Senior Full stack Developer (Node.js/C#/.NET and Angular) - Europe ONLY

For one of our clients, we are seeking a Senior Developer with deep expertise in code and Architecture - and above all, the ability to lead bold technological processes and change the rules of the game. You will work in a small team as the leading developer, technology-wise, and lead the system modernization effort. If you live and breathe code, love automation, and get excited by the opportunity to write less and create more - this is your place. Responsibilities: Leading the transition from old version to modern microservices architecture Leading work with tools like GitHub Copilot and other LLMs as daily tools Accelerating development processes, automating tests, documenting and understanding complex code Defining new standards for high-volume development environments Technical leadership - including training, mentoring, and hands-on implementation Implementing code solutions quickly and with high quality in critical systems environments Modernization of the system, from Angular 5 & 13 , .NET 4.6.2 & Node.JS 10.15 to the latest versions. Requirements: 7+ years of backend development experience in Node.js/C#/.NET 4+ years of experience in Angular. Great English communication skills. Proven experience in rapidly improving development speed and reducing bugs using AI-based tools Ability to lead end-to-end development processes, including scaling, documentation, and automation System-level thinking, business orientation, and training skills Experience working with microservices architecture and building APIs B.Sc. in Computer Science or a similar technological field – required Relevant Technologies: Backend: Node.js/C#/.NET Framework, ASP.NET Web API/Core, Entity Framework. Databases: SQL Server, MongoDB, Redis Messaging: RabbitMQ Frontend: Angular 5+, TypeScript Cloud & Containers: Azure / AWS, Kubernetes