Profilbillede af javierc12
Flag for Venezuela Porlamar, Venezuela
Medlem siden 31. juli 2015
0 Anbefalinger


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I am a systems engineer. I'm 23 years old and I live in Italy. I like to travel and learn new languages, but my passion is programming.    I have served as a web developer at Grupo Leiros, Unigleam, Tas Automation and Zemobile, where I have participated in the development and creation of a wide range of systems like e-commerce, elearning, social media and industrial page. As a result, I have gained a lot of experience efficiently coding websites and applications using Ruby on Rails, NodeJs, Vue.Js and ReactJs.
$30 USD/hr
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Nylige bedømmelser

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Ruby on Rails and Nodejs Web Developer

Jan 2019 - Apr 2019 (3 months)

I had to implement an API in nodejs in AWS Elastic Beanstalk (Due to PCI compliances reasons) where it would receive the card's data and gateway to use. These apps were based on Ruby on Rails which I had to configure as well. This API processed the following payments gateways: * Paypal * Stripe * Fast Spring * Asiabill * Allied Wallet * Paysafe In addition, after I implemented the API, I had to create an invoice system on the same application

React Developer

Nov 2018 - Jan 2019 (2 months)

I was hire to complete certains task using [login to view URL] and Elasticsearch (Reactive-search) by planing my hours that I will spend on every task over the week. The task in summary were: ▪ New features ▪ Solving bugs

Wordpress SEO Optimizer

Jun 2018 - Jul 2018 (1 month)

The company The Daily Post hired me to make a SEO optimization in their Wordpress website. I applied the best SEO techniques as XML sitemap, keyword Research, correct use of HTML tags, caching and many others.

Ruby on Rails Web Developer

Jun 2018 - Jan 2019 (7 months)

I was hired through Upwork to complete different projects for this company (around 7 apps base on Ruby on Rails ) , one of those projects was the IQ Test page and that I worked beside another company called Mars Based who together organized issue on the Github platform. In summary this project included several task, like the following: * Redesigning the website's UI. * Add new features to the website. * Add payment gateway like Paypal, Asiabill, Braintree, Stripe and more .

Vuejs and RoR Developer

Mar 2018 - Jun 2018 (3 months)

The company Tas Automation wanted to build a website from scratch. