GIS Developer Mid Level

Salary: $135,200 - 176,800 per year Requirements:

• We need 3–5 years of application development experience, including hands-on work with ArcGIS Experience Builder.
• We require proficiency with the ArcGIS Maps SDK for JavaScript, or the ArcGIS API for JavaScript.
• We are looking for strong JavaScript, TypeScript, React, HTML, and CSS skills.
• Experience with ArcGIS Online and/or ArcGIS Enterprise Portal, including web maps and feature or map services, is required.
• The ability to obtain and maintain a DHS Public Trust clearance is required.
• You must be able to work on site in the Washington, DC area and have strong problem-solving skills.
• A bachelors degree in Computer Science, GIS, Geography, or a related discipline, or equivalent experience, is required.
• We prefer candidates with Experience Builder Developer Edition and Jimu framework experience.
• Familiarity with ArcGIS Pro, REST APIs, Git, and Agile/Scrum delivery is preferred.
• Prior federal or DHS program experience and an active or recent Public Trust are preferred.
• Esri technical certifications are a plus.

• We develop, configure, and tailor web applications using ArcGIS Experience Builder through both low-code setup and custom development.
• We build custom widgets, themes, and templates with React, TypeScript, and the ArcGIS Maps SDK for JavaScript.
• We integrate applications with ArcGIS Online and ArcGIS Enterprise Portal, working with web maps, feature services, and REST or geospatial APIs.
• We collaborate with GIS analysts, cartographers, and system architects to translate mission needs into responsive, functional applications.
• We troubleshoot, test, and improve application performance, usability, and security to meet federal standards.
• We support deployment, documentation, and ongoing maintenance of delivered applications.

• API
• CSS
• GIS
• Git
• Support
• JavaScript
• REST
• React
• Security
• TypeScript
• Web

More:

We are Aarnest, supporting an enterprise GIS program for a federal DHS geospatial mission. This is a full-time, hybrid role requiring two days on site in the Washington, DC metro area. The position offers a pay range of $65.00 to $85.00 per hour and requires U.S. work authorization. We are seeking someone who can turn mission requirements into intuitive, map-centric web applications used by analysts and decision-makers.

last updated 41 week of 2026