Guilherme Lemmi

FullStack Labs September 2021 - Present

Senior Software Engineer

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Pinterest August 2020 - September 2021

Software Engineer

• Created features used by thousands of users every day.
• Led an effort to improve the app's performance that resulted in a 50% decrease in page loading time.
• Managed support for Dynamic Retargeting Marketing campaigns on Pinterest's Shopify App, that added thousands of dollars to Pinterest’s daily revenue.

DAZN October 2018 - August 2020

Software Engineer

• Provided evolutive maintenance and created new features for web and embedded applications built with React, Typescript, Mobx, RxJs and Node.

Monitora Soluções Tecnológicas March 2017 - October 2018

Application Development Team Lead

• Led a team of 10 developers to build high-end solutions on a distributed architecture of microservices for VistaJet, one of the most dynamic players in global private aviation industry.
• Worked with Scrum, Jira, React JS, Java Spring Boot, Apache Kafka, Redis and Firebase.

Angular Tecnologias January 2016 - March 2017

Mobile Developer

• Created innovative Android apps for customers from a broad spectrum such as retail services, agrobusiness and civil construction.
• Worked on eventual tasks on REST backends, running on Spring Boot, and frontends running on AngularJS and CoffeeScript.

BRProg March 2012 - December 2015

Web Developer

• Worked mostly with OpenCart customizations for the Brazilian market.
• Had some contact with the Symfony framework, as well as with Django and Phonegap, used on the development of two mobile applications for the healthcare sector.

Editora Cubo August 2010 - January 2012

Web Developer

• Worked as main web developer on a series of applications and tools used by scientific publications such as ABPOL (Brazilian Association of Polymers) and SBMAC (Brazilian Society of Applied and Computational Mathematics) in their peer reviewed process.
• Developed new systems using Yii framework and MongoDB.