Senior Full Stack NET GIS Developer ArcGIS Pro

Senior Full Stack NET GIS Developer ArcGIS Pro

Location: New York, NY - onsite for the first 3 months, hybrid thereafter

Schedule: Monday-Friday, 9:00 AM-5:00 PM ET, up to 35 billable hours per week

Engagement: Long-term consulting assignment, anticipated through March 31, 2028

Interview Requirement: Candidates must be available for an in-person interview at 120 Broadway in New York City.

Position Overview

Peer Consulting Resources is seeking a Senior Full Stack .NET GIS Developer to support a major

application modernization initiative for the New York City Department of City Planning. This role will lead and contribute to the redesign of a data-maintenance platform using Microsoft .NET, C#, SQL Server, Azure, and ESRI ArcGIS technologies. The selected consultant will design and build full-stack solutions, extend ArcGIS Pro editing capabilities, integrate GIS data with enterprise applications, and guide other developers through implementation and knowledge transition.

Key Responsibilities

Design, develop, test, and implement full-stack solutions using C#, VB.NET, ASP.NET, .NET Core, .NET 9.0, Entity Framework, MVC, JavaScript frameworks, and SQL Server.

Lead and participate in application architecture, system design, coding, integration, release, and

production support activities across the SDLC.

Design, develop, and enhance ESRI ArcGIS Pro applications and custom extensions for editing linear and point-based spatial features.

Build custom GIS tools, scripts, and workflows using ArcGIS Maps SDK for .NET, Python, ArcPy,

Arcade, and ModelBuilder.

Develop and optimize relational and spatial database structures, queries, and data-access components for performance, integrity, and usability.

Build scalable cloud solutions using Azure services such as Azure App Service, Azure SQL Database and Azure Functions.

Develop and integrate RESTful APIs and connect GIS solutions with enterprise systems and third-party platforms.

Process, analyze, convert, validate, and maintain spatial data from multiple sources, including quality assurance and data updates.

Collaborate with business stakeholders, interface designers, project managers, and technical teams to refine requirements and deliver user-centered solutions.

Guide application developers, participate in code reviews, troubleshoot complex issues, and promote architecture, security, and development best practices.

Create and maintain technical designs, workflows, support documentation, and user guides, and conduct knowledge-transfer sessions.