Senior Fullstack Engineer (React Native / Java / TypeScript) / €90.000 / Berlin (Hybrid: 1-2 days)

Senior Fullstack Engineer (React Native / Java / TypeScript) / €90.000 / Berlin (Hybrid: 1-2 days) Are you a senior Fullstack Engineer with deep React Native experience, looking to take full ownership of mobile-first architecture while working across backend systems at scale? Sitting alongside the CTO, this is a key senior engineering hire for an award winning Tech-1st company. Role: Senior Fullstack Engineer (React Native / Java / TypeScript)Salary: Up to €90.000 per year Interview Process: 3-stage (1-2 Weeks)Hybrid: 1-2 days Please note: EU work authorization required.This is your chance to join a stable & product-driven software company that is scaling a cross-platform mobile product used by thousands of users across Europe. The company is profitable, technically led, & growing consistently year over year. They are now entering a new phase, expanding delivery across multiple applications backed by a robust backend infrastructure. Stack: TypeScript, Java, Microservices, React, React Native, REST APIs, PostgreSQL, GitHub Actions, CI/CD, OAuth2, Kubernetes About You:5+ years of fullstack development experience, covering both mobile & backendStrong React Native & TypeScript expertise, comfortable delivering complex mobile featuresConfident architect able to take ownership of system-level technical directionHands-on with Java & backend API developmentMentor-minded & comfortable reviewing others’ codeProduct-aware, focused on building maintainable, user-facing softwareFluent in EnglishEU work authorization required What You’ll Do:Lead architecture & technical direction across mobile & backendDesign & build secure, scalable APIs & backend servicesDeliver mobile-first features using React NativeEnforce engineering standards for testing, reviews, & CI/CDCollaborate closely with product, design, & QAMentor junior & mid-level engineersContribute to technical strategy & roadmap decisions Extras We Like:Experience publishing apps to app storesFamiliarity with secure data & authentication flowsPrevious experience in startup or scale-up teams What’s In It for You:Up to €90.000 salaryHybrid working (1-2 days onsite in Berlin)Greenfield development & a modern stackFull technical ownershipFlat structure, low bureaucracy & strong engineering autonomyMonthly benefits budget, retirement perks, & training allowanceGrowth path toward Tech Lead or Staff roles Interview Process:Intro + Technical Deep Dive (60 mins)Technical Assignment or Code Walkthrough (90-120 mins)Final Interview: Motivation & Competency This is a key senior engineering hire. Apply early to be considered. See all open roles in Germany & the US first at: linkedin.com/in/sufyanbashir