Jordan Herbert Santos

Performed right-sizing of microservices and legacy systems using various metrics, leading to a 20% resource reduction and 40% AWS cost optimization through strategic Spot Instances. Implemented New Relic for comprehensive APM and migrated logs, resulting in USD 10,000 monthly savings and enhanced observability. Optimized core application database search performance, achieving a 100x reduction in c

Conducted stress and performance testing on critical REST APIs to identify bottlenecks, ensuring the system could handle peak loads during high-traffic events like Black Friday. Implemented over 1400 regression test scenarios using Cucumber and Java, integrated into the CI/CD pipeline with Jenkins, ensuring quality and functionality on every release. Established a Continuous Deployment pipeline fo

Drove test automation initiatives for REST APIs and Microservices using Cucumber Java at Serasa Experian, providing technical guidance and mentorship to an 8-member testing team. Defined and implemented an automation test framework to empower functional testers, enabling faster test creation and execution. Designed and delivered training sessions and workshops to empower the team with advanced per

Led multiple test automation projects across various financial institutions, focusing on improving existing frameworks and creating efficient automation processes to deliver high-quality results. Performed rigorous performance tests on numerous applications at Serasa Experian using JMeter and Dynatrace, ensuring system resilience against peak access loads. Automated regression tests for critical s

Spearheaded the initiative to replace HP UFT with open-source automation tools for BSCS system testing, refactoring the automation process and developing automated end-to-end test cases using Robot Framework. This eliminated UFT license costs for new projects. Drove significant improvement in testing efficiency and accuracy by implementing comprehensive test automation strategies, providing develo

Responsible for creating and executing Functional Test Cases for various systems, including Vivo's recharge and voucher systems, and automating test creation using Cucumber. Conducted non-functional tests on the O2CS system for Load, performance, and reliability, utilizing Jenkins for Continuous Integration. Engineered automated recharge and telephony call testing, significantly decreasing test ex

Completed a Master of Business Administration with a focus on Information Technology, gaining expertise in strategic IT management and its application in business contexts.

Studied Computer Science, focusing on fundamental principles and advanced concepts in the field. Gained a strong foundation in programming, algorithms, and system design.