Senior .NET Lead: Backend Architecture & Microservices

Derextechnologiesinc; Trenton (NJ); On-site; USD 120,000 - 150,000; Full time

Job summary

Derex Technologies INC in Trenton, NJ is seeking an experienced .NET Lead to architect backend services and guide a team of developers. The role focuses on C#, ASP.NET Core, and cloud-enabled architectures aligning with client requirements.

The ideal candidate will lead design reviews, implement robust APIs, and optimize data layers, while coordinating with DevOps, QA, and product teams to deliver secure, scalable software solutions.

Qualifications

• Proficient in C#, ASP.NET Core, and .NET Framework.
• Experience building RESTful APIs and microservices.
• Strong expertise in SQL Server, EF Core, and query optimization.
• Proficiency in cloud platforms such as Azure or AWS.
• Familiarity with CI/CD pipelines and version control systems (Git, Azure DevOps, GitHub).
• Experience with asynchronous programming, dependency injection, and middleware in .NET.
• P&C insurance domain

Responsibilities

• Design and architect scalable, efficient, and secure back-end solutions based on client requirements.
• Lead a team of back-end developers, providing technical guidance, code reviews, and mentorship.
• Write and maintain high-quality, efficient, and maintainable code using C# and .NET Core/.NET Framework.
• Develop RESTful APIs and microservices for seamless communication between front-end applications and databases.
• Design, implement, and optimize relational and NoSQL databases to support application needs.
• Work closely with cross-functional teams (front-end, DevOps, QA, product management) to ensure end-to-end project success.
• Act as the primary technical contact for clients and stakeholders during all phases of the project lifecycle.
• Prepare and maintain detailed technical documentation, including system design, architecture, and deployment guides.

Skills

C# & .NET

ASP.NET Core

RESTful APIs

Microservices

SQL Server

Entity Framework Core

Query optimization

Cloud Platforms (Azure/AWS)

CI/CD pipelines

Git / Azure DevOps / GitHub

Asynchronous programming

Dependency Injection

Middleware

P&C Insurance domain

Job description

Derex Technologies INC in Trenton, NJ is seeking an experienced .NET Lead to architect backend services and guide a team of developers. The role focuses on C#, ASP.NET Core, and cloud-enabled architectures aligning with client requirements.

The ideal candidate will lead design reviews, implement robust APIs, and optimize data layers, while coordinating with DevOps, QA, and product teams to deliver secure, scalable software solutions.