{"id":83037,"title":"Full-Stack & Mobile Engineer","company":"NAIRON","city":"Berlin","region":"Berlin","location":"Berlin, Germany","work_model":"remote","employment_type":"full_time","employment":["full_time"],"roles":["fullstack","mobile"],"visa":"not_mentioned","relocation":"not_mentioned","posted_at":"2026-10-13T09:34:43.629000+00:00","tools":["Next.js","React","TypeScript","React Native","Swift","Tailwind CSS","CSS","PostgreSQL"],"seniority":"unknown","years_experience_min":null,"german_requirement":"preferred","german_level":"unspecified","english_requirement":"required","english_level":"unspecified","team_language":"unknown","confidence":0.9,"method":"rules","language_badge":"German a plus","language_evidence":"German is a plus.","requirements_snippet":"Experience: Any relevant experience in web or mobile development is welcome; we are open to junior, mid-level and senior candidates who demonstrate strong practical skills and a willingness to learn. Technical Skills: Required: …","url":"https://join.com/companies/naironai/16879326-full-stack-and-mobile-engineer","source":"join","agency":null,"description_text":"Intro\nFor this position we are only looking for candidates located in Greece, Germany or Austria.\nNairon GmbH is a Swiss startup building AI voice agents that answer and make phone calls for businesses. Our platform runs real-time conversations over the phone and on the web, connected to our customers' telephony and business tools. We value clear communication, thoughtful engineering, and a collaborative approach to problem-solving. Join us as we continue to develop tools that make a difference.\nTasks\nAs a Full-Stack & Mobile Engineer at Nairon GmbH, you will build our product on the web and on the phone in the customer's hand. Your responsibilities will include:\n• Designing, developing and maintaining our web application with Next.js, React, Tailwind CSS and TypeScript: the flow editor, call analytics, billing and partner tools.\n• Building our native companion app with Expo / React Native or Swift.\n• Building features across the stack, from the user interface to the database with Prisma and PostgreSQL, and the Python services behind them.\n• Owning features end to end: turning customer needs into requirements, shipping them and checking that they help.\n• Applying DevOps practices to support development and deployment, including Docker and, when appropriate, Kubernetes.\n• Participating in technical discussions, code reviews and architectural planning.\nRequirements\nExperience:\nAny relevant experience in web or mobile development is welcome; we are open to junior, mid-level and senior candidates who demonstrate strong practical skills and a willingness to learn.\nTechnical Skills:\nRequired:\n• Proficiency with Next.js, React and TypeScript.\n• Experience building mobile apps with Expo / React Native, Swift or a comparable stack.\nNice to have:\n• Tailwind CSS, Prisma, PostgreSQL or Supabase.\n• Python and FastAPI for backend services.\n• Docker and Kubernetes basics; experience with real-time features, audio or AI products.\nCommunication:\n• English proficiency is essential, both written and spoken, as it is the working language for all positions.\n• German is a plus.\nSoft Skills:\n• Ability to work independently and as part of a distributed team.\n• Product sense: you ask why before you build.\n• Willingness to take ownership of features and contribute to team discussions.\nBenefits\n• Flexible Work Setup: Work fully remotely or from a co-working space — whichever suits you best.\n• Equipment Provided: Company laptop and phone provided for all employees.\n• Collaborative Environment: Join a small, agile team where your contributions have a direct impact.\n• Growth Opportunities: Web, backend and mobile in one role, with the chance to expand into AI-related work over time.\nClosing\nIf you're excited about building a product people use on the web and on their phones, we'd love to hear from you.","responsibilities_text":null,"requirements_text":"Experience:\nAny relevant experience in web or mobile development is welcome; we are open to junior, mid-level and senior candidates who demonstrate strong practical skills and a willingness to learn.\nTechnical Skills:\nRequired:\n• Proficiency with Next.js, React and TypeScript.\n• Experience building mobile apps with Expo / React Native, Swift or a comparable stack.\n• Tailwind CSS, Prisma, PostgreSQL or Supabase.\n• Python and FastAPI for backend services.\n• Docker and Kubernetes basics; experience with real-time features, audio or AI products.\nCommunication:\n• English proficiency is essential, both written and spoken, as it is the working language for all positions.\n• German is a plus.\nSoft Skills:\n• Ability to work independently and as part of a distributed team.\n• Product sense: you ask why before you build.\n• Willingness to take ownership of features and contribute to team discussions.","status":"open","duplicate_of":null,"first_seen":"2026-11-04T00:23:50.364099+00:00","responsibilities_summary":null,"requirements_summary":null,"all_tools":["Next.js","React","TypeScript","React Native","Swift","Tailwind CSS","CSS","PostgreSQL","Supabase","Python","FastAPI","Docker","Kubernetes","Agile"],"posting_language":"en","evidence":[{"language":"english","requirement":"required","quote":"English proficiency is essential, both written and spoken, as it is the working language for all positions.","source":"rules"},{"language":"german","requirement":"preferred","quote":"German is a plus.","source":"rules"}],"years_experience_max":null,"mobility_evidence":[],"model_version":"rules-8","english_badge":"English required","company_id":2098}