U.S. Specialty Apparel Retailer Accelerates Omnichannel Upgrade Across Three Brands with Manhattan Active®
Completed the upgrade across all three brands in a single coordinated program
The previous engagement with a different vendor covered one brand
Successful delivery despite frequent infrastructure changes, unstable environments, and complex third-party integrations
Engagement snapshot
The challenge
The customer aimed to upgrade an existing on-premises omnichannel fulfillment system to a cloud-based, microservices-driven unified solution with all omnichannel modules integrated into a single application.
The key challenge was to implement the Manhattan Active® Omnichannel upgrade across three customer brands in a single program, while the team was still upskilling on the new platform. Additionally, the project required planning and delivering for all three brands in parallel, while managing evolving code changes, unstable environments, and complex third-party integrations.
What Everest delivered
Everest supported the upgrade through a structured quality engineering and delivery approach, focusing on upskilling, scalability, validation, and end-to-end ownership. The team delivered the upgrade across all three brands in one program, where the customer's previous engagement with a different vendor had covered a single brand.
Solution components
- Technical upskilling and early validation
- QA team reviewed design documents and validated system flows
- Coordinated for early Dev environment access
- Resource ramp-up with 10+ additional onboarded resources and structured knowledge transition
- Reusability and proactive configuration testing
- Early defect detection
- Validation of configurations, system logs, and Manhattan customizations
- Deep integration and validation
- 47 integrations and 33 Manhattan custom modules
- 50+ field-level mappings with complex transformation logic
- End-to-end data migration assurance
- XML to JSON migration with data integrity, schema accuracy, and interoperability validation
- 4,722 test scenarios executed and 2,970 defects identified (1 defect per 2 test cases discovery rate)
Impact & outcomes
- Completed the upgrade across all three brands in a single coordinated program
- The previous engagement with a different vendor covered one brand
- Successful delivery despite frequent infrastructure changes, unstable environments, and complex third-party integrations
- Achieved high solution stability and quality before go-live
- Faster resolution cycles and improved product quality
- Established a benchmark for speed, stability, and high-quality releases
Frequently asked questions
Quick answers about this engagement, drawn from the case content above.
The customer aimed to upgrade an existing on-premises omnichannel fulfillment system to a cloud-based, microservices-driven unified solution with all omnichannel modules integrated into a single application.
Everest supported the upgrade through a structured quality engineering and delivery approach, focusing on upskilling, scalability, validation, and end-to-end ownership. The team delivered the upgrade across all three brands in one program, where the customer's previous engagement with a different vendor had covered a single brand.
Completed the upgrade across all three brands in a single coordinated program. The previous engagement with a different vendor covered one brand. Successful delivery despite frequent infrastructure changes, unstable environments, and complex third-party integrations. Achieved high solution stability and quality before go-live. Faster resolution cycles and improved product quality. Established a benchmark for speed, stability, and high-quality releases.
This case study comes from the Apparel & Retail industry, delivered through Everest Technologies' Supply Chain practice.
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