Junior Backend Developer

Sanofi, a leading global biopharmaceutical company with over 100 years of innovation history, is seeking a Junior Backend Developer to join their engineering team. With operations in ~90 countries and ~91K employees worldwide, Sanofi is dedicated to transforming the practice of medicine through life-changing treatments and vaccines.

The role offers an exciting opportunity to work on scalable backend services using modern cloud-native technologies. As a Junior Backend Developer, you'll be developing services using Java Spring Boot (Java 17+) while working in a bilingual (English/Chinese) engineering environment. You'll gain hands-on experience with distributed systems, Kubernetes, CI/CD automation, and Infrastructure as Code (IaC).

The ideal candidate should have 4+ years of backend development experience and be passionate about building scalable solutions. You'll work with cutting-edge technologies including Spring Boot, Redis, Elasticsearch, PostgreSQL, and Kubernetes. The role involves close collaboration with frontend developers, QA engineers, and DevOps team members, making strong communication skills essential.

What makes this opportunity unique is the chance to work with LLM-powered development tools like GitHub Copilot, contributing to innovative healthcare solutions while learning from senior developers. The position offers exposure to modern development practices, cloud platforms, and the opportunity to impact global healthcare through technology.

Working at Sanofi means joining a company that generated €43.07Bn in net sales (FY23), operates 59 manufacturing sites, and maintains 20 R&D facilities. The company promotes diversity, equity, and inclusion, providing equal opportunities regardless of background. This role represents an excellent opportunity to grow professionally while contributing to meaningful healthcare solutions that improve people's lives.