Senior Software Engineer (Agentic AI) - Python

Your mission will be to transform the Doctolib app into a full health companion powered by AI, helping patients manage their health with accuracy, empathy, and safety. You will work in a feature team developing an AI-powered chat built to answer patients' questions about their or their loved ones' health. Working in the tech team at Doctolib means building innovative products and features to improve the daily lives of care teams and patients., * Design, ship, and operate production-grade agentic systems that answer key health challenges for patients

• Partner with data scientists to design and implement evaluation pipelines, security/safety guardrails, and metrics
• Validate hypotheses quickly with offline evaluation datasets and A/B tests on real traffic
• Develop and maintain core agentic capabilities including memory, reasoning orchestration, and tool adapters, ensuring strong observability, fallback mechanisms, and fail-safe behaviors
• Own performance, observability and security: monitoring dashboards, SLO/SLI, security posture
• Ensure privacy and security by design
• Contribute to cross-functional initiatives that shape Doctolib's future AI platform and best practices in building agentic systems, * 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.

Do you have experience in Swift?, * Have 4+ years of experience as a software engineer, with at least one significant experience using Python

• Understand and promote best practices related to the software development life cycle such as automated testing, good use of CI/CD, and DevOps practices
• Are product-oriented and comfortable guiding your teammates to suggest tradeoffs to balance business needs with technical constraints
• Have the ability to adapt to the most efficient technologies to solve issues
• Are comfortable speaking and writing in English in your day to day with the team

It would be fantastic if you:

• Have experience with traditional ML or agentic systems in production
• Have experience in the medical domain

• Free mental health and coaching services through our partner Moka.care
• For caregivers and workers with disabilities, a package including an adaptation of the remote policy, extra days off for medical reasons, and psychological support
• Work from abroad up to 10 days per year, thanks to our flexibility days policy
• Up to 14 days of RTT
• A subsidy from the work council to refund part of the membership to a sport club or a creative class
• Lunch vouchers (Swile card) worth €8.50 per working day, with €4.50 covered by Doctolib
• 50% reimbursement of your public transport subscription
• Relocation support in case of international mobility
• Access to the best AI tools for coding, development and dedicated training