Staff Site Reliability Engineer (x/f/m)

Your Impact We are looking for a Staff Site Reliability Engineer to join our SRE team dedicated to platform reliability within Platform Engineering. Your mission will be to act as a technical leader driving Doctolib's reliability and scalability at a European scale, ensuring our platform remains reliable, debuggable, and resilient across infrastructure, observability, and cross-cutting reliability initiatives. You will play a pivotal role in a team driving reliability standards across 170+ applications, contributing directly to supporting 520,000 health professionals and 90 million patients in their daily healthcare journey. This role sits at the intersection of infrastructure, developer experience, and product engineering. You'll act as a technical leader and strategic partner to SREs, software engineers, and product teams, guiding decisions, mentoring engineers, and driving cross-cutting initiatives that elevate our operational maturity. What you'll do Your responsibilities include but are not limited to: Lead large-scale cross-cutting reliability initiatives across the platform, spanning infrastructure automation, observability, and incident management Identify and drive improvements to incident detection, response, and postmortem analysis capabilities Define and evolve SLOs, error budgets, and alerting standards across multiple product teams Take part in the on-call rotation, and actively contribute to improving our on-call experience by refining alerting, reducing noise, and ensuring actionable telemetry Serve as a mentor and technical coach to senior engineers, helping elevate the craft of reliability engineering across the company Influence strategic decisions by providing technical guidance to leadership and representing reliability engineering in architectural reviews and platform discussions Partner with software engineering teams to embed reliability practices early in the development lifecycle Who you are Before you read on: if you don't have the exact profile described below, but you feel this job description matches your skill set, we still encourage you to apply. You'll be a great fit if you: Have extensive experience (8+ years) in SRE, platform engineering, or infrastructure roles within a large-scale, multi-team production environment Have proven experience with cloud platforms such as AWS, GCP, or Azure Have strong experience with containerization and orchestration technologies, Kubernetes is a must, its deployment and scaling strategies ecosystem Have implemented and operated SLIs, SLOs, and error budgets in production Have experience managing on-call rotations and leading incident response in high-stakes environments Have a strong systems engineering background with fluency in at least one backend programming language (e.g., Go, Python, Ruby) Have a proven ability to lead through influence: setting technical direction, driving consensus, and mentoring engineers across teams Are comfortable balancing long-term architecture work