Senior Full-Stack Developer (Node.js+.NET+Angular18+)

PROJECT INFORMATION:Industry: FintechLocation: Hybrid Warsaw lor Gdańsk - 1-2 x monthAssignment type: B2B Rate: ~155 pln/hSummary: This role focuses on designing and developing enterprise applications, ensuring high-quality user interfaces and robust back-end systems, primarily using Angular, ASP.NET Core, and various cloud services.Main Responsibilities:Design and develop enterprise applications with Angular 20+ on the front end and ASP.NET Core (.NET 9+) on the back end.Implement standalone components and signals-based architecture for responsive, maintainable UIs.Integrate Azure MSAL authentication, RESTful APIs, and external system integrations.Build and optimize data access layers using Entity Framework Core and manage relational data in SQL Server.Ensure application security through authentication, authorization, and data protection using Azure AD.Deploy and manage environments using Docker, Kubernetes, and CI/CD pipelines.Write comprehensive unit and integration tests for both front-end (Vitest) and back-end (xUnit, Moq).Collaborate with cross-functional teams to maintain shared libraries and iterate on user feedback.Troubleshoot, debug, and optimize for scalability and performance across the stack.Key Requirements:Experience: minimum of 7 years as a developer.Front-End: Angular 18+, TypeScript, SCSS, HTML.Back-End: Node.JS, C#, .NET 8+, ASP.NET Core, Entity Framework Core, SQL Server.Languages & Formats: C#, SQL, JSON, YAML.Testing: Vitest, xUnit, Moq.Tools & Frameworks: Git, npm, RESTful APIs, Docker, Kubernetes, CI/CD pipelines.Cloud: Experience with Azure services (AD, SQL, Databricks).Nice to Have:Soft Skills such as Attention to Detail, Collaboration, Problem-Solving, and Learning Agility.