Gustavo Freze

Experience

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  Winsite Sistemas

  Jul 2017 - Nov 2017

  Trainee

  As a trainee software developer, I participated in creating an ERP.

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  Afa Soluções Inteligentes

  Jan 2018 - Feb 2019

  Support Analyst

  As a support analyst, I acted in the deployment of software and training.

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  Gazin Tech

  Mar 2019 - Feb 2021

  Software Engineer

  Gazin is one of the largest retail companies in Brazil. As a software engineer, I planned and created new products for the company's diverse business. - We developed and published our payment gateway solution in PHP, with anti-fraud, resulting in more than US $300,000 in annual savings.- We established a credit Furnishing system for retailers with a PHP backend, which generates more than US$200,000 in additional revenue.- We create facial recognition products with a Python backend, which has increased customer satisfaction by 15% and sped up physical payment processing by 40%. Show less

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  PagSeguro International

  Feb 2021 - now

  Software Engineer

  PagSeguro enables worldwide merchants to easily access Latin America by offering local payment methods. As a software engineer, I worked in cross-border operations' financial/accounting and payments contexts.- We refactor monoliths, assimilating design patterns, clean architecture, hexagonal architecture, and DDD, resulting in new distributed services with high scalability and easy maintenance.- We utilized Domain-Driven Design principles to design and choreograph event-driven microservices architecture for backend systems, resulting in a 40% decrease in bugs and errors reported by users.- We have analyzed, designed, and published more than ten domain microservices in languages such as PHP and Kotlin to increase performance throughput by 75%, enabling a scalable, high-availability architecture. Show less