Front-End React Developer - 26-01289

Job Description

Job Description

Job Title : Front-End React Developer

Location : New York, NY

Duration : 1+ Year Contract

Position Overview

We are seeking a Senior Front-End React Developer to design, develop, and deploy modern, secure, and accessible web-based applications. These applications support the full lifecycle management of permits, licenses, and public infrastructure assets, including client-facing portals and internal back-office systems used for review, approvals, inspections, and asset management.

The role involves building highly interactive, map-enabled, and secure applications that enable collaboration between external users (such as contractors and businesses) and internal operational teams. Systems must meet strict accessibility, cybersecurity, and performance standards.

Key Responsibilities Application Design & Development

Design, develop, and deploy modern, web-based, accessible user interfaces using React and related front-end technologies

Implement secure client-facing portals and internal administrative systems

Build features that support permit and license application workflows, approvals, inspections, billing, and document exchange

Enable bi-directional communication between external users and internal teams within the application

Front-End & UI Engineering

Develop responsive and accessible UIs using React, HTML5, CSS, JavaScript, AJAX , and modern UI patterns

Follow UX, usability, and accessibility best practices (WCAG compliance)

Integrate online maps and geospatial components within web applications

Ensure applications support role-based access control and secure authentication

Full-Stack Collaboration

Collaborate with backend developers working in .NET 4.8, ASP.NET, .NET Core, C#, MVC / MVVM architectures

Integrate front-end components with RESTful APIs and XML / JSON-based web services

Work closely with business analysts, QA teams, and other developers through the full SDLC

Data & Reporting Integration

Support integration with SQL Server and Azure SQL databases

Assist with reporting solutions using SSRS and data transformation via SSIS when needed

DevOps & SDLC

Participate in configuration management, CI / CD pipelines, and version control using Azure DevOps

Adhere to SDLC processes, including Agile, Waterfall, and RUP methodologies

Create and maintain technical documentation, including architecture diagrams, design artifacts, and implementation guides

Quality & Performance

Perform unit, integration, and performance testing

Participate in technical reviews, code reviews, and design walkthroughs

Identify performance constraints, security risks, and architectural improvements

Required Technical Skills

Strong experience with React and modern JavaScript frameworks

Proficiency in HTML5, CSS3, JavaScript, AJAX

Experience building secure, role-based web applications

Familiarity with .NET MVC / MVVM front-end integration

Experience working with RESTful APIs and JSON / XML

Knowledge of accessibility standards and UX best practices

Experience using Azure DevOps for CI / CD and version control

Preferred Skills

Experience with Angular or Backbone

Familiarity with WCF services

Experience with SQL Server 2017 / 2019 and Azure SQL

Knowledge of mapping / geospatial UI components

Experience generating reports using SSRS

Understanding of enterprise security frameworks and performance optimization