Senior Data Infrastructure Engineer (m/f/d)

Ratepay GmbH; Berlin; Hybrid; EUR 65.000 - 85.000; Vollzeit

Zusammenfassung

A leading payment solutions provider in Berlin is seeking an experienced Data Infrastructure Engineer to ensure the reliability and performance of their data infrastructure. Responsibilities include managing cloud-based databases like PostgreSQL and DocumentDB, automating configurations with Terraform and Python, and enhancing data management systems. Ideal candidates will have hands-on experience with AWS and strong technical skills in database performance tuning. The role offers flexible working hours and various personal development opportunities.

Leistungen

Flexible working hours

Work remotely (up to 60 days per year)

28 vacation days per annum

Pension plan

Medical extras

Monthly lunches

Learning and development

Gym memberships and fitness

Dog-friendly office

Qualifikationen

• Deep technical ownership and performance tuning of critical database workloads.
• Operate cloud‑native databases with security, HA, and observability.
• Automate infrastructure deployment and ensure reproducibility.

Aufgaben

• Operate, maintain, and enhance PostgreSQL, DocumentDB, and ElastiCache in AWS.
• Support automation of database provisioning and configuration using Terraform and Python.
• Create, manage and maintain the terraform modules for data infrastructure related component.
• Manage and maintain Apache Airflow.
• Monitor, troubleshoot, and improve database performance.

Kenntnisse

PostgreSQL

AWS

Terraform

Apache Airflow

Tools

DocumentDB

ElastiCache

Python

Microsoft SQL Server

Jobbeschreibung

Your Mission

At Ratepay, we are dedicated to revolutionizing the world of digital payments. Established in 2009, we have grown to become Europe's leading white‑label Buy Now Pay Later payment provider, processing over 2.5 million transactions per month. Our diverse team of 200+ professionals collaborate to create customized, state‑of‑the‑art payment solutions for major online retailers and marketplaces.

Ratepay is seeking an experienced Data Infrastructure Engineer with a strong background in cloud‑based database systems, including PostgreSQL, DocumentDB, ElastiCache, and automation with Terraform and Python. In this role, you will ensure the reliability, scalability, and performance of our data infrastructure as platform usage grows, while standardizing backups, supporting schema changes, optimizing performance, maintaining Terraform modules, maintaining and migrating Airflow, as well as expanding expertise in Microsoft SQL Server.

Your Key Responsibilities

• Operate, maintain, and enhance PostgreSQL, DocumentDB, and ElastiCache in AWS.
• Support automation of database provisioning and configuration using Terraform and Python.
• Create, manage and maintain the terraform modules for data infrastructure related component.
• Manage and maintain Apache Airflow.
• Monitor, troubleshoot, and improve database performance.
• Own backup and recovery strategies and manage production upgrades.
• Collaborate with product teams on schema design, queries, and data migrations.
• Participate in on‑call rotations and incident response.
• Document operational procedures and train internal stakeholders.
• Learn and support Microsoft SQL Server to widen internal capability.

That's What You Bring Along

Must‑have skills:

• PostgreSQL (Deep technical ownership and performance tuning of critical database workloads)
• AWS (Operate cloud‑native databases with security, HA, and observability)
• Terraform (Automate infrastructure deployment and ensure reproducibility)
• Experience working with Apache Airflow

Nice‑to‑have skills:

• DocumentDB, ElastiCache (Operate, maintain, and enhance in AWS)
• Python (Scripting for automation, monitoring, and dev tooling)
• Microsoft SQL Server (Grow support capabilities for Windows‑based workloads)
• CI/CD for DB changes (Improve deployment velocity and safety)
• Snowflake experience
• Monitoring (e.g. CloudWatch,Datadog for proactive performance tuning and incident alerting)
• On‑call experience (Operate in a 24/7 support model with reliability focus)

We are looking for candidates based in Germany. Unfortunately, we are currently unable to support visa or relocation processes.

That's How Working With Us Will Be

We're more than just a workplace –we're a vibrant community of innovators, collaborators, and visionaries who love what we do and reward those who work with us. Here, your career isn’t just a job. It's an opportunity to thrive, learn, and make a difference. Take a look at these great personalised benefits of working at Ratepay.

• Flexible working hours.
• Work remotely (up to 60 days per year).
• 28 vacation days per annum.
• Financial security including Pension plan
• Medical extras (Eye examination etc.)
• Monthly lunches.
• Learning and development (Access to various self‑development platforms such as language learning and skills enhancement).
• Health & wellbeing.
• Gym memberships and fitness.
• Ratepay community: Our office has a floor which is dog‑friendly. So, bring your awesome pet to work when needed.

Equal Opportunities & Diversity

We value our diversity and welcome everyone to our team. Regardless of ethnic and social background, religious beliefs, worldview, gender, sexual orientation, physical and mental limitations, age, marital status, educational background and nationality. With over 200 employees and 40 different nationalities, we take our values seriously. These include ownership, growth, integrity, collaboration, customer‑centricity and inclusion.