Sanofi

Software Development Engineer

Sanofi
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4 days ago
Barcelona, SpainSenior

Responsibilities

  • Design and implement infrastructure-as-code, internal tooling, and shared platform services using Node.js, Java, and Python.
  • Author technical design documents, participate in design reviews, and assess architecture, security, and reliability trade-offs.
  • Write unit, integration, and end-to-end tests and build and improve CI/CD pipelines and engineering code review standards.
  • Embed vulnerability scanning, secrets management, and policy-as-code into DevSecOps pipelines.
  • Develop secure, performant APIs and automation for infrastructure provisioning.
  • Build observability, alerting, runbooks, and self-service tooling for product engineering teams.
  • Participate in platform on-call rotations and drive root-cause analysis and remediation for platform incidents.
  • Share knowledge through reviews, documentation, and demos and support junior engineers.

Requirements

  • At least 5 years of experience building and operating production infrastructure, platform services, or DevOps systems with increasing scope and independence.
  • Experience working cross-functionally; B2B or regulated-industry experience is a plus.
  • Proficiency in JavaScript or TypeScript with Node.js and an object-oriented language such as Java, Python, or C++.
  • Hands-on experience with Terraform, Kubernetes, Docker, and at least one of AWS, GCP, or Azure.
  • Experience engineering CI/CD pipelines and using observability or monitoring tools such as DataDog and Grafana.
  • Experience with SQL or NoSQL systems, security tooling, secrets management, and networking fundamentals.
  • Knowledge of DNS, TLS/certificates, load balancing, CDN/WAF, and VPC/connectivity concepts.
  • SAP or Salesforce Commerce Cloud infrastructure experience is a plus.
  • Bachelor-level education in Computer Science or Engineering, or equivalent practical experience.

Benefits

  • Competitive compensation and eligibility for company employee benefit programs.
  • Hybrid work flexibility.
  • Continuous development and growth opportunities in a global, mission-driven organization.
  • Equal-opportunity and inclusive work environment.
Sanofi

About Sanofi

10,000+ employees

Sanofi is a global biopharmaceutical manufacturer that discovers, develops, and commercializes prescription medicines, vaccines, and consumer healthcare products for patients and healthcare systems worldwide. Its portfolio and pipeline span immunology, oncology, rare diseases and blood disorders, neurology, diabetes, cardiovascular conditions, and vaccines. The company is publicly traded and headquartered in Paris, France, with large-scale R&D and manufacturing operations across Europe, the Americas, and Asia.

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