorrow, ranging from your local coffee shop to startups and international banks, from Paris to San Francisco. We have a global presence, spanning all sectors of commerce across the world. Just as we assist our clients in accelerating their business, we are committed to helping our employees accelerate their careers. Together, we are shaping the evolution.

The Opportunity

Worldline is a global leader in the fintech market, with more than three decades of experience. Its footprint gives scale to projects and talents. Innovation is part of our DNA and our diverse community of experts keep anticipating the evolution of commerce worldwide. We are shaping the future of payments.
We are looking for a person who will differentiate our company from its competitors. You will be joining Worldline, a company in full transition to a new era of payments, covering hardware, software and services as tooling for merchants to grow their business.

Part of SREs, automation and industrialization of the databases platform on our internal cloud will fall under your responsibilities. You will be joining a small SRE team in charge of PostgreSQL as a service. After a training period about our products and services, you will work on many layers of the infrastructure not limited to the database, such as storage, system, network… offering a large technical panel to learn and play around with. You will be in charge of the infrastructure aspects of databases, not of the applicative ones.

Day-To-Day Responsibilities

• Maintain Operational Conditions.
• Daily run.
• Ensure PITR is possible at any time on any database on predefined retention periods.
• Ensure Service quality (infrastructure & engine performances, availability, access, high availability, SLA…).
• Bug/fixes and features development on our puppet and ansible modules.
• Execute changes in production.
• Compliancy to PCIDSS requirements.
• Documentation writing around our tools and processes.
• Onduty 24/7 for at least a week per month.
• Frequent out of business hours operations (at least once a week).

Mandatory Skills:

• Fluent English (written and spoken)
• Bachelor's degree in Computer Science, Engineering, or equivalent professional experience
• Over 3 years of production experience with PostgreSQL 13+, including clustering, engine tuning, streaming replication, and backups/PITR
• Proficient in scripting (at least Bash; Python and/or Go preferred)
• Skilled in designing Service Level Indicators for proactive SRE management
• Strong ability to debug, optimize code, and automate routine tasks
• Experience developing and implementing cloud concepts and provisioning using Infrastructure as Code (IaC) tools (e.g., Terraform)
• Knowledge of DevOps best practices and CI/CD methodologies
• Comfortable operating in Linux environments and working with multi-DC setups
• Familiar with CLI environments and tools such as Git and Puppet
• Analytical mindset with excellent problem-solving abilities; rigorous and meticulous
• Ability to work under high pressure with a focus on service and customer-centric solutions
• Open-minded, self-starter with a collaborative team spirit and commitment to transparency
• Awareness of current trends and developments in database administration

Nice To Have

• Knowledge of pacemaker/corosync
• Comfortable with terraform, ansible
• Ability to manage create metrics and dashboards with Grafana
• Log management with ELK and/or Loki
• Experience on both On prem + cloud)
• Understanding network protocols (IP, DHCP, DNS, BGP, Load balancing, clustering, …)
• Docker

As a future Worldliner, you will have the chance to be at the heart of a large international technology group.

In addition to this, you will also:

• Be part of a company driven by a strong desire to do good and recognized as one of the top 1% of sustainable companies across all sectors worldwide.
• Work with inspiring colleagues and have the opportunity to learn, grow, and accelerate your career (access to an e-learning training platform).
• Benefit from a wide range of advantages, including:
• 32 days of paid vacation (Additional vacations by seniority)
• 50% reimbursement of public transport costs.
• An active works council (evenings, trips, cultural and leisure subsidies, etc.).
• Participation in sports events (Corporate Games, races, etc.).
• Remote work agreement.
• Health insurance and additional coverage.

Shape The Evolution

We are moving toward new frontiers in technology and are looking for bold thinkers to join our journey. People with passion, a positive attitude, and a desire to learn and grow. Here, you will work with ambitious colleagues from around the world, tackle unique challenges together, and have a real impact on society. With our supportive culture, solid technology, and numerous training opportunities, we will help you accelerate your career, wherever you decide to go. Join our global team of over 18,000 innovators across more than 40 countries and shape a future that belongs to you.

Learn more about life at Worldline at careers.worldline.com.

We are proud to be an Equal Opportunity Employer. We do not discriminate based on religion, skin color, national origin, gender (including pregnancy, childbirth, or medical conditions), sexual orientation, gender identity, gender expression, age, disability status, or any other legally protected characteristic.