GIS Full Stack .NET Developer

Our subsidiary (First Tech) is seeking a highly experienced GIS Developer, Senior with proven experience in delivering enterprise-grade web applications, geospatial intelligence platforms, and workflow automation solutions, preferably for government organizations.

Key responsibilities

• Design, develop, and maintain secure, scalable enterprise web applications using .NET technologies.
• Translate business requirements into technical solutions and participate in the full software development lifecycle (SDLC).
• Develop and integrate RESTful APIs, backend services, and responsive Single Page Applications (SPAs).
• Build and maintain GIS applications and spatial data solutions using Esri technologies.
• Design, optimize, and support SQL Server databases and integrate with Oracle and MySQL where required.
• Implement secure authentication and authorization using modern security frameworks and protocols.
• Develop reports and workflow automation solutions to support business processes.
• Collaborate with cross-functional teams in an Agile environment and participate in code reviews, testing, deployment, and production support.
• Ensure software quality, performance, security, and compliance with development best practices.

Requirements

Core experience

• Proven experience in designing, developing, and supporting mission-critical enterprise web applications.
• Strong ability to translate complex business requirements into scalable and maintainable software solutions.
• Experience leading development activities throughout the full software development lifecycle, including architecture, implementation, API integration, testing, deployment, and production support.
• Experience collaborating effectively with cross-functional teams using Agile methodologies.

Backend development

• Strong hands-on experience with:
  • .NET Core
  • ASP.NET Core
  • ASP.NET MVC Core
  • ASP.NET MVC 5
  • C#
  • RESTful Web APIs
  • WCF (SOAP) Services
  • Entity Framework
  • LINQ
• Experience designing and implementing clean, scalable application architectures.
• Experience documenting APIs using Swagger.

Frontend development

• Strong experience with:
  • Angular
  • React
  • TypeScript
  • JavaScript (ES6+)
  • HTML5
  • CSS3
  • Bootstrap 5
  • jQuery
  • Vanilla JavaScript
• Experience developing responsive web applications and Single Page Applications (SPA).

GIS & Esri technologies

• Proven experience building GIS applications using Esri APIs and SDKs.
• Experience with:
  • ArcGIS Web AppBuilder
  • ArcGIS Experience Builder
  • ArcGIS Dashboards
  • ArcGIS Portal
  • ArcGIS Desktop (ArcMap & ArcGIS Pro)
  • Survey123
• Experience creating and managing:
  • Web Maps
  • Geodatabases
  • GIS Dashboards
  • Spatial data editing, visualization, and management

Database

• Strong experience with Microsoft SQL Server.
• Experience working with Oracle and MySQL databases.

Security

• Experience implementing application security using:
  • IdentityServer for ASP.NET Core
  • OpenID Connect
  • OAuth 2.0
  • JSON Web Tokens (JWT)

Reporting

• Experience using Telerik Report Designer.

Workflow automation

• Experience with HighGear workflow engine for rule-based process automation and system integration.

Development tools & practices

• Hands-on experience using:
  • Git
  • GitHub
  • Postman
• Strong understanding of:
  • Object-Oriented Programming (OOP)
  • Clean Architecture
  • Agile development methodology

Job location: Client site.