Senior Software Engineer - Node.js/TypeScript (x/f/m)
Doctolib · Berlin, Germany
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The posting offers relocation help but doesn’t mention a visa. Ask the recruiter before you apply.
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Job posting
Relocation support in case of international mobility
On job-boards.greenhouse.io/doctolib, read 26 Oct 2026.
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First seen 24 Oct 2026. We check every day and remove closed roles.
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About the role
Set a new pulse for healthcare! We are looking for a Senior Software Engineer to join the DIAL team in the Phone Assistant domain. Your mission will be to design, build, and scale the AI-powered features that transform how practitioners and patients connect over the phone — making care more accessible for patients and reducing administrative burden for health professionals.
You will work in a feature team developing the Phone Assistant, Doctolib's solution that combines LLM reasoning, speech recognition, and real-time backend systems, launching first in Germany and expanding to France and Italy. 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: • Build and operate backend services in Node.js/TypeScript (with Python exposure), designing for reliability, scalability, and real-time performance • Design, evaluate, and ship LLM-based features end-to-end: prompt engineering, tool calling, structured outputs, guardrails, and fallback strategies • Own AI feature quality: build evaluation datasets and scorers (e.g.
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Perks & Benefits: Relocation support, visa support, the latest Apple gear (MacBook + AirPods), lunch benefit, gym benefit, a beautiful office in the heart of the city, 4x on-/offsites per year, and an annual development budget.
