Senior Cloud Backend Engineer .NET

7 days ago


Bucharest, Bucureşti, Romania ARNIA Full time

We are growing a cloud-native backend ecosystem on AWS, building new services and modernizing existing ones. The environment will be .NET-first, with Python playing an important role across parts of the platform and tooling.

You'll work on scalable, event-driven systems powered by AWS serverless services, with infrastructure managed through Terraform.

What you'll work on
  • Build and evolve backend services using C#/.NET
  • Contribute to systems and automation written in Python
  • Design and deliver AWS serverless, event-driven solutions
  • Define and manage cloud infrastructure using Terraform (Infrastructure as Code)
  • Improve reliability, scalability, and observability of production services
  • Collaborate in a modern engineering team (code reviews, design discussions, best practices)
Requirements
  • 6+ years of software engineering background
  • Proficiency in C#/.NET
  • Working knowledge of Python
  • Hands-on experience with AWS (building and operating cloud services)
  • Infrastructure as Code using Terraform (or similar)
  • Strong understanding of AWS serverless architectures (e.g., Lambda, API Gateway, EventBridge, Step Functions, SQS/SNS)
Nice to have
  • CI/CD experience and DevOps mindset
  • Observability/monitoring knowledge (Grafana / CloudWatch)
  • Experience with distributed systems and event-driven architectures

Share this job:

relocation package

competitive compensation packages

flexible working hours

job rotation

performance bonuses

learning through Arnia Academy

attractive projects

trainings

international work experience

referral program

medical benefits



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