O2 Slovakia, s.r.o. is a company providing mobile telephone and mobile data transmission services based on GSM and UMTS.
Thanks to the solution based on elastic stack and apache kafka we are able to quickly analyze and troubleshoot more than 82 million of new records/day.
Summary
O2 faced slow CRM responsiveness due to complex search queries in their legacy system. We integrated Elasticsearch to enhance search performance, focusing on data competency and smart indexing. This solution resulted in a dramatic 2000% improvement in search speed, significantly streamlining CRM operations for over 8 million orders.
Challenge
Motivation to change
One of the challenges 02 had in the past was the slow responsiveness of the CRM systems, especially in the cases of complex search queries caused by complex data models in their legacy CRM.
As a solution, Elasticsearch was integrated into the current solution to dramatically speed up the search process.
Solution
Change delivery
The outcome was clear – create a data competency and smart indexing mechanism of Elasticsearch.
Tools & means
- JPA Hibernate
- Elasticsearch
Outcomes
Change outcomes
Thanks to the implementation of Elasticsearch, we were able to improve the search performance by 2000%-