Remote FullStack Developer .NET + Angular 3 months

Square One Resources REMOTE WARSAW 2026-09-24

at least 5 years of professional experience as a backend .NET and frontend Angular developer
strong knowledge of .NET / .NET 10
good knowledge of MS SQL Server and SQL
practical experience in designing and consuming RESTful APIs
solid knowledge of Angular, TypeScript and JavaScript
good knowledge of HTML5 and CSS3
experience in developing responsive layouts and understanding of UX/UI principles
experience with Git and Git Flow and working with team-based repositories
knowledge of CI/CD, particularly Azure DevOps
experience with Jira
ability to work effectively in a team and prepare technical documentation

Optional

experience with RabbitMQ
knowledge of Azure Service Bus
experience with Apache Kafka
experience integrating applications with external systems
experience working on modernization or replacement of legacy applications

project focused on replacing the existing POSEOR application, currently based on Access 97, with a modern web-based solution
develop a new application and migrate existing reporting functionality to data provided by the Central Warning Database
serve as the target source for warning-related data, including ad-hoc, permanent and one-time warnings, provide full data archiving and integration with cooperating systems including EDR/SERWO2
analysis of existing POSEOR reports, definition of their equivalents in the new solution, preparation of requirements, and implementation of reports based on the new data source

,[designing and developing a modern web application using .NET and Angular, developing backend services, business logic and REST APIs, designing and developing relational databases using MS SQL Server, integrating the application with external systems and services, implementing application security mechanisms, preparing and configuring development and test environments, analyzing existing POSEOR reports and translating them into the new solution, developing new reports based on data from the Central Warning Database, developing responsive and user-friendly interfaces, performing internal functional and integration testing, supporting business acceptance and testing activities, preparing technical and project documentation, working with Git and Git Flow, supporting CI/CD processes using Azure DevOps, collaborating with developers, testers, business stakeholders and other project participants] Requirements: .NET, Angular, JavaScript, TypeScript, MS SQL, RabbitMQ, Kafka Additionally: Sport subscription, Private healthcare.