🇫🇷 Paris, France · 2d ago
Senior Data Engineer Python/GCP (x/f/m)
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Your ImpactWe are looking for a Senior Data Engineer to join the AI Team working on our AI Medical Companion.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 LLM, VLM, and RAG-based systems, ensuring our engineers and data scientists can train, evaluate, and deploy AI models 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.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 DoYour responsibilities include but are not limited to:Design, build, and maintain scalable data pipelines on Google Cloud Platform (GCP) for AI and machine learning use casesImplement data ingestion and transformation frameworks that power Retrieval systems and training datasets for LLMs and multimodal modelsArchitect and manage NoSQL and Vector Databases to store and retrieve embeddings, documents, and model inputs efficientlyCollaborate with ML and platform teams to define data schemas, partitioning strategies, and governance rules that ensure privacy, scalability, and reliabilityIntegrate unstructured and structured data sources (text, speech, image, documents, metadata) into unified data models ready for AI consumptionOptimize performance and cost of data pipelines using GCP native services (BigQuery, Dataflow, Pub/Sub, Cloud Storage, Vertex AI)Contribute to data quality and lineage frameworks, ensuring AI models are trained on validated, auditable, and compliant datasetsContinuously evaluate and improve our data stack to accelerate AI experimentation and deploymentWho You AreBefore 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 YouYou have 5+ years of experience in Data Engineering, ideally supporting AI or ML workloadsYou have strong experience with the GCP data ecosystem and proficiency in Python and SQLYou have deep understanding of NoSQL systems (e.g., MongoDB) and vector databases (e.g., FAISS, Vector Search)You have experience designing data architectures for RAG, embeddings, or model training pipelinesYou have knowledge of data governance, security, and compliance for sensitive or regulated dataYou are fluent in EnglishIt Would Be Fantastic If YouYou hold a Master's or Ph.D. degree in Computer Science, Data Engineering, or a related fieldYou have familiarity with W&B / MLflow / Braintrust / DVC for experiment tracking and dataset versioningYou have experience with containerized environments (Docker, Kubernetes) and CI/CD for data workflowsLife at Doctolib TechOur 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 OfferFree comprehensive health insurance (basic package) for you and your children25 days of paid vacation per year, plus up to 14 days of RTTFree mental health and coaching services through our partner Moka.careWork from abroad for up to 10 days per year thanks to our flexibility days policyLunch vouchers (Swile card) worth €8.50 per working day, with €4.50 covered by DoctolibA subsidy from the work council to refund part of the membership to a sport club or a creative class50% reimbursement of your public transport subscriptionParent Care Program: receive one additional month of leave on top of the legal parental leaveEnrollment in Doctolib's long-term employee value sharing plan called DoctoGrowthFor caregivers and workers with disabilities, a package including an adaptation of the remote policy, extra days off for medical reasons, and psychological supportRelocation support in case of international mobilityAccess to the best AI tools for coding, development and dedicated trainingOur interview processRecruiter InterviewTechnical Deep DiveSystem Design InterviewBehavioral InterviewAt least one reference checkWe want your experience to be clear, respectful, and transparent. Learn more about our hiring process on our candidate experience page.Job detailsPermanent positionTech stack: GCP, Python, SQL, NoSQL, Vector Databases, AI/MLFull-timeParis, FranceHybrid work setup (up to 2 remote days per week)Start date: as soon as possibleWe welcome everyoneAt 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 privacyAll information provided is processed by Doctolib for application management. For data processing details, click here: Germany l France l Italy l Netherlands. Please contact hr.dataprivacy(at)doctolib.com for inquiries or to exercise your rights.Sourced from LinkedIn. Relocantly aggregates public job postings; apply on the original site.