Project Description

This project revolved around modernizing a critical management portal for a large manufacturing company in Wisconsin. The portal, originally built with Angular 4, had grown increasingly difficult to maintain due to its outdated architecture.  
The company, under a managed services contract, required a robust upgrade to Angular 18 to boost performance, security, and scalability, while ensuring that the portal could continue supporting daily operations without disruption.  
The goal was not just to upgrade but to future-proof the application while making the development process more efficient for current and future teams.  

Challenge

Problem

1. The portal’s Angular 4 foundation had become obsolete, creating maintenance challenges.

2. New developers struggled with outdated architecture, slowing productivity. 

3. Deprecated libraries created technical debt and hindered modernization efforts. 

4. Security vulnerabilities emerged from unsupported frameworks and dependencies. 

5. Lack of familiarity with legacy Angular versions created a steep learning curve. 

6. Continuing without modernization posed risks to scalability and long-term stability. 

Project Goals

Seamless Application Upgrade

  • Migrate from Angular 4 to Angular 18 without disrupting daily business operations. 
  • Replace deprecated packages and outdated methods with modern alternatives. 


Developer Experience & Efficiency

  • Ensure a smooth transition for developers unfamiliar with legacy versions. 
  • Introduce Angular CLI to modernize the development and deployment pipeline. 


Security & Performance

  • Strengthen the application’s security posture. 
  • Boost overall performance and scalability for long-term sustainability. 

Solution

As part of our system modernization process, Xorbix conducted an in-depth code review before starting development. Each component and page was analyzed, then logically divided into sections. This structured approach ensured minimal disruption, allowed developers to work in parallel, and highlighted areas where legacy code could be refactored for a smoother upgrade path. 

Structured Upgrade Path

  • Followed the official Angular upgrade guide step by step. 
  • Upgraded incrementally to avoid compatibility issues. 
  • Refactored legacy code where needed to ensure long-term maintainability. 

Collaborative Development & QA

  • Developers were assigned both development and QA responsibilities in different sections. 
  • Enabled quick feedback loops and reduced errors. 
  • Parallel workflows accelerated progress without sacrificing quality. 

Leadership & Oversight

  • A lead developer managed the transition, overseeing package replacements, guiding the move from rollup methods to Angular CLI, and ensuring a systematic process. 
  • Executive decisions on handling deprecated packages kept the project aligned with modernization goals. 

Managed Services Integration

  • Integrated ongoing support and monitoring as part of the managed services contract. 
  • Allowed quick resolution of post-upgrade issues. 
  • Ensured continuous improvement and long-term stability. 

High Level Architecture

Innovations

  • Systematic Refactoring: Adopted a structured, incremental approach to reduce risk. 
  • Collaborative QA: Developers reviewed each other’s work for faster validation. 
  • Leadership Oversight: A lead developer ensured strategic alignment and minimized technical risks. 
  • Managed Services Support: Ongoing monitoring and updates ensured stability post-upgrade. 

Security

  • Role-Based Access Control (RBAC): Restricted access to critical modules, ensuring data confidentiality and integrity. 
  • Encrypted Communication: Enforced HTTPS/TLS protocols for secure data exchange between frontend and backend. 
  • OAuth 2.0 Authentication: Implemented secure login and session management to prevent unauthorized access. 
  • Continuous Monitoring: Enabled proactive vulnerability detection and patching through managed services support. 

Core Technologies

Frontend: Angular 18 with modularized components and modern tooling. 


Backend: .NET Standard API with SignalR for real-time updates. 


Database: Azure SQL Server (unchanged during the upgrade to minimize risks). 

Process

Team Composition

Development Methodology

Development Challenges

Results

  • Upgrade to Angular 18 completed faster than estimated. 
  • Logical breakdown of components minimized disruption and errors. 
  • Manufacturing company gained a secure, modern, and efficient management portal. 
  • Performance, scalability, and developer onboarding greatly improved. 
  • System modernization positioned the company for future growth and reduced maintenance overhead. 

Let’s discuss your digital transformation journey. Our team specializes in Angular application upgrades, system modernization, and managed services that minimize disruption while maximizing efficiency, security, and scalability. 

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802 N. Pinyon Ct,
Hartland, WI 53029

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