Backend Engineer - C#/.NET & Integrations

Pro4all; Woerden; On-site; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Company laptop

Travel expense reimbursement

25 vacation days and 8% holiday pay

Lunches at the office

Job summary

Pro4all is seeking a backend engineer to build the backend and middleware that connect our software, customers, and partners. You will design and develop components in C# and .NET, create secure REST APIs, and enable automated integrations in an agile team.

You’ll collaborate with architects, developers, and product stakeholders to deliver scalable, testable software. Key experience includes PostgreSQL databases, CQRS, DI, and modular service architecture, plus API security with JWT/OpenID

Qualifications

• Experience designing backend and middleware in C#/.NET.
• Knowledge of secure REST APIs and integration patterns.
• Familiarity with CQRS and distributed systems.

Responsibilities

• Design and develop backend and middleware components in C# and .NET.
• Build testable, scalable, robust software with tests.
• Ensure observability with logging and tracing.
• Collaborate with partners and customers on backend integration challenges.

Skills

Distributed backend

C#/.NET

CQRS

Design patterns

Dependency injection

Modular architecture

PostgreSQL

JWT/OpenID Connect

OpenAPI/Swagger

Observability

Tools

Swagger/OpenAPI

Polly

Git

Kubernetes

Azure Service Bus

Azure

Job description

Pro4all is seeking a backend engineer to build the backend and middleware that connect our software, customers, and partners. You will design and develop components in C# and .NET, create secure REST APIs, and enable automated integrations in an agile team.

You’ll collaborate with architects, developers, and product stakeholders to deliver scalable, testable software. Key experience includes PostgreSQL databases, CQRS, DI, and modular service architecture, plus API security with JWT/OpenID