Senior Fullstack Engineer, Node.js & React.js (m/f/d)

Job description

About the role: Design and implement complex features across our web-shop, translating business requirements into scalable and maintainable solutions . Extend and build backend services across domains, ensuring clean interfaces and well-defined API contracts. Contribute to frontend development using ReactJS , with attention to performance and maintainability. Create and consume APIs following contract-first principles and ensuring backward compatibility. Implement scalable asynchronous communication patterns using RabbitMQ . Identify and address performance bottlenecks, reliability gaps, and technical debt within your scope. Take full ownership of your features: design, implementation, testing, deployment, and post-release monitoring. Participate actively in code reviews and architectural discussions , contributing thoughtful technical input. Support and mentor less experienced engineers through collaboration and example. Contribute to the continuous improvement of development processes and engineering standards . About You: You demonstrate seniority through impact, ownership, and sound technical judgment . You are comfortable working independently on complex tasks while aligning with the broader team architecture . You have strong experience building and operating scalable services with Node.js and TypeScript. You have solid expertise in RESTful API design, HTTP semantics, and distributed system fundamentals. You understand asynchronous communication patterns and event-driven architecture . You bring a DevOps mindset and are comfortable with Docker, Kubernetes, CI/CD pipelines, and production monitoring. You proactively identify risks and trade-offs , and communicate them clearly. You collaborate effectively with product, design, and other engineering teams . You value open feedback, continuous learning , and shared ownership . About your benefits: In order to provide you with the best possible support for your individual needs - whether it‘s living a healthy life, having enough time for your family, or developing your skills - we offer a wide range of different, site-specific benefits: Welcome days: We want you to feel at home with us from the very first day. Therefore, we welcome you with our comprehensive onboarding program. Personal development: Grow! We support and encourage your individual development through various in- and external trainings. Work from Home: If your job does not require you to be present in the office, we can arrange the place you work from individually - even for up to 20 days a year anywhere in the EU. Mental Health: Get quick and professional help from psychologists of nilo if you feel overwhelmed in private or professional life. Anonymous and free of charge. Mobility: We provide our employees with a fully costed Deutschland Ticket which can be used at any time. Click here to learn more. About Redcare Pharmacy: As Europe’s No.1 e-pharmacy, Redcare Pharmacy is powered by passionate teams and cutting-edge innovation. We strive to create a healthy, collaborative work environment where every employee feels valued and inspired to contribute to our vision “Until every human has their health”. If you’re seeking a career that offers purpose and aligns with your values, join us and begin your #Redcareer today. As the Senior Fullstack Engineer (BE Focused) (m/f/d), you are a highly experienced individual contributor within a cross-functional team, building performant, scalable, and customer-centric web applications used by millions across Europe. You drive complex feature development end-to-end and contribute to architectural decisions, while collaborating closely with peers and stakeholders. You elevate engineering quality through strong technical judgment and ownership. Our Tech Stack: React, Node.js, TypeScript, Next.js, NestJS, Java, React, Docker, Kubernetes, CI/CD, Google Cloud, RabbitMQ, MongoDB