Senior Backend Architect for B2B Sales Platform

Stark Sourcing and IT; Viby; On-site; DKK 900,000 - 1,300,000; Full time

Job summary

STARK Group is seeking a Senior Backend Engineer to drive the Sales application's evolution, building scalable, cloud-native services powering B2B sales across thousands of professional customers.

You will design robust backend systems, strengthen reliability and performance, and advance a microservice/event-driven stack with Kafka, PostgreSQL, Kubernetes, Argo and Grafana. You will mentor juniors and uphold Clean Architecture and DDD practices.

Qualifications

• 5–10 years of professional software development experience.
• Strong experience in C# and the .NET ecosystem.
• Proven track record in building microservices and distributed systems in cloud environments (Azure preferred).
• Hands-on with event-driven architectures and messaging systems (Kafka).
• Deep knowledge of relational databases, esp. PostgreSQL.

Responsibilities

• Lead the design and implementation of robust backend services powering the B2B sales experience.
• Strengthen system reliability and performance for stores’ users.
• Evolve microservice and event-driven architecture with Kafka integrations to core services like Pricing.
• Champion Clean Architecture, DDD, SOLID, and automated testing to safeguard long-term health.
• Mentor junior developers through code reviews and engineering excellence.

Skills

C# / .NET

Backend engineering

Cloud-native

Microservices

Event-driven

PostgreSQL

SOLID / Clean Architecture

DDD

Automated testing

Mentoring

Kubernetes

Kafka

Grafana

Argo

Tools

Kubernetes

Argo

Grafana

Kafka

Job description

STARK Group is seeking a Senior Backend Engineer to drive the Sales application's evolution, building scalable, cloud-native services powering B2B sales across thousands of professional customers.

You will design robust backend systems, strengthen reliability and performance, and advance a microservice/event-driven stack with Kafka, PostgreSQL, Kubernetes, Argo and Grafana. You will mentor juniors and uphold Clean Architecture and DDD practices.