Senior Data Engineer Python/GCP (x/f/m)

<h2 class="s-pb-2 s-pt-4 s-heading-xl s-text-foreground dark:s-text-foreground-night"><strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">Your Impact</strong></h2> <div class="s-whitespace-pre-wrap s-break-words s-font-normal first:s-pt-0 last:s-pb-0 s-py-1 @md:s-pt-2 @md:s-pb-[10px] @md:s-leading-relaxed s-text-base s-leading-relaxed s-text-foreground dark:s-text-foreground-night">We are looking for a <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">Senior Data Engineer</strong> to join the <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">AI Team</strong> working on our <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">AI Medical Companion</strong>.</div> <div class="s-whitespace-pre-wrap s-break-words s-font-normal first:s-pt-0 last:s-pb-0 s-py-1 @md:s-pt-2 @md:s-pb-[10px] @md:s-leading-relaxed s-text-base s-leading-relaxed s-text-foreground dark:s-text-foreground-night">Your mission will be to build and optimize the data foundations that power safe, scalable, and impactful AI models. You will work on data infrastructure for <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">LLM, VLM, and RAG-based systems</strong>, ensuring our engineers and data scientists can <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">train, evaluate, and deploy AI models</strong> efficiently on high-quality, well-structured, and compliant data. Your work will directly support health professionals in delivering better care while improving their work-life balance, ultimately impacting 80 million patients and 400,000 healthcare professionals across Europe.</div> <div class="s-whitespace-pre-wrap s-break-words s-font-normal first:s-pt-0 last:s-pb-0 s-py-1 @md:s-pt-2 @md:s-pb-[10px] @md:s-leading-relaxed s-text-base s-leading-relaxed s-text-foreground dark:s-text-foreground-night">Working in the tech team at Doctolib means building innovative products and features to improve the daily lives of care teams and patients.</div> <h2 class="s-pb-2 s-pt-4 s-heading-xl s-text-foreground dark:s-text-foreground-night"><strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">What you'll do</strong></h2> <div class="s-whitespace-pre-wrap s-break-words s-font-normal first:s-pt-0 last:s-pb-0 s-py-1 @md:s-pt-2 @md:s-pb-[10px] @md:s-leading-relaxed s-text-base s-leading-relaxed s-text-foreground dark:s-text-foreground-night">Your responsibilities include but are not limited to:</div> <ul class="s-list-disc s-pb-2 s-pl-6 s-flex s-flex-col s-gap-1 s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed"> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Design, build, and maintain scalable data pipelines on <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">Google Cloud Platform (GCP)</strong> for AI and machine learning use cases</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Implement data ingestion and transformation frameworks that power <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">Retrieval systems</strong> and <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">training datasets</strong> for LLMs and multimodal models</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Architect and manage <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">NoSQL and Vector Databases</strong> to store and retrieve embeddings, documents, and model inputs efficiently</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Collaborate with ML and platform teams to define data schemas, partitioning strategies, and governance rules that ensure privacy, scalability, and reliability</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Integrate unstructured and structured data sources (text, speech, image, documents, metadata) into unified data models ready for AI consumption</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Optimize performance and cost of data pipelines using GCP native services (BigQuery, Dataflow, Pub/Sub, Cloud Storage, Vertex AI)</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Contribute to data quality and lineage frameworks, ensuring AI models are trained on validated, auditable, and compliant datasets</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Continuously evaluate and improve our data stack to accelerate AI experimentation and deployment</li> </ul> <h2 class="s-pb-2 s-pt-4 s-heading-xl s-text-foreground dark:s-text-foreground-night"><strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">Who you are</strong></h2> <div class="s-whitespace-pre-wrap s-break-words s-font-normal first:s-pt-0 last:s-pb-0 s-py-1 @md:s-pt-2 @md:s-pb-[10px] @md:s-leading-relaxed s-text-base s-leading-relaxed s-text-foreground dark:s-text-foreground-night">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.</div> <div class="s-whitespace-pre-wrap s-break-words s-font-normal first:s-pt-0 last:s-pb-0 s-py-1 @md:s-pt-2 @md:s-pb-[10px] @md:s-leading-relaxed s-text-base s-leading-relaxed s-text-foreground dark:s-text-foreground-night"><strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">You'll be a great fit if you:</strong></div> <ul class="s-list-disc s-pb-2 s-pl-6 s-flex s-flex-col s-gap-1 s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed"> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">You have <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">5+ years of experience</strong> in Data Engineering, ideally supporting <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">AI or ML workloads</strong></li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">You have strong experience with the <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">GCP data ecosystem</strong> and proficiency in <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">Python