Marcelo Gomes Martins, Developer in Poznań, Poland
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Marcelo Gomes Martins

Verified Expert  in Engineering

Front-end Developer

Location
Poznań, Poland
Toptal Member Since
April 26, 2019

Marcelo is a front-end developer with over a decade of experience building pixel-perfect websites. He's worked across desktop and mobile, developing web and mobile apps. Marcelo is also an expert at solving complex UI problems along the way and enjoys seeing his work in action.

Availability

Part-time

Preferred Environment

Chrome, Visual Studio Code (VS Code), Vim Text Editor

The most amazing...

...thing I've built was a complex interface for a chat application for a major eCommerce in the US.

Work Experience

Front-end Developer

2019 - 2019
Casper (via Toptal)
  • Create new components using React.
  • Made adjustments on the markup HTML to improve the user experience and focusing on SEO.
  • Maintained a responsive layout.
  • Created new pages for AB tests.
Technologies: HTML, Sass, Redux, React

Front-end Developer

2018 - 2019
Mokriya
  • Built a complex responsive UI for a chat application.
  • Developed a React application using Flow as a static type checker.
  • Conducted unit testing with Jest and the React Testing Library.
Technologies: AWS AppSync, Redux, React, JavaScript, CSS, HTML

Senior Front-end Engineer

2017 - 2018
Epam Systems (Gdansk, Poland)
  • Developed complex user interfaces using React and Redux.
Technologies: CSS, HTML, Redux, React

Senior Front-end Engineer

2015 - 2015
Upboox Technology Company (Rio de Janeiro, Brazil)
  • Created a social network's UI using Node.js, Express,js, and React.
Technologies: Express.js, React, Node.js, JavaScript, CSS, HTML

Senior Software Engineer

2013 - 2014
Aragão Publicidade (Rio Grande do Norte, Brazil)
  • Created websites and web applications.
Technologies: React, Ruby on Rails (RoR), JavaScript, CSS, HTML

Senior Software Engineer

2012 - 2013
OvermediaCast (São Paulo, Brazil)
  • Created a website in Ruby on Rails, HTML, and CSS.
  • Developed a type of video analytics software with Angular.
  • Constructed an analytics server with Sinatra using MongoDB over Heroku.
Technologies: Heroku, MongoDB, Sinatra, JavaScript, CSS, HTML, Ruby on Rails (RoR)

Jane.com for Morkriya

I implemented a complex UI for a chat application for the site, Jane.com.

BudBuds.us | React Native Application

https://play.google.com/store/apps/details?id=us.budbuds&hl=en
I've built this React Native application (Android/iOS). See more at the link.

Epam Systems

For Epam Systems, I worked in a team to build a system for the UBS Bank using React components and a React data table on top of a semantic HTML markup and styles using LESS.

Languages

HTML5, CSS, Sass, JavaScript, HTML

Paradigms

Responsive

Storage

JSON, MongoDB

Other

PSD to HTML, Photoshop CC 2019

Frameworks

React Native, Redux, Chrome, Express.js, Ruby on Rails (RoR), Sinatra

Libraries/APIs

React, jQuery, Node.js, Google Maps API

Tools

Vim Text Editor, AWS AppSync

Platforms

Visual Studio Code (VS Code), Heroku, Linux, MacOS