W2 Only / Open for transfers _ .NET Developer w Angular (Must) _ Pennington, NJ or Jersey City, NJ

Mitchell Martin Inc.; Pennington (NJ); On-site; USD 110,000 - 150,000; Full time

Job summary

Mitchell Martin Inc. is seeking an experienced .NET Full Stack Developer in New Jersey to design, develop, test, and support scalable enterprise web applications across frontend and backend.

You will work across stack with Angular, C#, .NET Core, REST APIs, and SQL Server in an Agile environment, collaborating with architects, product owners, QA, DevOps, and other teams.

This is an in-person role with long-term contract or contract-to-hire potential; strong hands-on experience required.

Qualifications

• Experience designing, developing, testing, and supporting scalable enterprise web apps.
• Strong hands-on experience with C#, .NET Core/ASP.NET Core, Angular.
• Experience building RESTful APIs and SQL Server data layer.
• Familiarity with Agile methodologies and CI/CD practices.

Responsibilities

• Design, develop, test, and maintain scalable web apps using C#, .NET Core, ASP.NET Core, and Angular.
• Develop responsive frontend components with Angular, TypeScript, HTML5, CSS3, RxJS.
• Create RESTful APIs and backend services with ASP.NET Core Web API.
• Build and integrate frontend with backend REST APIs.
• Develop SQL Server solutions, including queries and performance tuning.
• Apply EF Core / LINQ for data access.
• Implement authentication using JWT, OAuth 2.0, or Azure AD.
• Collaborate in Agile teams and participate in CI/CD processes.

Skills

C#

.NET Core / ASP.NET Core

Angular

REST APIs

SQL Server

Entity Framework Core

LINQ

JWT / OAuth / Azure AD

Microservices

Tools

Angular

TypeScript

HTML5

CSS3 / SCSS

RxJS

Git

CI/CD

Job description

Location: Pennington, NJ or Jersey City, NJ

Position type: Long term contract / contract-to-hire possible’

Work Authorization / Visa – open to all who can work on our W2

****In person interview is must *****

Job Description

We are looking for an experienced .NET Full Stack Developer with strong hands-on expertise in C#, .NET Core / ASP.NET Core, Angular, REST APIs, and SQL Server. The ideal candidate will be responsible for designing, developing, testing, and supporting scalable enterprise web applications across both frontend and backend layers.

The candidate should be comfortable working across the complete application stack and collaborating with architects, product owners, QA, DevOps, and other development teams in an Agile environment.

Key Responsibilities

• Design, develop, test, and maintain scalable web applications using C#, .NET Core, ASP.NET Core, and Angular.
• Develop responsive and reusable frontend components using Angular, TypeScript, HTML5, CSS3, and RxJS.
• Design and develop RESTful APIs and backend services using ASP.NET Core Web API.
• Build and integrate frontend applications with backend REST APIs.
• Develop database solutions using SQL Server, including queries, stored procedures, views, functions, and performance optimization.
• Use Entity Framework Core / LINQ for data access and application development.
• Implement authentication and authorization using technologies such as JWT, OAuth 2.0, or Azure AD.
• Develop scalable applications using microservices and distributed application architecture where applicable.
• Write clean, maintainable, reusable, and testable code following SOLID principles and design patterns.
• Perform unit testing, debugging, code reviews, and performance tuning.
• Troubleshoot production issues across the UI, API, and database layers.
• Participate in technical design, architecture discussions, sprint planning, and Agile ceremonies.
• Work closely with QA, DevOps, product, and infrastructure teams to deliver production-ready applications.
• Participate in CI/CD and application deployment processes.
• Maintain source code using Git and follow established branching and code-review practices.

Required Skills

Backend – Must Have

• Strong hands-on experience with C#
• .NET Core / ASP.NET Core
• ASP.NET Core Web API
• Object-Oriented Programming
• SOLID principles and Design Patterns
• Entity Framework Core
• LINQ

Frontend – Must Have

• Strong hands-on experience with Angular
• Angular 10+
• TypeScript
• HTML5
• CSS3 / SCSS
• RxJS
• Angular components, services, routing, forms, and dependency injection