📍 Poznań | Hybrid (3 days office / 2 days remote after probation)🏢 CAPTRON About usCAPTRON is a global leader in capacitive sensor technology, developing innovative and tailor-made solutions for clients worldwide. Founded in 1983, we are an independent, family-owned company combining over 40 years of expertise with a modern, agile mindset.At CAPTRON, we connect the physical and digital worlds - designing smart interfaces and industrial IoT systems used across the globe. We value innovation, teamwork, and technical excellence.Our headquarters are in Olching (near Munich), with branches in China, the USA, and over 20 partner locations worldwide.We’re now growing our development team in Poznań - and we’re looking for a skilled Fullstack .NET Developer with a strong focus on frontend development and design. Your daily tasksDesign, develop, and maintain applications using .NET technologiesWork across the full stack - with a strong emphasis on building modern, responsive, and user-friendly frontend interfacesImplement UI/UX concepts in cooperation with designers, ensuring high usability and visual qualityParticipate in the full software development lifecycleWrite clean, efficient, and maintainable code following SOLID and OOP principlesCollaborate closely with UX/UI designers, embedded engineers, and other developersTake part in code reviews, share knowledge, and help improve development processesIntegrate application software with IoT devices and communication interfaces Your profileDegree in Computer Science or a related field3+ years of professional experience in .NET developmentSolid knowledge of C# and .NET Core / .NET 6+Strong frontend development skills, including:Solid knowledge of JavaScript, HTML5, CSS3Experience with modern frontend frameworks (e.g., React, Angular, Vue, or Blazor)Ability to build responsive and modern UI componentsGood sense of UI/UX design - understanding layout, usability, visual hierarchy, and user flowsStrong understanding of object-oriented design and design patternsExperience working with REST APIs, SQL databases, and Azure DevOpsGood command of English (spoken and written)Analytical mindset, attention to detail, and a proactive attitude Nice to haveExperience with IoT devices and communication protocols (e.g., MQTT, Modbus, CAN, OPC UA)Knowledge of embedded systems integration or hardware communicationFamiliarity with Docker, microservices, or cloud architectures Tech stackC# / .NET / Blazor / JavaScript / Modern Frontend Frameworks / SQL / Azure DevOps / Docker / IoT / Agile We offer🧩 Full-time employment contract (UoP)🌴 30 days of paid vacation🕓 Flexible working hours💻 Hybrid work model (after probation)🚀 Exciting, high-impact projects in industrial IoT and smart sensor technology🧠 Real opportunities for professional growth and innovation🤝 Collaborative and supportive team culture🌍 Modern office in the heart of Poznań Benefits✅ Private medical care✅ Multisport card✅ Group life insurance✅ Team events & integration✅ No dress code✅ Flat hierarchy & open communication Why CAPTRON?We build technology that connects people, machines, and data.If you're a .NET developer who enjoys fullstack work with a strong passion for modern frontend development and UI/UX, CAPTRON is the place for you.