Senior Software Engineer FullStack Kotlin / React - Berlin (f/m/d)

What we doJoin a team of passionate and hardworking entrepreneurs to transform healthcare!Working in the tech team at Doctolib involves building innovative products and features to improve the daily lives of care teams and patients. We work in feature teams in an agile environment, while collaborating with product, design, and business teams. What you'll doWe are looking for a Senior Software Engineer FullStack to join the FIRE (FHIR & Interoperability Requirements EHR) team in the Clinical domain.As a Senior Software Engineer, your mission will be to ensure that Doctolib DE is well connected to the German digital health ecosystem and compliant with FHIR standards. You will be responsible for the interoperability of the German EHR (Electronic Health Record): connection to the Telematik-Infrastruktur (TI), electronic prescriptions (eRezept), qualified electronic signature (QES), connected medical devices (GDT), and integration of laboratory results. Your responsibilities include but are not limited to:Build and maintain the integration with German governmental health services, ensuring other Doctolib teams can seamlessly interact with the German health system through your platformDrive the integration of the national EHR (Electronic Health Record) into Doctolib, with a multi-country rollout approach, navigating each country's standards and technical constraintsDesign, ship, and operate production-grade fullstack solutions that connect the Doctolib platform to complex healthcare infrastructurePartner with other engineering teams to shape the architecture of Doctolib's interoperability platformEnsure privacy, security, and compliance by design in one of healthcare's most regulated technical environmentsOwn performance, observability, and reliability: monitoring dashboards, SLO/SLI, and system healthContribute to cross-functional initiatives that shape Doctolib's future interoperability strategy across Europe About our tech environmentOur solutions are built on a single, fully cloud-native platform that supports web and mobile app interfaces, multiple languages, and is adapted to country and healthcare specialty requirements.The FIRE team works on a FullStack scope: React / TypeScript on the frontend and Kotlin on the backend.Our broader stack is composed of Rails, TypeScript, Java, Python, Kotlin, Swift, and React Native.We leverage AI ethically across our products to empower patients and health professionals. Discover our AI vision here! Who you areAre you convinced that you have exactly what it takes for the position? Then we encourage you to apply. Even if you don't meet every requirement, you might be exactly the right future Doctoliber for this or other positions!Before you read on, if you don't have the exact profile described below, but you feel this job description matches your skill set, we still encourage you to apply.You have 6+ years of experience as a software engineer, with strong fullstack expertise, particularly in Kotlin and React/TypeScriptYou have a track record of building robust, end-to-end solutions that balance technical excellence with intuitive user experiencesYou are able to design systems (system design) and make sound architectural decisions in complex environmentsYou understand and promote best practices related to the software development life cycle: automated testing, CI/CD, and DevOps practices (you build it, you run it)You are curious, autonomous, and have a taste for exploring new systems : you are comfortable solving problems without complete documentationYou are at ease in complex technical environments with many external dependencies and evolving standardsYou are eager to share your knowledge and help the team grow through pair programming and mentoringYou are comfortable speaking and writing in English in your day-to-day with the team, German is a plusNow, it would be fantastic if you:Have experience with healthcare interoperability standards, particularly FHIR, HL7, or similarHave experience integrating with governmental or regulated health systems (e.g. Telematik-Infrastruktur, eRezept, GDT)Are familiar with the German digital health ecosystem What we offerA Deutschlandticket (Germany-wide public transport pass) fully paid for by Doctolib28 vacation days + 1 additional day for each full calendar year of employment (up to a maximum of 30 days)Work from abroad for up to 10 days per year thanks to our flexibility days policyCompany health insurance with great supplementary benefits through our partner AllianzCompany pension scheme (bAV) through Allianz with an employer subsidy of 40% (15% within the probationary period)Enrollment in Doctolib's long-term employee value sharing plan called DoctoGrowthThe Doctolib Parent Care program, which includes one month additional parental leave and much moreFree mental health and coaching services through our partner Moka.careSubsidized sports membership through our partner Urban Sports ClubA flexible workplace policy offering both hybrid and office-based modeAlongside healthy snacks and our regular breakfast buffet, we provide a subsidized meal benefitFor caregivers and workers with disabilities, a package including an adaptation of the remote policy, extra days off for medical reasons, and psychological support The interview processRecruiter InterviewFeature Building InterviewSystem Design InterviewBehavioral InterviewReference checkOffer!Job detailsFull-timeLocation: BerlinWorking mode: HybridStart date: as soon as possibleIf you would like to find out more about tech life at Doctolib, feel free to read our latest Medium blog articles!At Doctolib, we are committed to improving access to healthcare for everyone. This translates into our recruitment process. We evaluate candidates based solely on qualifications and motivation, without any form of discrimination.The more diverse ideas are heard, the more our product will truly improve healthcare for all. You are welcome to apply to Doctolib, regardless of your gender, religion, age, sexual orientation, ethnicity, disability.To ensure equal opportunities, we invite you to exclude personal information (e.g. pictures, age) from your applications. If you require any accommodation, please let us know for support during the hiring process. Join us in building the healthcare we all dream of!All information provided is processed by Doctolib for application management. For data processing details, click here. Please contact hr.dataprivacy(at)doctolib.com for inquiries or to exercise your rights.