Senior .NET Developer

Dou Eu — Poland · Posted ~2 hours ago

Senior Contract

Skills

.NET .NET Core C# Backend development Microservices PostgreSQL Azure App Service REST APIs E-commerce development Enterprise integrations Distributed systems Commercetools SAP Salsify

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Summary ✨ AI‑Generated

A senior .NET developer is needed for a long-term enterprise e-commerce project. The position is approximately 80% backend and involves C#, .NET, microservices, PostgreSQL, cloud-native architecture, and integrations with ERP, CRM, product-data, and payment systems.

Highlights

Long-term senior backend-focused role building a composable e-commerce platform using .NET, cloud-native architecture, microservices, and enterprise integrations, with substantial ownership of distributed services and business logic.

Description

We are looking for a Senior .NET Developer for a long-term project for a Fortune 500 company and global provider of industrial solutions. The project is a custom e-commerce platform built on Commercetools, .NET Core, PostgreSQL and microservices, running on Azure App Service.The platform is integrated with multiple external systems, including SAP, Salsify and payment systems. The core e-commerce functionality comes from Commercetools, while custom microservices extend its functionality and provide additional integrations and business logic.The role is approximately 80% backend and 20% frontend. Responsibilities Design and develop composable commerce solutions integrated with enterprise ERP, CRM, and data platforms, including SAP, Salsify, and payment systems.Build and maintain backend applications and integration services using .NET and C#, following cloud-native and distributed application architecture principles.Develop distributed application services and service-to-service communication patterns for reliable integration between enterprise systems.Create and maintain APIs, middleware, and integration components supporting order processing, pricing, customer information, and data synchronization between Commercetools and connected enterprise platforms.Work on new features and improvements, including warehouse management, brand onboarding, and integrations with new systems.Investigate and resolve current technical and functional issues. Qualifications Bachelor’s degree in Computer Science, Software Engineering, or a related technical field.7+ years of professional experience developing enterprise software applications and integration solutions.Strong hands-on knowledge of .NET and C#, including experience with cloud-native and distributed systems.Experience with Azure App Service.Experience building integrations between different systems and working with APIs.Good understanding of relational databases, preferably PostgreSQL.Ability to work independently, organize your own work, and take ownership of tasks.Strong communication and interpersonal skills. Nice to have Experience with Commercetools or other e-commerce platforms.Experience with Next.js or another modern frontend framework.Experience with SAP, Salsify, payment systems, or other enterprise platforms.Experience with GitHub Actions / GitHub Pipelines.