[Hiring] GIS Application Developer @DRT Strategies

Role Description

The GIS Application Developer works directly with public health GIS analysts, coordinators, epidemiologists, and other technologists to design, develop, deploy, and maintain IT solutions. The developer builds complex applications for new and existing complex GIS systems. Following an Agile DevOps methodology, builds and tests systems their integration.

Responsibilities

• Designs, configures, customizes, and deploys new features to existing solutions; builds features from customer requirements, managing data flows, and performing routine maintenance, enhancements, and bug fixes.
• Develops and manages a schedule to meet deliverables and establish estimated completion dates.
• Follows the government’s software development lifecycle framework and provides agreed upon project documentation.
• Supports requirements elicitation and provides feedback to optimize requirements to align to development best practices; works with business owners and analysts to define workflows and develop user stories.
• Completes tasks on time with minimal supervision but supports collaboration across teams.
• Provides performance monitoring and tuning, service configuration, security, and licensing when needed.
• Provides user management support.
• Troubleshoots hardware, software, and network issues.
• Administers Enterprise Geodatabases using SQL.
• Automates analysis and reporting tasks using scripting languages such as Python/JavaScript to support field operations.
• Produces static and interactive cartographic products to communicate complex concepts to audiences of all types.

Qualifications

• Must have or be able to obtain a Public Trust with the US federal government.
• At least seven (7) years’ experience in IT development roles.
• Three (3) or more years of experience with relational database management systems using SQL.
• Three (3) or more years of GIS analysis experience.
• Experience with developing mobile-first/responsive, dynamic, and scalable web applications.
• Knowledge of geospatial and mapping concepts such as spatial analysis, map projections, etc.
• Excellent data management skills.
• Browser: web workers, service workers, Web Assembly (Wasm), HTTP range requests.
• Web Mapping: MapLibre, OpenLayers, ArcGIS Maps SDK for JavaScript.
• API Integration: ASP.NET web api, REST api.
• Web UI: HTML/CSS, Bootstrap, D3.js, DataTables.net.
• Cloud-native Data Formats: parquet, geoparquet, pmtiles, COG (cloud native geotiff).
• Cloud platforms: Azure Cloud Storage, Azure Functions.
• Geospatial databases - PostGIS, Spatial SQL.
• Programming: JavaScript, python, Node.js, C#.
• CLI: vector/raster tile generation, gdal/ogr, tippecanoe.
• Module bundlers: Webpack, Vite.
• Web Accessibility: WCAG-Section 508, Axe DevTools, Google Lighthouse.

Preferred Experience

• Experience with CDC environment and standards: SDLC, technical architecture, release processes.
• Experience using Esri ArcGIS Enterprise (Portal), ArcGIS Online, ArcGIS Server, SDE.
• Experience with Agile and DevOps methodologies.
• Esri or Azure certifications.
• Cloud architectures: GeoLakehouse, Apache Iceberg, Hive partitioning, Hilbert Ordering.
• Browser Storage APIs-Origin Private File System (OPFS).
• Deck.gl.
• Geoarrow.
• DuckDB.
• SedonaDB.

Education & Training

• Bachelor’s Degree in Computer Science, GIS or related field.

Work Authorization, Clearance Requirement, & Additional Information

This position requires the ability to obtain and maintain a U.S. government Public Trust clearance. Due to contract requirements, candidates must be U.S. citizens or lawful permanent residents (green card holders) to be eligible.

Salary Range

$45/hour - $60/hour. Salary commensurate with experience.