and SQL</strong></li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">You have deep understanding of <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">NoSQL systems</strong> (e.g., MongoDB) and <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">vector databases</strong> (e.g., FAISS, Vector Search)</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">You have experience designing <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">data architectures for RAG, embeddings, or model training pipelines</strong></li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">You have knowledge of <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">data governance, security, and compliance</strong> for sensitive or regulated data</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">You are fluent in English</li> </ul> <div class="s-whitespace-pre-wrap s-break-words s-font-normal first:s-pt-0 last:s-pb-0 s-py-1 @md:s-pt-2 @md:s-pb-[10px] @md:s-leading-relaxed s-text-base s-leading-relaxed s-text-foreground dark:s-text-foreground-night"><strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">It would be fantastic if you:</strong></div> <ul class="s-list-disc s-pb-2 s-pl-6 s-flex s-flex-col s-gap-1 s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed"> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">You hold a Master's or Ph.D. degree in Computer Science, Data Engineering, or a related field</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">You have familiarity with <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">W&B / MLflow / Braintrust / DVC</strong> for experiment tracking and dataset versioning</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">You have experience with <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">containerized environments</strong> (Docker, Kubernetes) and <strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">CI/CD for data workflows</strong></li> </ul> <h2 class="s-pb-2 s-pt-4 s-heading-xl s-text-foreground dark:s-text-foreground-night"><strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">Life at Doctolib Tech</strong></h2> <ul class="s-list-disc s-pb-2 s-pl-6 s-flex s-flex-col s-gap-1 s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed"> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">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.</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Our stack is composed of Rails, TypeScript, Java, Python, Kotlin, Swift, and React Native.</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">We leverage AI ethically across our products to empower patients and health professionals. Discover our AI vision <a class="s-break-all s-font-semibold s-transition-all s-duration-200 s-ease-in-out hover:s-underline s-text-highlight dark:s-text-highlight-night hover:s-text-highlight-400 dark:hover:s-text-highlight-400-night active:s-text-highlight-dark dark:active:s-text-highlight-dark-night" href="https://careers.doctolib.com/ai-careers/" target="_blank">here</a>.</li> </ul> <div class="s-whitespace-pre-wrap s-break-words s-font-normal first:s-pt-0 last:s-pb-0 s-py-1 @md:s-pt-2 @md:s-pb-[10px] @md:s-leading-relaxed s-text-base s-leading-relaxed s-text-foreground dark:s-text-foreground-night"><em>Want to learn more about our tech culture and environment? Visit the</em> <a class="s-break-all s-font-semibold s-transition-all s-duration-200 s-ease-in-out hover:s-underline s-text-highlight dark:s-text-highlight-night hover:s-text-highlight-400 dark:hover:s-text-highlight-400-night active:s-text-highlight-dark dark:active:s-text-highlight-dark-night" href="https://careers.doctolib.com/tech-doctolib/" target="_blank"><em>Doctolib Tech site</em></a><em>.</em></div> <h2 class="s-pb-2 s-pt-4 s-heading-xl s-text-foreground dark:s-text-foreground-night"><strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">What we offer</strong></h2> <ul class="s-list-disc s-pb-2 s-pl-6 s-flex s-flex-col s-gap-1 s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed"> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Free comprehensive health insurance (basic package) for you and your children</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">25 days of paid vacation per year, plus up to 14 days of RTT</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Free mental health and coaching services through our partner Moka.care</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Work from abroad for up to 10 days per year thanks to our flexibility days policy</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Lunch vouchers (Swile card) worth €8.50 per working day, with €4.50 covered by Doctolib</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">A subsidy from the work council to refund part of the membership to a sport club or a creative class</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">50% reimbursement of your public transport subscription</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Parent Care Program: receive one additional month of leave on top of the legal parental leave</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Enrollment in Doctolib's long-term employee value sharing plan called DoctoGrowth</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">For caregivers and workers with disabilities, a package including an adaptation of the remote policy, extra days off for medical reasons, and psychological support</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Relocation support in case of international mobility</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Access to the best AI tools for coding, development and dedicated training</li> </ul> <h2 class="s-pb-2 s-pt-4 s-heading-xl