

System resilience
In this case study, Rodrigo Rodrigues, IT Director; Tatiane Fukuda, Head of Quality Assurance; and Fábio Kawasoko, Executive Manager of IT Architecture, discuss how the Casas Bahia Group (formerly Via) prepared for Black Friday—the most important event in Brazilian e-commerce—and how Sofist’s support was crucial to their success during the event.

Results
Attitude, commitment and team spirit of the Sofist team as key aspects for success
Tests simulating the behavior of up to 300,000 real customers during Black Friday
Insights generated to support the strategic allocation of resources
Confidence in delivery, regardless of the challenge
Prepare a high-profile digital campaign for Black Friday, instilling greater confidence among executives regarding capacity, stability, and expertise during one of the most critical periods in retail.
Impacts on sales, performance, and customer experience during periods of high demand.
Specialized support to boost confidence before a business-critical event.
Management gained greater insight into the operation's capacity ahead of the event. The preparation reduced uncertainty, supported resource decisions, and boosted confidence in operating at scale during Black Friday.