Senior Web Developer

ASRC Agile Decision Sciences is seeking a full-time Front-End Developer to join to design, build, and maintain our web-based mapping application that supports mission-critical geospatial workflows. The ideal candidate will be highly proficient in modern JavaScript development, experienced with the ArcGIS JavaScript API (4.x), and capable of supporting geospatial data processing and system administration tasks. Work Location: Remote Responsibilities• Develop, enhance, and maintain front-end geospatial web applications using robust Vanilla JavaScript architecture.• Implement and customize mapping functionality using the ArcGIS JavaScript API 4.x.• Collaborate with back-end developers, analysts, and GIS specialists to integrate spatial data and services.• Troubleshoot and optimize front-end performance, usability, and map rendering behavior.• Support MS SQL Server ETL processes, including understanding existing data pipelines and modifying them when needed.• Participate in code reviews, architectural discussions, and best-practice development processes.• Prepare technical documentation for applications, workflows, and data processes. Qualifications A bachelor’s degree in a related field and 4+ years of experience. Demonstrable experience writing clean, modular, and well-structured JavaScript, including designing applications in Vanilla JavaScript without heavy frameworks. Hands-on experience developing geospatial applications with ArcGIS JS API 4.x. Working knowledge of SQL Server ETL workflows and the ability to modify or maintain existing processes. Ability to collaborate in a team environment and communicate effectively with both technical and non-technical stakeholders. Strong problem-solving skills and attention to detail. Experience with version control systems such as Git. Understanding of modern web technologies (HTML5, CSS3, Webpack, Node.js, etc.).