Engineering

Leonardo Siqueira

Senior Software Engineer

  • Blumenau, Brazil

  • Systems Analysis and Development, Infomatics, FTEC
  • 12
    Years of Experience

Professional Bio

Latin America
Blumenau, Brazil

Technology Expertise

  • Expert label
    Expert
  • Intermediate label
    Intermediate
React.js (Expert)
Node.js (Expert)
Ruby On Rails (Expert)
Javascript (Expert)
CSS (Expert)
HTML5 (Expert)
React Native (Intermediate)
Ember.js (Intermediate)
Vue.js (Intermediate)
Angular.js (Intermediate)
Python (Intermediate)
PHP (Intermediate)
GraphQL (Intermediate)
Java (Intermediate)
Django (Intermediate)
AWS (Intermediate)
PostgreSQL (Intermediate)

Featured References

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Employment History

FullStack Labs February 2021 - Present

Senior Software Engineer

At FullStack Labs, I help people create awesome products using React, Node.js, Ruby on Rails, and more.

Reachdesk February 2019 - February 2021

Senior Software Engineer

Reachdesk is changing the way businesses communicate with prospects and customers via integrated direct mail and gifting. As a Senior Software Engineer, I worked on:

  • Responsible for creating the entire client project, the API in Ruby on Rails and the front end in React.js, as well as managing the entire architecture.

Produtores Locais March 2020 - February 2021

Founder and CTO

  • Built Ruby on Rails application as a platform for non-profits to publicize their work during the COVID-19 pandemic.
Alpha Exchange August 2016 - December 2019

Senior Software Engineer

  • As the first software engineer hired by the company, built a Ruby on Rails application with interface in React.js.
Yieldify November 2014 - December 2016

Senior Software Engineer

  • Tech lead of a team responsible for rewriting the API of the main project of the company in Ruby on Rails and Node.js.
ADP December 2013 - November 2014

Senior Software Engineer

  • Software engineering on a tax service project, using Java EE technology.
Prime System July 2012 - October 2013

Web Developer

  • Built Ruby on Rails application in collaboration with mobile team, ensuring overall team code quality.
Latin America
Latin America

Portfolio

Thought Leadership

Employment History

FullStack Labs February 2021 - Present

Senior Software Engineer

At FullStack Labs, I help people create awesome products using React, Node.js, Ruby on Rails, and more.

Reachdesk February 2019 - February 2021

Senior Software Engineer

Reachdesk is changing the way businesses communicate with prospects and customers via integrated direct mail and gifting. As a Senior Software Engineer, I worked on:

  • Responsible for creating the entire client project, the API in Ruby on Rails and the front end in React.js, as well as managing the entire architecture.

Produtores Locais March 2020 - February 2021

Founder and CTO

  • Built Ruby on Rails application as a platform for non-profits to publicize their work during the COVID-19 pandemic.
Alpha Exchange August 2016 - December 2019

Senior Software Engineer

  • As the first software engineer hired by the company, built a Ruby on Rails application with interface in React.js.
Yieldify November 2014 - December 2016

Senior Software Engineer

  • Tech lead of a team responsible for rewriting the API of the main project of the company in Ruby on Rails and Node.js.
ADP December 2013 - November 2014

Senior Software Engineer

  • Software engineering on a tax service project, using Java EE technology.