Front-End Application Developer (Angular & GIS)

Job Title: Front-End Application Developer (Angular & GIS)

Location:

Majority Remote

Duration: 6+ Months

Type: Contract

Notes:

Must be able to report in person to Harrisburg, PA for interview, onboarding/equipment pickup, and occasional meetings.

Position Overview

Client is seeking a

mid-level Front-End Application Developer

to support the design and development of the Department. The developer will work under the guidance of a Technical Lead and Application Architect to build, test, and maintain modern, accessible, GIS-enabled web applications.

This role has a strong emphasis on

Angular development, GIS integrations, and digital accessibility compliance .

Key Responsibilities

Design, develop, test, and document front-end application features using

Angular (v14+)

Build responsive, mobile-first user interfaces using

Material Design

and Bootstrap

Integrate front-end applications with

RESTful APIs

and GIS services

Work with

Esri ArcGIS APIs/SDK for JavaScript

and ArcGIS Enterprise/Online environments

Develop and maintain geocoding and geoprocessing services

Collaborate using

Git/Azure Repos

in an Agile development environment

Implement and maintain

accessibility standards

(WCAG 2.1 AA, Section 508, ADA)

Apply WAI-ARIA best practices and inclusive design principles

Write and maintain unit and UI tests using

Jasmine, Karma, and JUnit

Required Qualifications (8+ Years)

Front-End & UI

Angular (version 14 or higher preferred)

Responsive UI development (Material Design, Bootstrap)

HTML, CSS, JavaScript

Mobile-first and cross-platform design

GIS & Mapping

Esri ArcGIS Maps API/SDK for JavaScript

ArcGIS Enterprise Server & ArcGIS Online (Admin experience)

ArcPro / ArcObjects

GeoEvent Processor, Velocity

Experience Builder, Survey123, Field Maps

ArcSDE, multi-user versioning (state trees/branch versioning)

Linear referencing systems, Roads & Highways

Oracle Spatial / Locator or PostGIS

Back-End & Data

RESTful API integration

PostgreSQL / PostGIS or similar relational databases

Testing & Tools

Jasmine, Karma, JUnit

VS Code, Eclipse, or Spring Tool Suite

Git / Azure Repos

Accessibility (Required)

WCAG 2.1 AA compliance

Section 508 & ADA regulations

WAI-ARIA authoring practices

Experience building fully accessible digital products

Preferred Qualifications

Accessibility testing integrated into CI/CD or development workflow

Accessibility compliance included as part of the

"Definition of Done