Fullstack .NET Developer

Wymagania: - minimum 3+ years of commercial experience in fullstack development - experience with frontend technologies (React, JavaScript/TypeScript or similar) - experience with backend development in .NET (ASP.NET Web API or similar) - experience working with relational databases (MS SQL Server) - experience with system integrations (REST and/or SOAP APIs) - experience with version control systems (e.g. Git) - experience in building or contributing to web applications in client-server architecture - experience in at least 2 projects involving API integrations with external systems - strong problem-solving skills and ownership mindset - good communication skills and team orientation Mile widziane: - experience with message brokers (e.g. RabbitMQ) - experience in travel industry systems (e.g. GDS, booking platforms) - experience working with AI-driven systems or recommendation engines - experience with dynamic pricing or packaging systems - experience working in Agile environments O firmie: - Kyotu Technology is a boutique software house based in Wrocław and Warsaw, working fully remotely or in hybrid mode across Poland. We focus on long-term, high-quality engineering and building complex, production-grade systems with real business impact. Zakres obowiązków: - develop and maintain fullstack applications (frontend and backend) - build and optimize business logic - develop frontend features using React and modern JavaScript/TypeScript - develop backend services using .NET and ASP.NET Web API - integrate with external systems (REST/SOAP APIs, aggregators, GDS systems) - work with relational databases (MS SQL Server) - implement asynchronous communication (e.g. message brokers like RabbitMQ) - collaborate with cross-functional teams, including R&D/AI components Oferujemy: - B2B contract - 100% remote work - long-term cooperation - project in a dynamic domain (travel / booking systems) - opportunity to work on complex integrations and business logic