Senior .NET GIS Engineer — Spatial Data & Azure Solutions

Princeton IT Services, Inc; New York (NY); On-site; USD 120,000 - 150,000; Full time

Job summary

Princeton IT Services, Inc. is seeking a Senior Developer to design and build full-stack .NET and GIS solutions, integrating enterprise systems and ArcGIS-based applications.

You will work across application development, spatial data, Azure services, integrations, and GIS workflow automation. The role requires extensive experience with C#, VB.NET, ASP.NET, .NET Core, EF, SQL Server, ArcGIS, and RESTful APIs, along with strong front-end skills and DevOps practices.

Qualifications

• 8+ years in software development with .NET and GIS experience.
• Bachelor's in CS/Software Eng, GIS or related field; master's preferred.
• 8+ years full-stack .NET with C#, VB.NET, ASP.NET, .NET Core, EF, SQL Server, Azure.
• Strong front-end skills: HTML, CSS, JavaScript, React or Angular.
• Minimum 4 years ArcGIS Pro/ArcMap design and development.
• Hands-on with ArcGIS Maps SDK for .NET, Python (ArcPy), Arcade, ModelBuilder.
• Knowledge of ESRI suite: ArcGIS Pro/Enterprise/Server/Portal/SDE.

Responsibilities

• Develop full-stack .NET and GIS solutions and integrate enterprise systems.
• Design interfaces and integration flows using Visual Studio and related platforms.
• Develop and optimize SQL Server databases and geospatial structures.
• Build scalable apps using Azure App Service, Azure SQL DB, Functions, and more.
• Develop ArcGIS Pro/ArcMap apps and extensions for spatial data editing.
• Create GIS tools/workflows with Python, ArcPy, Arcade, ModelBuilder.
• Integrate GIS apps with enterprise systems and third-party platforms.
• Ensure GIS data quality and optimize spatial databases for performance.
• Develop RESTful APIs for GIS and enterprise platforms.
• Collaborate with stakeholders to gather requirements and deliver solutions.
• Participate in code reviews, debugging, and performance improvements.
• Create technical docs, system designs, and user guides.

Skills

C#

VB.NET

ASP.NET

NET Core

JavaScript

ArcGIS Maps SDK

SQL Server

Azure

Geospatial data

RESTful APIs

React

Angular

ArcPy

DevOps

GitHub

CI/CD

Education

Bachelor's degree in CS/Software Eng

Master's degree

Tools

Visual Studio

ArcGIS Pro

ArcMap

Azure DevOps

Git

ModelBuilder

Job description

Princeton IT Services, Inc. is seeking a Senior Developer to design and build full-stack .NET and GIS solutions, integrating enterprise systems and ArcGIS-based applications.

You will work across application development, spatial data, Azure services, integrations, and GIS workflow automation. The role requires extensive experience with C#, VB.NET, ASP.NET, .NET Core, EF, SQL Server, ArcGIS, and RESTful APIs, along with strong front-end skills and DevOps practices.