Senior Fullstack Engineer, Business Performance

Doctolib; Nantes; On-site; EUR 90,000 - 120,000; Full time

Benefits offered by this job

Health insurance

Vacation days

Mental health support

Work from abroad

Lunch vouchers

Transport subsidy

DoctoGrowth plan

ParentCare program

Job summary

Doctolib in Nantes seeks a Senior Fullstack Software Engineer to join the Business Performance team. You will build high-quality, scalable features across React frontend and JVM backend, impacting millions of patients and professionals across Europe.

You will collaborate with product, design and engineering partners, shape architecture, and advocate for testability, security, and performance while embracing AI-assisted development.

Qualifications

• Experience with React and the JVM ecosystem (Java, Kotlin, Spring Boot)
• User-first mindset and commitment to secure, well-tested code
• Strong testing culture and focus on code quality and resiliency
• Proactive, curious, and collaborative with pair programming

Responsibilities

• Collaborate with product managers, designers, and engineers to deliver value to healthcare professionals and patients
• Design and implement technical solutions ensuring performance, security, and usability across fullstack apps (React, Ruby on Rails, JVM)
• Contribute to architectural decisions and maintainability under real constraints
• Balance delivery speed with reliability and maintainability
• Support AI-assisted development workflows and raise team proficiency across the stack

Skills

Fullstack software engineering

Tools

Ruby on Rails

Java

Kotlin

Spring Boot

React

TypeScript

Job description

Doctolib in Nantes seeks a Senior Fullstack Software Engineer to join the Business Performance team. You will build high-quality, scalable features across React frontend and JVM backend, impacting millions of patients and professionals across Europe.

You will collaborate with product, design and engineering partners, shape architecture, and advocate for testability, security, and performance while embracing AI-assisted development.