Senior ML Ops (x/f/m)

Doctolib GmbH; Paris; Hybride; EUR 90 000 - 130 000; Plein temps

Avantages offerts par ce poste

Health insurance

25 days annual vacation

Mental health support

Lunch vouchers

Transport subsidy

Relocation support

DoctoGrowth program

Résumé du poste

Doctolib is seeking a Senior MLOps Engineer to scale the ML Platform across Europe. You will build production ML pipelines, deploy models with robust CI/CD, and develop tooling to accelerate end-to-end ML workflows.

Collaboration with data scientists and cross-functional teams is essential to ensure reliable, scalable AI services that improve patient care. The role emphasizes hands-on cloud, ML frameworks, and strong communication, with a hybrid Paris-based setup and a focus on delivering impact

Qualifications

• Proficient in Python, SQL, Shell Scripting, and Terraform, with hands-on experience containerizing ML pipelines with Docker.
• Solid knowledge of cloud platforms, especially AWS SageMaker, EC2, ECS, S3, and CloudWatch (or Azure equivalents).
• Hands-on experience with Deep Learning frameworks, preferably PyTorch.
• Excellent communication and collaboration skills, with ability to document and share knowledge.
• Fluent in English.

Responsabilités

• Build and deploy production-grade ML models in collaboration with data scientists and engineers.
• Design and maintain the MLOps pipeline, including version control, CI/CD, and monitoring in production.
• Develop tools and best practices to streamline model development and deployment lifecycle.
• Ensure availability and performance of ML systems, proactively addressing issues.
• Partner with cross-functional teams to gather requirements and guide end-to-end ML solutions.
• Share MLOps knowledge across the tech community and document standards.

Connaissances

Python

SQL

Shell scripting

Terraform

ML pipelines

Communication

English

Outils

Docker

Kubernetes

ArgoCD

Kafka

AWS SageMaker

PyTorch

Langchain.js

Description du poste

Set a new pulse for healthcare! We are looking for a Senior MLOps Engineer to join the ML Platform team. Your mission will be to build and scale the infrastructure that brings machine learning to life at Doctolib — powering AI-driven solutions that improve the daily experience of care teams and patients across Europe. You will work in a cross‑functional team developing the ML platform and tooling that underpins Doctolib's AI products, contributing directly to faster, more reliable deployment of models that have a real impact on healthcare delivery. Working in the tech team at Doctolib means building innovative products and features to improve the daily lives of care teams and patients.

What you'll do

Your responsibilities include but are not limited to:

• Build and deploy production‑grade machine learning models in close collaboration with data scientists and engineers, ensuring performance, scalability, and reliability
• Design and maintain the MLOps pipeline, including version control, CI/CD, and monitoring of ML models in production
• Develop tools, frameworks, and best practices to streamline the model development and deployment lifecycle
• Ensure the availability and performance of ML systems, proactively identifying and resolving issues before they impact users
• Partner with cross‑functional teams to gather requirements, provide technical guidance, and contribute to the development of end‑to‑end ML solutions
• Share and advocate MLOps knowledge across the tech community, documenting processes, standards, and best practices to drive consistency and knowledge transfer

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:

• Are proficient in Python, SQL, Shell Scripting, and Terraform, with hands‑on experience building and containerizing ML pipelines with Docker
• Have solid knowledge of cloud platforms, particularly AWS services such as SageMaker, EC2, ECS, S3, and CloudWatch (and/or Azure equivalents)
• Have a good understanding of machine learning algorithms, concepts, and trends, including hands‑on experience with Deep Learning frameworks — preferably PyTorch
• Have excellent communication and collaboration skills, with the ability to work effectively in cross‑functional teams and produce clear technical documentation
• Have a strong team spirit, a genuine enthusiasm for learning, and a proactive sense of initiative
• Are fluent in English

It would be fantastic if you:

• Have experience with Kubernetes, GitOps tools (e.g. ArgoCD), and/or Kafka
• Have experience with ML model quantization, optimization, and HuggingFace technologies (Transformers, Accelerate, PEFT)
• Have experience with JavaScript/TypeScript and browser‑based model deployment (transformers.js / langchain.js)

Life at Doctolib Tech

Our solutions are built on a single fully cloud‑native platform that supports web and mobile app interfaces, multiple languages, and is adapted to country and healthcare specialty requirements.

Our stack is composed of Rails, TypeScript, Java, Python, Kotlin, Swift, and React Native. We leverage AI ethically across our products to empower patients and health professionals. Discover our AI vision here.

Want to learn more about our tech culture and environment? Visit the Doctolib Tech site.

What we offer

• Free comprehensive health insurance (basic package) for you and your children
• 25 days of paid vacation per year, plus up to 14 days of RTT
• Free mental health and coaching services through our partner Moka.care
• Work from abroad for up to 10 days per year thanks to our flexibility days policy
• Lunch vouchers (Swile card) worth €8.50 per working day, with €4.50 covered by Doctolib
• A subsidy from the work council to refund part of the membership to a sport club or a creative class
• 50% reimbursement of your public transport subscription
• ParentCare Program: Enjoy full salary coverage (100%) during your first month of birth leave and 75% during the second, covered by Doctolib
• Enrollment in Doctolib's long‑term employee value sharing plan called DoctoGrowth
• For caregivers and workers with disabilities, a package including an adaptation of the remote policy, extra days off for medical reasons, and psychological support
• Relocation support in case of international mobility
• Access to the best AI tools for coding, development and dedicated training

Our interview process

• Recruiter Interview (phone, 45 minutes)
• Hiring Manager Interview (1 hour)
• Case Study & Case Restitution (1 hour)
• Behavioral Interview / Meet the Team (1 hour or half‑day immersion)
• At least one reference check
• A copy of your criminal records (extrait de casier judiciaire B3)

We want your experience to be clear, respectful, and transparent. Learn more about our hiring process on our candidate experience page.

Job details

• Permanent position
• Tech stack: Python, PySpark, SQL, AWS SageMaker, Terraform, Docker
• Full‑time
• Paris, France
• Hybrid work setup (up to 2 remote days per week)
• Start date: as soon as possible

We welcome everyone

At Doctolib, we are committed to improving access to healthcare for everyone. This translates into our recruitment process. We evaluate candidates based solely on qualifications and motivation, without any form of discrimination.

The more diverse ideas are heard, the more our product will truly improve healthcare for all.

You are welcome to apply to Doctolib, regardless of your gender, religion, age, sexual orientation, ethnicity, or disability.

To ensure equal opportunities, we invite you to exclude personal information (e.g., pictures, age) from your applications. If you require any accommodation, please let us know for support during the hiring process.

Join us in building the healthcare we all dream of!

Your data privacy

All information provided is processed by Doctolib for application management. For data processing details, click here: France. Please contact hr.dataprivacy(at)doctolib.com for inquiries or to exercise your rights.