2 hours ago
Paris, FranceSenior
Responsibilities
- Build and evolve reusable backend platform capabilities for GenAI applications, AI agents, knowledge retrieval, and cloud-native services.
- Design and implement APIs, shared libraries, automation workflows, internal UIs, and back-office tools for platform resources and agents.
- Improve the reliability, security, observability, and scalability of AWS platform services integrating with Bedrock, Bedrock AgentCore, vector databases, knowledge bases, and agent interoperability protocols.
- Implement production-readiness capabilities including RBAC, audit logs, health checks, versioning, metrics, and operational tooling.
- Collaborate with engineering squads and product teams to turn repeated needs into reusable platform primitives and promote platform capabilities across Sanofi.
Requirements
- Several years of experience building software products, backend systems, platform services, or cloud-native applications.
- Strong backend engineering experience with JavaScript or TypeScript and Node.js; Python is an alternative or secondary option.
- Experience designing and building APIs, backend services, or distributed systems.
- Experience with AWS or another cloud provider, including serverless or event-driven architectures.
- Understanding of authentication, authorization, RBAC, API security, and enterprise identity patterns.
- Interest in observability, debugging, tracing, logging, and operating production systems.
- Infrastructure as Code experience with Terraform, CDK, or similar is a plus.
- React or modern frontend experience is a plus.
- Familiarity with GenAI application patterns including LLM APIs, RAG, tool calling, agent orchestration, MCP, A2A, evaluation, guardrails, and vector databases is a plus.
- A specific diploma is not required; a Bachelor’s degree or equivalent experience in Computer Science, Engineering, or a related field is a plus.
- Experience in an innovative environment, internal platform team, startup-like setup, or product engineering team is a plus.
- Healthcare, life sciences, or regulated-environment experience is a plus.
- Prior hands-on GenAI experience is valuable, but curiosity, engineering fundamentals, and learning speed are also considered.
- English is mandatory for working with the international team.
Benefits
- Hybrid work in Paris with three days onsite and two days working from home per week.
- Fixed salary paid over 12 months, plus short-term incentive and collective variable compensation based on Sanofi Group results.
- Quality health insurance, teleconsultation, second medical opinion coverage, wellness programs, and enhanced illness support.
- 18 weeks of maternity leave and 14 weeks of parental leave, with at least 14 weeks of gender-neutral parental leave referenced in the posting.
- 31 days of paid leave plus RTT depending on status.
- Public transport coverage of up to 80%.
- Group Savings Plan, PERCOL with employer matching, and PERO.
- Internal and international mobility, learning and development opportunities, peer-to-peer recognition, service exchanges, and CSE benefits.
Tech Stack
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