s-text-foreground dark:s-text-foreground-night"><strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">Our interview process</strong></h2> <ul class="s-list-disc s-pb-2 s-pl-6 s-flex s-flex-col s-gap-1 s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed"> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Recruiter Interview</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Technical Deep Dive</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">System Design Interview</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Behavioral Interview</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">At least one reference check</li> </ul> <div class="s-whitespace-pre-wrap s-break-words s-font-normal first:s-pt-0 last:s-pb-0 s-py-1 @md:s-pt-2 @md:s-pb-[10px] @md:s-leading-relaxed s-text-base s-leading-relaxed s-text-foreground dark:s-text-foreground-night">We want your experience to be clear, respectful, and transparent. Learn more about our hiring process on our <a class="s-break-all s-font-semibold s-transition-all s-duration-200 s-ease-in-out hover:s-underline s-text-highlight dark:s-text-highlight-night hover:s-text-highlight-400 dark:hover:s-text-highlight-400-night active:s-text-highlight-dark dark:active:s-text-highlight-dark-night" href="https://careers.doctolib.com/tech-doctolib/getting-hired/" target="_blank">candidate experience page</a>.</div> <h2 class="s-pb-2 s-pt-4 s-heading-xl s-text-foreground dark:s-text-foreground-night"><strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">Job details</strong></h2> <ul class="s-list-disc s-pb-2 s-pl-6 s-flex s-flex-col s-gap-1 s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed"> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Permanent position</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Tech stack: GCP, Python, SQL, NoSQL, Vector Databases, AI/ML</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Full-time</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Paris, France</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Hybrid work setup (up to 2 remote days per week)</li> <li class="s-break-words s-text-foreground dark:s-text-foreground-night s-text-base s-leading-relaxed">Start date: as soon as possible</li> </ul> <h2 class="s-pb-2 s-pt-4 s-heading-xl s-text-foreground dark:s-text-foreground-night"><strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">We welcome everyone</strong></h2> <div class="s-whitespace-pre-wrap s-break-words s-font-normal first:s-pt-0 last:s-pb-0 s-py-1 @md:s-pt-2 @md:s-pb-[10px] @md:s-leading-relaxed s-text-base s-leading-relaxed s-text-foreground dark:s-text-foreground-night">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.</div> <div class="s-whitespace-pre-wrap s-break-words s-font-normal first:s-pt-0 last:s-pb-0 s-py-1 @md:s-pt-2 @md:s-pb-[10px] @md:s-leading-relaxed s-text-base s-leading-relaxed s-text-foreground dark:s-text-foreground-night">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.</div> <div class="s-whitespace-pre-wrap s-break-words s-font-normal first:s-pt-0 last:s-pb-0 s-py-1 @md:s-pt-2 @md:s-pb-[10px] @md:s-leading-relaxed s-text-base s-leading-relaxed s-text-foreground dark:s-text-foreground-night">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.</div> <div class="s-whitespace-pre-wrap s-break-words s-font-normal first:s-pt-0 last:s-pb-0 s-py-1 @md:s-pt-2 @md:s-pb-[10px] @md:s-leading-relaxed s-text-base s-leading-relaxed s-text-foreground dark:s-text-foreground-night">Join us in building the healthcare we all dream of!</div> <h2 class="s-pb-2 s-pt-4 s-heading-xl s-text-foreground dark:s-text-foreground-night"><strong class="s-font-semibold s-text-foreground dark:s-text-foreground-night">Your data privacy</strong></h2> <div class="s-whitespace-pre-wrap s-break-words s-font-normal first:s-pt-0 last:s-pb-0 s-py-1 @md:s-pt-2 @md:s-pb-[10px] @md:s-leading-relaxed s-text-base s-leading-relaxed s-text-foreground dark:s-text-foreground-night"><em>All information provided is processed by Doctolib for application management. For data processing details, click here:</em> <a class="s-break-all s-font-semibold s-transition-all s-duration-200 s-ease-in-out hover:s-underline s-text-highlight dark:s-text-highlight-night hover:s-text-highlight-400 dark:hover:s-text-highlight-400-night active:s-text-highlight-dark dark:active:s-text-highlight-dark-night" href="https://doctolib.legal/B2C-Privacy-Policy-Career-DE" target="_blank"><em>Germany</em></a> <em>l</em> <a class="s-break-all s-font-semibold s-transition-all s-duration-200 s-ease-in-out hover:s-underline s-text-highlight dark:s-text-highlight-night hover:s-text-highlight-400 dark:hover:s-text-highlight-400-night active:s-text-highlight-dark dark:active:s-text-highlight-dark-night" href="https://doctolib.legal/B2C-Privacy-Policy-Career-FR" target="_blank"><em>France</em></a> <em>l</em> <a class="s-break-all s-font-semibold s-transition-all s-duration-200 s-ease-in-out hover:s-underline s-text-highlight dark:s-text-highlight-night hover:s-text-highlight-400 dark:hover:s-text-highlight-400-night active:s-text-highlight-dark dark:active:s-text-highlight-dark-night" href="https://doctolib.legal/B2C-Privacy-Policy-Career-IT" target="_blank"><em>Italy</em></a> <em>l</em> <a class="s-break-all s-font-semibold s-transition-all s-duration-200 s-ease-in-out hover:s-underline s-text-highlight dark:s-text-highlight-night hover:s-text-highlight-400 dark:hover:s-text-highlight-400-night active:s-text-highlight-dark dark:active:s-text-highlight-dark-night" href="https://doctolib.legal/B2C-Privacy-Policy-Career-COM" target="_blank"><em>Netherlands</em></a><em>. Please contact hr.dataprivacy(at)doctolib.com for inquiries or to exercise your rights.</em></div>