Senior Front End / Full Stack React.js developer

This is an ongoing project for a SINGLE candidate with weekly payments that will be done through Freelancer.

We are looking for a Senior React.js Front End Developer to remotely join our team based in USA and Brazil.
Amongst the required duties are:
Web application development (React, Angular, HTML, Javascript, CSS)
Project and versioning management with Gitlab and other tools.
API integration
Medium to Advanced UI/UX design experience


Desired experience with Python development and e-commerce platform.
Desired experience with PostgreSQL development.