Senior GIS Application Developer - Full Stack

LingaTech•Harrisburg, PA

10h•Hybrid

About The Position

The Senior Developer is responsible for designing, developing, and enhancing a modern, enterprise-grade Unified Crash System, working closely with a Technical Lead and Application Architect. This role focuses on full-stack development, GIS integrations, data visualization, and accessibility-compliant solutions using modern Java, Angular, Azure, and Esri technologies.

Requirements

8+ years of experience developing front-end applications using Angular (preferably Angular 14 or higher) and modern UI technologies
8+ years of experience in back-end development using Java with Spring Boot in a microservices architecture, including RESTful API design, GIS integrations, and spatial data handling
8+ years of experience using testing frameworks such as jUnit, with working knowledge of Jasmine and Karma
8+ years of experience in data and reporting solutions, including Power BI dashboards, enterprise reporting integrations, and relational/spatial databases such as PostgreSQL/PostGIS
8+ years of experience with Azure-focused cloud and DevOps practices, including AKS, Azure API Management, Azure DevOps CI/CD pipelines, and Docker containerization
8+ years of experience using development tools and environments such as ArcGIS Online (AGOL), ArcGIS extensions for WebEOC, VS Code or Eclipse, and Git/Azure Repos
Experience with the Esri ArcGIS Maps API/SDK for JavaScript
Knowledge and hands-on experience with Esri technologies including ArcPro/ArcObjects, GeoEvent Processor, Velocity, Experience Builder, Survey123, and Field Maps
Experience administering and integrating ArcGIS Enterprise Server and ArcGIS Online/Hub/Community environments
Experience designing and developing geocoding and geoprocessing services
Knowledge of Esri ArcSDE and multi-user versioning, including state tree and branch versioning models
Knowledge of linear referencing systems and methods, including Esri Roads and Highways and Oracle Locator/Spatial
Knowledge of responsive, mobile-first application design principles
Knowledge of software design patterns and SOLID principles
Knowledge of digital accessibility and disability inclusion best practices
Knowledge of digital accessibility regulations, including Section 508 and ADA
Knowledge of WCAG 2.1 AA requirements
Experience designing for multiple platform technologies, including HTML, CSS, JavaScript, iOS, and Android
Experience applying WAI-ARIA authoring guidelines and accessibility best practices
Experience optimizing applications for built-in accessibility features across web and mobile platforms
Experience developing digital products that comply with established accessibility standards

Nice To Haves

2+ years of experience working with PostgreSQL databases
2+ years of experience incorporating accessibility testing into the software development process
2+ years of experience building digital products where accessibility compliance is included in the definition of done
8+ years of experience designing responsive user interfaces using Bootstrap and Material Design libraries
8+ years of prior experience working with jQuery

Responsibilities

Design, develop, test, and document application features and enhancements using Angular, Java, Spring Boot, and microservices-based architectures
Collaborate with technical leadership to translate system requirements into scalable, maintainable solutions
Build and integrate RESTful APIs supporting enterprise and GIS-enabled applications
Develop responsive, mobile-first user interfaces using Angular, Material Design, and modern UI best practices
Implement and maintain GIS integrations using Esri ArcGIS APIs, SDKs, and enterprise mapping platforms
Design and develop geocoding, geoprocessing, and spatial data services supporting linear referencing systems
Administer and integrate ArcGIS Enterprise Server, ArcGIS Online, Hub, and related Esri tools
Develop and maintain reporting solutions and dashboards using Power BI and spatially enabled data models
Design and support PostgreSQL/PostGIS-based data structures for reporting and analytics
Perform unit and front-end testing using frameworks such as jUnit, Jasmine, and Karma
Deploy and manage containerized applications using Docker, AKS, and Azure API Management
Implement CI/CD pipelines and source control workflows using Azure DevOps and Git repositories
Ensure applications meet digital accessibility standards, including WCAG 2.1 AA, Section 508, and ADA requirements
Apply WAI-ARIA guidelines and accessibility testing as part of the development lifecycle and definition of done
Optimize applications for performance, usability, and accessibility across web and mobile platforms
Support development using modern IDEs and tools such as VS Code, Eclipse, and ArcGIS extensions