Staff Engineer - .NET/C# Full Stack Developer

InnoveusIT; New York (NY); Hybrid; USD 120,000 - 180,000; Full time

Job summary

InnoveusIT in New York City is seeking a Staff Engineer - .NET/C# Full Stack Developer to design and deliver scalable web applications. You will own features end to end, from database design and backend services to responsive React front ends.

The role emphasizes building secure RESTful APIs, Azure deployment, and strong code quality through reviews and patterns. Hybrid work with on-site days is offered.

Qualifications

• Bachelor's degree required or 5+ years of full stack experience with C# and ASP.NET Core Web API.
• Experience building secure, scalable RESTful APIs and React front ends.
• Proficient in MS SQL Server database design and performance tuning.
• Knowledge of design patterns, SOLID, and clean code practices.
• Experience with CI/CD pipelines and Azure cloud services.

Responsibilities

• Design and develop enterprise-grade full stack applications using .NET/C# and React.
• Build secure, high-performance RESTful APIs and integrate with systems.
• Develop responsive, accessible UI using React, HTML, and CSS.
• Design and optimize MS SQL Server databases, including complex queries and indexing.
• Deploy, scale, and monitor applications using Azure services.

Skills

C#

ASP.NET Core Web API

React

MS SQL Server

Entity Framework Core

TypeScript

Azure

Git

Education

Bachelor's degree in Computer Science, Engineering, or a related field

5+ years of professional full stack experience with C#

Tools

Docker

Azure Kubernetes Service

Azure DevOps

Jest

xUnit

NUnit

Job description

Staff Engineer - .NET/C# Full Stack Developer

New York City, New York

Hybrid (3 days onsite)

Full-time

Job Description:

As a .NET/C# Full Stack Developer, you will design and deliver scalable web

applications that support our technology and operations teams.

You will own features end to end, from database design and backend services to

responsive React front ends and contribute to code quality and cloud practices on

Key Responsibilities:

Design and develop enterprise-grade full stack applications using .NET/C# and

React

Build secure, high-performance RESTful APIs and integrate applications with

internal and third-party systems

Develop responsive, accessible user interfaces using React, HTML, CSS, and

Design and optimize MS SQL Server databases, including complex queries,

stored procedures, indexing, and performance tuning

Deploy, scale, and monitor applications using Azure services (e.g., App Service,

Follow best practices in coding standards, design patterns, testing, and security

Participate in code reviews and support other developers on the team

Collaborate with stakeholders to translate business requirements into technical

solutions and estimates

Troubleshoot production issues and perform root-cause analysis

Document technical designs, decisions, and deployment processes

Qualifications:

Bachelor's degree in Computer Science, Engineering, or a related field (or

5+ years of professional experience in full stack development with C# and

Strong expertise in ASP.NET Core Web API, dependency injection, and

asynchronous programming

Advanced knowledge of HTML5, CSS3, and responsive design principles

Proven experience designing and optimizing MS SQL Server databases (T-

Strong hands-on experience with Entity Framework / Entity Framework Core,

including code-first migrations, LINQ, and query performance optimization

Solid experience building and deploying applications on Azure

Strong understanding of design patterns, SOLID principles, and clean code

practices

Proficiency with Git and branching strategies

Excellent problem-solving and communication skills

Ability to work independently and in a collaborative, fast-paced environment

Preferred Skills:

Hands-on experience with CI/CD pipelines (e.g., Azure DevOps)

Experience with authentication and authorization using Azure AD / Microsoft

Entra ID, OAuth 2.0, and OpenID Connect

Knowledge of TypeScript and state management libraries (e.g., Redux, React

Query)

Familiarity with microservices, containerization (Docker), or Azure Kubernetes

Service

Experience with unit and integration testing frameworks (e.g., xUnit, NUnit, Jest)

Exposure to Agile/Scrum delivery practices