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Job Description – Full Stack .NET Developer (GIS)

Location: New York, NY
Job Type: Contract

Responsibilities

• 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 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 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 frameworks such as React or Angular.
• Minimum of 2 years of experience in ArcGIS Pro and/or 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 ModelBuilder to create/extend editing tools in ArcGIS Pro.
• Proficiency with ESRI product suite including ArcGIS Pro, ArcGIS Enterprise (Server, Portal, SDE DataStore), ArcGIS Desktop, ArcGIS Online, and ArcMap.
• 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

• Excellent verbal and written communication skills.
• Ability to interact professionally with executives, managers, and subject matter experts.
• Strong teamwork and collaboration mindset.