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System Developer Consultant

|  Posted On: Nov 14, 2025

location:New York, NY 10271

18 Months, Contract

mode of work:On-site

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Job Summary

Job Title:  
System Developer Consultant

Posted Date:  
Nov 14, 2025

Duration:  
18 Months, Contract

Shift(s):  

09:00 - 17:00 EST


Salary ($): 
89.46 - 90.31 per Hourly (compensation based on experience and qualifications)

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Talk to our Recruiter

Name:
 
Shyam Khandelwal

Email:
 
shyam@rangam.com

Phone:
 
973-598-3755

Description

 

PROJECT SCOPE:

Client seeks an experienced consultant that can:

  • Design and implement full stack solutions using Microsoft .NET technologies, including C#, VB.NET, ASP.NET, .NET Core, .NET 9.0, Entity Framework, JavaScript libraries, and ArcGIS Maps SDK for .NET.
  • Identify, analyze, and develop interfaces and integration flows using Visual Studio Application platform.
  • Develop and optimize database structures and queries using Microsoft SQL Server to ensure efficient data storage and retrieval.
  • Utilize Azure services to build scalable and reliable cloud-based applications, leveraging services such as Azure App Service, Azure SQL Database, and Azure Functions.
  • Integrate GIS applications and data with enterprise systems, improving operational workflows and data accessibility.
  • Design, develop, and enhance ESRI ArcGIS Pro-based applications and custom extensions for spatial data editing of linear, point, and polygon features.
  • Implement custom tools, scripts, and workflows in ArcGIS Pro to optimize GIS data editing.
  • Manage, process, and analyze spatial data from diverse sources.
  • Ensure the integrity and accuracy of GIS datasets, including performing data conversions, quality assurance, and updates.
  • Develop integration solutions for GIS systems with enterprise platforms or third-party tools.
  • Automate repetitive GIS workflows using Python (ArcPy), Arcade, ModelBuilder, or similar tools.
  • Collaborate with interface designers to integrate user-facing elements with server-side logic, ensuring seamless user experiences.
  • Participate in code reviews to maintain code quality, identify potential issues, and suggest improvements.
  • Troubleshoot and debug complex application issues, providing timely resolutions to maintain system stability.
  • Communicate effectively with team members, stakeholders, and project managers to gather requirements, provide updates, and manage expectations.
  • Create and maintain technical documentation, including system designs, workflows, and user guides.
  • Ensure solutions comply with industry best practices, standards, and security protocols.
  • Prepare documentation and conduct knowledge transition to support adoption across the organization and other city agencies.
  • Stay current with industry trends and emerging technologies to propose innovative solutions and improve development processes.

REQUIRED QUALIFICATIONS, SKILLS, AND EXPERIENCE

  • Bachelor's degree in Computer Science, Software Engineering, Information Systems, Geographic Information Systems (GIS), or a related field. Master's degree is a plus.
  • Proven experience (4+ years) as a full stack .NET Developer with hands-on expertise in C#, VB.Net, ASP.NET, .NET Core, .NET 9.0, Entity Framework, MVC, SQL Server, and Azure.
  • Solid understanding of front-end technologies, including HTML, CSS, JavaScript, and related frameworks (e.g., React, Angular).
  • Minimum of 2 years of experience in ArcGIS Pro and/ArcMap-based GIS solution design and development.
  • Experience with RESTful API development and integration.
  • Hands-on development experience with ArcGIS Maps SDK for .NET, Python, ArcPy, Arcade, and Model Builder to create/extend editing tools in ArcGIS Pro.
  • Demonstrated proficiency with ESRI product suite, including ArcGIS Pro, ArcGIS Enterprise (Server, Portal, SDE DataStore), ArcGIS Desktop, ArcGIS Online, and ArcMap.
  • Demonstrated experience working with geospatial data types in Microsoft SQL Server, Oracle/Oracle Spatial, and PostgreSQL/PostGIS databases.
  • Experience with MS-SQL Server, PostgreSQL, Oracle, and/or other geospatial databases.
  • Ability to collaborate effectively within a team environment.
  • Proven ability to lead cross-functional teams and deliver projects on time and within scope.
  • Strong knowledge of software architecture principles, design patterns, and best practices.
  • Familiarity with DevOps practices and tools for continuous integration and delivery.
  • Familiarity with application lifecycle management (ALM) tools such as Azure DevOps and GitHub extensions.
  • Experience with version control using Git and GitHub and release management practices.
  • Excellent problem-solving skills and ability to work effectively in a collaborative team environment.
  • Strong communication skills, both written and verbal.
  • Microsoft Azure certifications are a plus.
  • Demonstrated experience working with technical and non-technical staff.

DESIRABLE SKILLS/EXPERIENCE:

 

The selected candidate must have excellent verbal and written communication skills and have the ability to interact professionally with a diverse group including executives, managers, and subject matter experts.
The candidate should be a team player.