Senior .NET Backend Engineer - Distributed Cloud Storage

3Shape; København; On-site; DKK 900,000 - 1,200,000; Full time

Job summary

3Shape in Denmark is seeking a Senior Backend Developer to join the Cloud Storage team, building services that move, store and synchronize data across clinics, labs and cloud environments worldwide.

You will design, develop and maintain backend services powering core platform capabilities, with end-to-end delivery and a strong emphasis on reliability, observability and performance across a large production environment.

Qualifications

• Minimum 5 years of professional C#/.NET backend development experience.
• Strong software fundamentals, including data structures and algorithms, distributed systems concepts, concurrency and asynchronous programming, performance optimization, system design and architecture, and debugging complex production problems
• Professional experience in SQL, PostgreSQL desirable
• Backend engineering focus on reliability, security and scalability
• Experience with API design, automated testing, code reviews and building maintainable systems
• Curiosity for modern engineering practices and willingness to keep up with relevant technologies and trends
• A strong ownership mindset: automation-first, focus on reliability and continuous improvement of quality and stability
• Experience with containerized workloads
• Fluent in English (spoken and written)

Responsibilities

• Design, develop and maintain backend services powering core platform capabilities.
• Combine backend development with SRE, IaC and DevOps to work on distributed systems, data synchronization challenges, scalability, reliability and performance across a large production environment.
• End-to-end delivery of features—from development and testing to deployment readiness and stakeholder alignment.
• Collaborate with platform and product teams to align on Azure standards and best practices, especially around Infrastructure as Code, observability and operational readiness.

Skills

C#/.NET

Distributed systems

SQL

API design

DevOps / IaC

Containerization

English fluency

Tools

PostgreSQL

Job description

3Shape in Denmark is seeking a Senior Backend Developer to join the Cloud Storage team, building services that move, store and synchronize data across clinics, labs and cloud environments worldwide.

You will design, develop and maintain backend services powering core platform capabilities, with end-to-end delivery and a strong emphasis on reliability, observability and performance across a large production environment.