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Migration and Modernization of Legacy Web Applications to Cloud-Based .NET Platform
  1. case
  2. Migration and Modernization of Legacy Web Applications to Cloud-Based .NET Platform

Migration and Modernization of Legacy Web Applications to Cloud-Based .NET Platform

capitalnumbers.com
Government
Business services

Identifying Challenges in Scaling and Maintaining Legacy Web Applications for Government Clients

The client manages multiple legacy applications including document management, accounting, customer support, licensing, project tracking, and job application processing, built on outdated technologies. These systems lack scalability, are difficult to maintain, and do not support modern integration capabilities, impacting their ability to serve government and private sector clients effectively. The absence of an in-house development team amplifies the challenge of updating and managing these systems efficiently and securely.

About the Client

A mid-sized government contracting organization specializing in providing digital services and applications for municipal and state agencies, seeking to modernize their legacy systems.

Goals for Modernizing Legacy Applications to Enhance Performance and Scalability

  • Develop a cloud-based, scalable web application platform compatible with government and private sector environments.
  • Ensure high quality and reliability of the migrated systems to meet strict governmental standards.
  • Implement effective resource allocation and project transparency through dedicated teams and transparent workflows.
  • Facilitate seamless integration with external communication, reporting, and mail systems.
  • Maintain a flexible and secure development environment with ongoing support and maintenance.

Core Functionalities for the Modernized Application Suite

  • Cloud-ready web applications built on ASP.NET with responsive UI using HTML/CSS/JavaScript.
  • Modules for document management, accounting, support ticketing, licensing, project/sub-tracker management, and job application processing.
  • Integration with third-party communication tools such as robo calling (Twilio-like services), email reading via IMAP (e.g., Gmail, Outlook 365), and custom report generation (Crystal Reports comparable systems).
  • Version control and deployment management through separate development and production repositories.
  • Implementation of secure authentication, role-based access, and data security measures.
  • Dashboards and reporting tools for real-time monitoring and analytics.

Preferred Technologies and Architectural Approaches for Modernization

ASP.NET Core for web application development
Cloud deployment platforms (e.g., Azure, AWS)
Version control through modern CI/CD pipelines (e.g., VSTS/TFS, Azure DevOps)
Responsive frontend frameworks (e.g., Bootstrap, React.js or Angular)

External Systems and Data Sources Integration Needs

  • Communication services (e.g., robo calling APIs like Twilio or equivalent)
  • Email servers via IMAP protocols for reading and processing emails from multiple sources
  • Reporting tools and report generation systems
  • Authentication and identity providers for secure access
  • Data storage and backup systems

Key Non-Functional Requirements for Performance and Security

  • System scalability to support increasing user loads and data volume
  • High system availability and uptime (targeting 99.9%)
  • Data security compliance with governmental standards
  • Performance metrics ensuring fast response times under load
  • Maintainability with modular code structure and thorough documentation

Projected Benefits and Business Impact of the Application Modernization

The modernization initiative is expected to significantly improve system scalability, security, and performance, enabling the client to efficiently serve government agencies and private organizations across multiple states. Anticipated outcomes include enhanced user experience, smoother integration with external systems, reduced maintenance costs, and increased operational reliability, contributing to the client’s reputation for high-quality digital government services.

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