Web Application Developer (Full Stack)

A1FED Inc•Frederick, MD

6h•Hybrid

About The Position

We are seeking a highly skilled Web Application Developer to support, enhance, and maintain critical applications on an agency website that enables day-to-day operations for staff. This role involves full-stack development across both front-end and back-end components, ensuring performance, usability, and compliance with security standards.

Requirements

Front-End: React, TypeScript, Ext JS, KendoReact, HTML/HTML5, CSS, Node.js, JSON
Back-End: C#, .NET Framework, SQL, XML
Tools: Visual Studio Code, Microsoft Visual Studio, IIS Express, NuGet
Concepts: Object-Oriented Design, MVC Architecture
Version Control: Git, GitHub
Tier 1 (T1) investigative clearance/background or the ability to pass a T1

Nice To Haves

Ext JS
KendoReact
Microsoft SQL Server Management Studio
Experience supporting government or regulated environments
Familiarity with secure coding practices and STIG compliance
Experience working in Agile development environments
Strong problem-solving and debugging skills

Responsibilities

Develop, enhance, and maintain web applications supporting mission-critical agency operations
Implement new features, improve existing functionality, and resolve defects
Ensure applications meet performance, security, and usability standards
Build and enhance user interfaces using modern frameworks and libraries
Develop applications using React and TypeScript
Work with HTML/HTML5, CSS, and JSON for responsive and dynamic UI development
Compile, build, and run applications using Node.js
Debug and test applications using browser developer tools
Develop code using Visual Studio Code
Apply Model-View-Controller (MVC) architecture principles
Develop, enhance, and maintain APIs and database integrations
Implement object-oriented design and user-defined functions
Generate structured reports, including Excel and PDF outputs
Manage application dependencies using NuGet and XML-based configuration files
Develop and debug applications using Microsoft Visual Studio and IIS Express
Write and optimize SQL queries, stored procedures, tables, and views using Microsoft SQL Server Management Studio
Move and deploy build files to development environments
Use Git for source code management (branching, merging, commits)
Utilize GitHub for repository management, issue tracking, project management, and code reviews
Create and maintain detailed technical documentation for code changes and website updates
Ensure all development aligns with Security Technical Implementation Guides (STIGs) and agency standards