Sílvio ContreirasFront End Developer
I have been an enthusiastic and passionate JavaScript developer for a more than 7 years. Over these years I worked in the areas of ecommerce, financial market and currently in the pharmaceutical sector where I work as principal frontend developer doing code review, participate in the refinement of the tasks to be performed and develop new features for the system.
Tech stack
React (9)
JavaScript (9)
AJAX (8)
HTML (5)
CSS (5)
Web (5)
jQuery (5)
CMS (5)
ES7 (4)
React Router (4)
Styled-components (4)
Jest (4)
REST APIs (4)
Redux Thunk (1)
Sass (1)
Redux (1)
Azure (1)
React Redux (1)
Redux-saga (1)
Continuous Delivery (CD)
MySQL
MongoDB
Scrum
Git
SQL
Node.js
React Native
Azure DevOps
TypeScript
Continuous Integration (CI)
Experience
Senior Frontend DeveloperRaiaDrogasil S.A.
05/2021 - Currently

Currently I'm working on rebuilding of the pharmaceutical retail product/customer query system. In addition to developing new features in the system, I also work as a code reviewer and approve merges requests The Architecture was made with single-spa.

JavaScript
React
AJAX
ES7
Jest
React Router
REST APIs
Styled-components
DeveloperCompass.uol
01/2021 - 05/2021

Development of complex UI using React. I worked on the performance of The Body Shop site, created all lazy Loading that allowed the loading the images of the ecommerce. I worked on bug fixes and other improvements on the site

JavaScript
React
Redux-saga
Sass
React Redux
Frontend DeveloperGrupo Planetun
10/2020 - 12/2020

I had a brief role in rewriting the legacy system from JSP to ReactJS

JavaScript
React
Redux Thunk
Sass
Frontend Developer | ConsultantMaitha Tech
03/2020 - 08/2020

Development of new features for the company's operations system as well as the development of continuous improvements in the internal system.

JavaScript
React
HTML
CSS
Redux Thunk
Redux
Azure
Frontend DeveloperDafiti Group
01/2016 - 01/2020

Development of responsive web applications for Dafiti, Kanui and Tricae. Essentially using HTML5, CSS3 and Vanilla Javascript / JQuery. In 2018 we started to rewrite some features in ReactJS. Ensuring cross-browser and cross-platform compatibility following web standards. • Creation of landing pages campains using CMS. • Application of SEO (Search Engine Optimization) best practices. • Implementation / Maintenance of new web pages structures taking into account page performance.

JavaScript
React
AJAX
jQuery
HTML
CSS
Web
CMS
Education
Web EngineeringCentro Universitário Senac
02/2017 - 02/2018
Analysis and Systems Development, degreeCentro Universitário Adventista de São Paulo
02/2014 - 02/2016