.NET Backend Developer

Job Description

Work model: hybrid - 2 days a week, Warsaw office.Project language: English.Start: ASAP or 30 days.Remuneration: B2B > up to 42 EUR.FTE: full-time (40 hours per week)Business Travel: may travel once a year to France or the Netherlands.Equipment: laptop provided by the clientIndustry: Information Services.Recruitment process - 1 technical and soft skills meeting for 1-1.5 hours.We are seeking a skilled Backend Developer to join our innovative team focusing on Risks & Inspections and Safety Intelligence projects. The ideal candidate will possess robust experience in .NET / C# development, API and service implementation, and event-driven design patterns. You will play a critical role in ensuring effective domain modeling, integration with various services, and thorough testing methodologies.Main Responsibilities:Implementing strong .NET / C# development practices.Executing API and service implementations.Utilizing event-driven patterns such as events, queues, and idempotency.Developing comprehensive domain models and state management.Managing tenant-aware data access and conducting authorization checks.Integrating with MDM, workflow, audit, and various data services.Conducting unit, integration, service, and contract testing.Collaborating on specifications from structured requirements.Key Requirements:Strong proficiency in .NET / C#.Experience in API and service development.Familiarity with event-driven software architecture.Expertise in domain modeling and traceability.Knowledge of tenant-aware data management.Experience in effective testing methodologies across multiple domains.Nice to Have:Experience with React or similar frameworks.Understanding of spec-driven development practices.Capability to work in a contract-first delivery environment.Experience with cross-capability collaboration.Other Details: The role is designed for a new initiative with a senior-level requirement. Two 5-person teams are being built with a target start date within 3-4 weeks. The initial contract duration is 12 months, with potential extensions subject to a one-month notice period. The work is primarily remote, requiring office attendance two days a week. Candidates may need to travel to the Netherlands or France once during the year. English language proficiency is necessary, and equipment will be provided by the organization.