(Junior) Software Engineer (Frontend) (m/w/x)

About Grover Founded in 2015, Grover enables consumers and businesses across Europe to subscribe to tech devices and comprehensive technology solutions - from individual smartphones, laptops, and wearables to full corporate device setups. The company offers access to over 1,000 unique tech items on flexible and financially convenient terms. A pioneer of the circular economy, Grover refurbishes and recirculates devices to help eliminate e-waste. To continue this incredible adventure, we are currently looking for a motivated Junior-Mid level Software Engineer (m/f/x), full-time for our Engineering team at our Berlin HQ (minimum 3 days per week on-site). In this role, you'll be a valued member of our Acquisition Squad, the team behind our customer focus website and application - the main touchpoints for customers to learn about Grover and start renting technology.. You'll assist in developing and optimizing features that let user discover products and our offering, add items to their cart, sign up and checkout. Your focus will be on contributing to high-performing, intuitive frontend experiences across web and mobile using React, Next.js, and React Native. Working closely with product and UX, you'll help bring polished interfaces to life. Backed by GraphQL, PostgreSQL, Redis, Kubernetes, and Kafka, you'll help create scalable experiences that drive long-term user retention. 🎯 What you will contribute: Develop and maintain scalable and efficient web applications using React, Next.js, React Native, and related technologiesCollaborate closely with our Product and UX teams to design and implement intuitive, user-centric interfacesBuild and maintain web and mobile experiences, and integrate with GraphQL and REST APIsWrite clean, reusable, and maintainable frontend code, following best practices and modern standardsPerform thorough testing and debugging to ensure application functionality and performanceWork with engineers and cross-functional partners to resolve issues and optimize the user experience across platforms 🤝 What you bring: 1-3 years of experience in building modern web and mobile frontend applications using React and React NativeProficiency in front-end technologies such as HTML, CSS, and TypeScriptSolid understanding of software engineering principles, component architecture, and frontend best practicesExperience using Git and working in collaborative environments with tools like JiraFamiliarity with testing frameworks such as Jest, React Testing Library, or similar, and writing unit/integrationAbility to thrive in a fast-paced, agile environmentStrong communication and cross-functional collaboration skills Nice to have skills: Experience with Next.jsExperience with Web Core Vitals and delivering high-performance websitesFamiliarity with backend technologies such as Node.JS and NestJSExperience with AWS and cloud-based infrastructureKnowledge of DevOps practices, CI/CD pipelines, and containerization using Docker and KubernetesUnderstanding of security best practices and implementing secure coding principlesExperience with real-time data streaming and event-driven architectures using Kafka To spark your curiosity, we currently work with the following tech stack: Typescript for our servicesReact, Next.js, Styled ComponentsFederated GraphQL and REST APIsPostgres & RedisKubernetesMessaging: KafkaNodeJS & Ruby on RailsInfrastructure as code: Terraform to maintain our AWS infrastructure ❤️‍🔥 What you will love about us: Hybrid model with 3 days per week in our Berlin HQ30 days per year to work abroad BVG monthly discount to drive you everywhere in BerlinMental health support with Nilo.healthPhysical health support with Urban Sports ClubAnnual learning budget of €750 1 volunteer day per monthExclusive Grover Tech discount for you & your loved onesEngaging, open office located in Berlin-Schöneberg with regular events If you fancy an influential role and making our world a little greener, become part of the Grover Family, and let's grow together. 💚 We are looking forward to meeting you!