Senior .NET Core Developer for Identity Server Setup Delivery

Harbor Softworks

Freelance · Remote · Flexible hours

About the role

Harbor Softworks is revamping a critical legacy production platform. The goal is to achieve zero‑downtime migration while adopting modern .NET Core practices. You will lead the technical redesign and ensure seamless cut‑over.

Key responsibilities

• Design and implement micro‑service components using .NET Core
• Migrate existing business logic to Azure cloud services
• Set up CI/CD pipelines for automated testing and deployment
• Collaborate with QA and Ops to validate zero‑downtime rollout
• Document architecture decisions and create migration runbooks

Must-have skills

• 5+ years of .NET Core development
• Strong C# expertise and Azure experience
• Proven track record with legacy system modernization
• Hands‑on knowledge of Docker and Kubernetes
• Ability to write clean, testable code

Nice to have

• Experience with Event‑Driven Architecture
• Familiarity with Terraform or ARM templates
• Background in performance tuning for high‑throughput services