Senior SRE - DevOps Engineer - H/F

Prose is seeking a Senior SRE - DevOps Engineer to build, maintain and optimize our infrastructure and platform operations. In this role, you will maintain operational excellence, reduce technical debt, and optimize our systems. You will play a pivotal role in ensuring the stability, scalability, and security of our platform while mentoring and managing a team of engineers.

This role is an opportunity to lead and inspire a team while driving the success of Prose's infrastructure and development practices. If you are passionate about technical leadership, operational excellence, and reducing technical debt, we'd love to hear from you.

You will join a small, collaborative team (3 people) responsible for developer experience, platform management, best practices, and FinOps. Together, you'll focus on optimizing infrastructure costs, improving CI/CD, strengthening monitoring and alerting, and partnering closely with engineering and data teams to ensure seamless platform operations., * Core Responsibilities: *

• Implement and maintain observability (metrics, logs, traces, alerts).
• Manage infrastructure as code (Terraform, ArgoCD) and multi-environment clusters securely.
• Ensure cost-efficient scalability, disaster recovery, and secure networking.

• CI/CD & Developer Experience:

• Maintain GitOps/CD pipelines, reusable Helm/Kustomize templates, and artifact security.
• Improve build efficiency and create self-service tools and "golden paths" for safe deployments.

• GCP Infrastructure Management:

• Oversee projects, IAM, budgets, GKE clusters, and cloud service integrations.
• Manage network security, connectivity, and cost tracking.

• Observability & Incident Management:

• Standardize alerts, playbooks, and postmortems.
• Optimize logging/monitoring and lead post-incident reviews.

• Governance & Mentorship:

• Define infra governance (RFCs/ADRs) and document patterns.
• Mentor developers on cloud-native design, scalability, and reliability.

Technical environment

• Cloud provider(s): GCP
• Infras-as-Code: Terraform/Opentofu, Helm
• Programming: Bash, Python, Go
• CI/CD: GitlabCI, ArgoCD, (Spacelift / Terrateam / Terramate)
• Observability: Datadog, Sentry, Grafana, Prometheus
• Databases: PostgreSQL, MySQL, Redis, Elasticsearch
• VCS: Gitlab (self-hosted), Github
• Mics.: Rundeck, Argo Events, Argo rollouts , Cypress Cloud, Serverless, Meet Arthur (VP engineering) and Bastien (Sr Devops) in person. They'll introduce you to the Tech team, our projects, and how we work day to day.

3. Live Technical Assessment - 2 hours (On-site)

Led by Bastien (Sr Devops) and Ivica (VP technology). You'll receive 3-4 diagrams of our stack in advance to prepare. We'll walk through a live practical exercise simulating a real-world scenario from our environment. We'll look at your reasoning, problem-solving process, and ability to communicate clearly under realistic conditions.

4. Final Interview - 45 min (Zoom or On-site)

Meet Nicolas (CTO) for the final conversation., Our strength as a group will outlast our efforts as individual contributors. With offices across countries (and across boroughs) staying inventive and agile deepens our clear vision and consistent communication.

We stay in a spirit of entrepreneurial collaboration: We do not have consensus at all times, but we trust one another to work toward our common goals. Our success is an expression and result of our progressive and gratifying teamwork.

Driven, Together

We value ownership and coaching that encourages employees to think constructively and creatively about the business. We view employees as leaders and individuals who are accountable, resourceful and responsible. Anyone and everyone is encouraged to lead.

We recognize that in order to continue thinking one step ahead, we will need to try new things. We strive to provide an open environment that accepts this truth making space for new ideas to emerge.

Do you have experience in Terraform?, * Curious and eager to stay up to date with new technologies

• Open to discussion, collaboration, and constructive challenges

• A clear communicator who can explain complex topics simply across teams

• Analytical and able to identify, summarize, and prioritize key issues

• Proactive and solution-oriented, * Strong expertise of GCP (or AWS), Cloud architecture, Terraform, Helm and ArgoCD.

• Demonstrated abilities to address and reduce technical debt while maintaining operational excellence. And handle incident management.

• Experienced with creating, maintaining and optimizing CI/CD pipelines, and administrating self-hosted GitLab installations. As well as Datadog administration (LGTM or similar also accepted).

• Good knowledge of Observability (monitoring, alerting, logs, traces, SLO/SLA, …) and programming (code review, pair programming, design patterns, architecture, …) practices.

• Good communication skills in both French and English, with the ability to write clear technical documentation

• Competitive base salary - 70-75K€ based on xp
• Variable bonus up to 10% based on company and individual performance
• BSPCE program

Health & Wellness

• 100% coverage of health insurance and life/disability plan (including dependents)
• Access to sports and cultural activities with an €80/month allowance

️ Lifestyle & Perks

• Standard French benefits: Swile meal vouchers, transport allowance, and Syntec vacation bonus
• €150 worth of personalized Prose products each year
• €80 "Friends & Family" credit to share Prose with your loved ones

Prose is truly custom hair and skin care made-to-order-just for you. Our line of custom products are made by an in-house, Paris-based R&D team of gifted chemists who combine natural ingredients in innovative ways alongside dermatologists, giving consumers clean skin care, hair care and impeccable results. At the heart of Prose's success is Singular, its proprietary AI-powered beauty-tech platform, which has revolutionized personalized beauty at scale. Marrying a technology-driven approach with an apothecary-style concept, all Prose hair and skin care products are personalized to your one-of-a-kind hair, skin, goals and environment. We're a company that wants to change beauty practices, so we're changing the way beauty companies practice. As a certified B Corporation, a Public Benefit Corporation and Climate Neutral, we're proving that good business is always sustainable. With Prose, there's nothing sacrificed to bring you great products-not trees, materials, wages, or performance. Prose & Singular in Numbers * Founded in 2017, with hubs in Paris, New York, and Los Angeles * 10M+ consultations completed * 2M customers and 350K active subscribers * 21M custom products made, with 1M+ unique formulas * 350+ team members across disciplines * $600M+ in lifetime sales, with $165M+ revenue in 2024 * Profitable since 2024