Case Study


The Challenge


Itaú, Brazil’s largest private bank with a brand valued at approximately $10 billion, was facing critical operational challenges that affected its efficiency and data integrity.

Key issues

  1. Lack of real-time information: Delays in decision-making due to lack of up-to-date data.
  2. Error Visibility: Inability to identify and correct errors in real time, compromising efficiency.
  3. Database size: Scalability and performance challenges, affecting data integrity.

The Solution

Data Engineering

Migration and Implementation

  • WorkDB mobilized a team of 3 Data Engineers for the project.

  • Method: Migration of applications that used Splunk and Elastic to OpenSearch, a more efficient open source solution.

Monitoring and KPIs

  • Implementation of a dashboard for real-time monitoring.

  • Measures taken: Configuration of alerts and metrics to monitor efficiency and data integrity.

The Results

Monitoring and Management

Successful implementation of a monitoring system that provides real-time KPIs.

Performance metrics

Reduction in Search Response Time

from 0.8s to 0.05s

Reduction in Database Recording Time

from 27s to 7s


WorkDB’s expertise in Data Engineering was crucial to solving Itaú’s operational challenges. The improvements implemented had a direct impact on operational efficiency and data integrity, validating the solution’s effectiveness.