Engineering

Guilherme Lemmi

Senior Software Engineer

  • São Carlos, Brazil
  • Mobile Development Post Graduate Degree, IFSP
  • 15
    Years of Experience

Professional Bio

Latin America
São Carlos, Brazil

Technology Expertise

  • Advanced label
    Advanced
  • Intermediate label
    Intermediate
React.js (Advanced)
Javascript (Advanced)
CSS (Advanced)
SQL (Advanced)
MySQL (Advanced)
Typescript (Advanced)
React Native (Intermediate)
Node.js (Intermediate)
Angular.js (Intermediate)
PHP (Intermediate)
Android Native (Intermediate)
Java (Intermediate)
GraphQL (Intermediate)
Wordpress (Intermediate)

Featured References

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Employment History

FullStack Labs September 2021 - Present

Senior Software Engineer

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 creating 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.
Latin America
Latin America

Portfolio

Thought Leadership

Employment History

FullStack Labs September 2021 - Present

Senior Software Engineer

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 creating 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.