Senior Backend Engineer (Java/Kotlin)- (m/f/x)

Set a new pulse for healthcare! We are looking for a Senior Back End Software Engineer to join the Business Performance team at Doctolib. Your mission will be to help reinforce Doctolib's position as a leading healthcare technology platform by building high-quality products that improve the daily lives of healthcare professionals and patients. You will work in a feature team developing solutions that directly impact millions of people across Europe. Working in the tech team at Doctolib means building innovative products and features to improve the daily lives of care teams and patients. What you'll do Your responsibilities include but are not limited to: • Collaborate with product managers, designers, and engineers to design and ship features that deliver real value to healthcare professionals and patients • Design and implement robust technical solutions ensuring performance, security, and usability across our back-end applications • Contribute to technical decisions and architectural choices — not just implementation — helping shape the long-term direction of the platform • Navigate integration complexity across a broad and diverse partner ecosystem, balancing delivery speed, reliability, and maintainability • Champion AI-assisted development workflows and help elevate your team's proficiency with these tools • Share your expertise across teams to evolve Doctolib's architecture and technical standards through knowledge sharing, code reviews, and pair programming Who you…