Senior Remote .NET Services Engineer

ARETUM Holdings LLC; Bethesda (MD); On-site; USD 140,000 - 180,000; Full time

Benefits offered by this job

Health insurance

401k plan

Paid time off

Professional development

Job summary

ARETUM Holdings LLC is seeking a .NET Services Engineer to design and implement backend services, APIs, and data integrations using ASP.NET Core, C#, EF Core, PostgreSQL, GraphQL, and Azure. You will work in a federal contracting environment with strong emphasis on security and compliance.

The role focuses on building microservices with ASP.NET Core, writing robust unit tests, and ensuring observability with OpenTelemetry.

Qualifications

• 8+ years of professional software development experience focusing on ASP.NET services.
• Bachelor's Degree required; an additional 2 years of experience is acceptable in lieu of a degree.
• Strong proficiency in C# and .NET frameworks.
• Experience building microservices using ASP.NET Core in C#.
• Experience with developing GraphQL APIs in ASP.NET or similar platforms.
• Proven track record of unit tests for microservices and GraphQL APIs.
• Experience with PostgreSQL databases and EF Core.
• Experience integrating and managing PostgreSQL with EF Core in ASP.NET microservices.
• Experience with Azure cloud services (AKS, Key Vault, Storage) and Azure Pipelines.
• Kubernetes and Helm charts management; agile collaboration with Azure DevOps and Git.

Responsibilities

• Design and develop services to implement business logic and modify data using ASP.NET and EFCore
• Create robust unit tests for APIs and other application components to ensure functionality and reliability
• Integrate advanced observability features into services, including Open Telemetry metrics and correlation identifiers
• Troubleshoot and resolve issues reported by testers and end-users, and address bugs effectively
• Diagnose operational problems in deployed environments and log detailed bug reports for resolution
• Model and refine data structures for new features and optimize models for existing functionalities
• Develop complex SQL queries and views to enhance application integration and performance
• Maintain and evolve GraphQL schemas to support seamless data integration across systems

Skills

ASP.NET Core

C#

EF Core

PostgreSQL

GraphQL APIs

Azure

Kubernetes

Azure DevOps

Unit testing

OpenTelemetry

Azure Pipelines

Education

Bachelor's degree

Master's degree

Tools

Git

Docker

AKS

Helm

Job description

ARETUM Holdings LLC is seeking a .NET Services Engineer to design and implement backend services, APIs, and data integrations using ASP.NET Core, C#, EF Core, PostgreSQL, GraphQL, and Azure. You will work in a federal contracting environment with strong emphasis on security and compliance.

The role focuses on building microservices with ASP.NET Core, writing robust unit tests, and ensuring observability with OpenTelemetry.