Senior .NET Backend Engineer — Cloud APIs & Security, Hybrid

Tech Mirrors; New York (NY); Hybrid; USD 140,000 - 190,000; Part time

Job summary

Tech Mirrors seeks a Senior Backend Software Engineer / .Net Consultant to design, build, and support scalable backend services for the E-Citations application. You will work closely with Product and Engineering to deliver secure, production-ready capabilities across cloud platforms.

The role requires deep expertise in .NET, cloud-native development, workflow automation, and enterprise integration, with responsibility for API design, data modeling, and observability.

Qualifications

• 5+ years of hands-on backend software engineering and enterprise application development experience.
• Strong expertise in C#, .NET, and ASP.NET Core.
• Cloud-native backend services and API development experience.
• Experience with Azure, AWS, or GCP.
• Serverless and container technologies exposure (Azure Functions, Kubernetes, ECS).
• Experience with event-driven and workflow technologies (Durable Functions, Kafka, Pub/Sub).
• RBAC/IAM, OAuth/OIDC, encryption and Secure SDLC practices.

Responsibilities

• Design, develop, test, deploy, and support backend services for E-Citations.
• Build secure REST/SOAP APIs and integrations across systems.
• Develop workflow automation and event-driven processing.
• Build and optimize data models and ETL/ELT pipelines.
• Implement authentication, authorization, and encryption practices.
• Develop and support CI/CD pipelines and IaC.
• Troubleshoot defects and production issues; perform root cause analysis.
• Collaborate with Product, iOS, QA, and infrastructure teams.

Skills

C#

ASP.NET Core

Cloud-native

REST APIs

Event-driven

RBAC/IAM

SQL/NoSQL

CI/CD

Security

Mentoring

Education

Bachelor’s degree in Computer Science or related field

Tools

Azure Functions

AWS

Kubernetes/AKS

GitHub Actions

Terraform

Job description

Tech Mirrors seeks a Senior Backend Software Engineer / .Net Consultant to design, build, and support scalable backend services for the E-Citations application. You will work closely with Product and Engineering to deliver secure, production-ready capabilities across cloud platforms.

The role requires deep expertise in .NET, cloud-native development, workflow automation, and enterprise integration, with responsibility for API design, data modeling, and observability.