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case study Application Maintenance

Full‑cycle engineering for legacy support, cloud transition, and faster development 

A US-based agribusiness technology provider needed full-cycle engineering support to maintain a legacy product while building a next-generation cloud platform. CES delivered offshore application development, maintenance, and support across mobile, frontend, backend, and BI—introducing reusable components and architecture guidance to speed development while supporting customer migration and long-term reporting needs. 

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The Challenge

Legacy support alongside cloud rebuild

Legacy support alongside cloud rebuild

Disruption-free customer migration

Disruption-free customer migration

Long-term data retention for reporting

Long-term data retention for reporting

the client

Agriculture (Agri-retail software)

United States (Illinois)

Technology Stack

  • Xamarin Forms
  • ESRI
  • React.js
  • C#/.NET Core
  • Angular
  • Microservices
  • SQL Server
  • Cognos
  • Telerik

Solution Area

  • Application Development
  • Maintenance & Support

the impact

Reusable components to speed builds

Faster delivery through onsite + offshore execution

Architecture support across products

One team for end-to-end services

how we did it

Engineering-led execution.

Faster delivery with continuity intact.

The Need & The Challenges
The CES Solution
Results & Business Impact

The Need

The client needed a dedicated engineering team to build world-class software using a TDD approach, while also supporting legacy maintenance, cloud transition, and product knowledge transfer through onsite engagement.

Challenges

  • Legacy support while building the cloud platform: The team had to maintain the existing product while progressing a next-generation cloud platform on a shared roadmap.
  • Cloud migration without interrupting customers: Customers had to move to the new cloud platform without operational disruption during the transition.
  • Historical data retention for reporting: Long-term data had to remain available to produce meaningful reports and business insights.

CES delivered end-to-end software services support with a blended engineering model and clear ownership across product areas.

  • Blended engineering team across core layers: Engaged a mix of mobile, frontend, backend, and BI engineers to support full product execution.
  • Mobile application development and support (Xamarin Forms): Built and supported mobile capabilities through Xamarin Forms under the broader product ecosystem.
  • Frontend development for real-time GIS mapping (ESRI + React.js): Delivered UI work to present real-time GIS mapping data using ESRI and React.js.
  • Cloud platform development with TDD discipline: Supported cloud platform development using C#, .NET Core, Angular, microservices, and SQL Server, aligned to TDD practices.
  • BI and analytics development (Cognos + Telerik): Delivered BI and analytics development to support reporting needs and operational visibility.
  • Built reusable components with expert technical guidance, reducing repeat work across modules
  • Improved development speed through coordinated onsite + offshore execution
  • Strengthened architecture direction across applications and product areas
  • Delivered a one-stop model for development, maintenance, and support
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A legacy product supported. A faster cloud‑ready build delivered. This full‑cycle engineering model sped up development with reusable components while sustaining legacy support across product areas.