Senior Java / Flowable / Kafka Backend Engineer (100%, m/f/d)

Your mission You are the architect and builder of LEASETEQ’s backend core in Berlin. You design the event‑driven micro-services and Flowable process models that power lease orchestration for real customers at production scale. You work in a small, senior team where your decisions have direct product impact, and you naturally bring AI tooling into your daily engineering workflow without being asked. What You Will Do Design and implement BPMN 2.0 process models and DMN decision tables in FlowableBuild and maintain Java / Spring Boot micro-services integrating with Flowable Java and REST APIsDesign and operate Kafka‑based event streaming for core leasing domainsOwn service boundaries, API contracts and data models end‑to‑endCollaborate with the AI Agent Engineer to expose AI automation as Flowable service tasks and event‑driven gatewaysDefine technical standards and review code from our Southeast Asia developer partnersParticipate in architecture decisions and quarterly reviews with the CTOCommunicate clearly in German and English with engineering peers and business stakeholders Your profile 5+ years of Java backend engineering experience (Spring Boot / Spring Cloud)Production Flowable experience (BPMN 2.0, DMN) is mandatoryStrong Kafka expertise in production systems is mandatorySolid experience with microservices patterns and distributed systemsPostgreSQL experience; Elasticsearch knowledge is a plusConfident with Docker and Kubernetes in a cloud‑native environmentAI‑first engineering mindset (daily use of coding assistants and automation tools)Fluent in German and EnglishExperience in car leasing, asset finance or insurance domains is a strong plus Why us? Founding‑team‑level role with long lived architectural impact on our core platformDirect collaboration with the CTO and founders, including regular visits to our Swiss HQHybrid setup with 2-3 days per week in our coworking office in Berlin (WeWork, Stresemannstrasse)Competitive and fair salary: €70,000 - €90,000 gross per year, depending on experience and impact10–15% annual bonus tied to company performance and clear OKRsTax‑free monthly benefit allowance of €50 that you can use for what you personally valueSustainable mobility budget: subsidy for e‑bike leasing and app‑based car sharing (e.g. short‑term rentals instead of a company car) for occasional tripsAdditional health insurance options, including enhanced coverage for dental and vision careCompany-supported pension scheme with employer contributions on top of the statutory systemEmployer-funded disability coverage starting from day one of employmentDedicated AI tooling budget (e.g. Cursor, Claude API) so you can experiment and move fastOur remote policy promises 4 weeks & worldwide, should be adjustedModern Apple devices LEASETEQ builds the orchestration brain for mid‑market car leasing and asset finance in the DACH region. Our platform automates the full contract lifecycle – from origination and credit decision through to end‑of‑term – using Flowable BPM as the core process engine on a modern, event‑driven micro-services architecture. We are an AI‑first engineering team: agents, intelligent workflows and LLM‑augmented automation are how we build today, not items on a future roadmap. From our base in Switzerland and our subsidiaries in Austria and Germany, you join a small, senior team where your decisions have visible impact on customers, partners and the future of our product. About Us LEASETEQ is building the leading auto finance ecosystem through cutting‑edge digital solutions. Our powerful digital platform connects manufacturers, dealers, financing partners, and customers end‑to‑end, with a high degree of automation and integration. It simplifies auto financing for businesses and consumers by enabling a seamless, paperless process with immediate credit decisions, making leasing and financing more efficient, transparent, and accessible. Founded in 2021 in Zurich, LEASETEQ is a fast‑growing Swiss fintech startup, recognized in the TOP 100 Swiss Startups and known for the first fully digital, bank‑independent leasing offering in the DACH area.