Backend .NET Developer - .Net Core/Azure (f/m/d)

Optimus Search; Monheim am Rhein; Vor Ort; EUR 55.000 - 75.000; Vollzeit

Zusammenfassung

A technology firm is seeking a Backend .NET Developer to join their team in Nordrhein-Westfalen. The ideal candidate will have several years of experience in backend development using C# and ASP.NET Core, with strong database skills in PostgreSQL and CosmosDB. This role offers the opportunity to work on a cloud-native IoT platform, optimizing algorithms and collaborating with a skilled team to deliver advanced solutions.

Qualifikationen

• Several years of proven experience in developing backend applications.
• Strong proficiency with databases such as PostgreSQL and CosmosDB.
• Experience in Domain-Driven Design (DDD) and event-driven architectures.
• Hands-on experience with messaging technologies in production environments.

Aufgaben

• Develop scalable, reliable, and efficient backend services for our cloud-native IoT platform.
• Take ownership of entire functional areas or services.
• Actively shape system architecture and select suitable frameworks and technologies.
• Work closely with data scientists to optimize algorithms.
• Collaborate with frontend developers to create applications.

Kenntnisse

C#

ASP.NET Core

PostgreSQL

CosmosDB

Domain-Driven Design (DDD)

Event-driven architectures

Kafka

Azure Event Hub

MQTT

Advanced German language skills

Jobbeschreibung

About us

Optimus Search is working with a forward-thinking IoT company in the energy sector that is developing technology to help reduce heating energy use in both new and existing buildings. Their product plays a key role in helping customers reach net-zero climate goals. They are looking to hire a Backend .NET Developer to support their growing team. As a Microsoft Gold Partner, they work with modern tools and technologies, and this role offers the chance to develop solutions in a cloud-based environment.

Tasks

• Develop scalable, reliable and efficient backend services for our cloud-native IoT platform.

• Take ownership of entire functional areas or services and guide them through the full development lifecycle.

• Actively shape system architecture and select the most suitable frameworks and technologies.

• Work closely with data scientists to optimize and implement algorithms that directly impact the user experience.

• Operate in a state‑of‑the‑art technology environment with ASP.NET Core.

• Collaborate with frontend developers to create customer‑focused applications for multiple platforms.

Profile

• Several years of proven experience in developing backend applications using C# and ASP.NET Core.

• Strong proficiency with databases such as PostgreSQL and CosmosDB.

• Passion for implementing and optimizing complex algorithms.

• Experience in Domain‑Driven Design (DDD) and event‑driven architectures.

• Hands‑on experience with messaging technologies such as Kafka, Azure Event Hub and MQTT in production environments.

• Advanced German language skills (B1 level or higher).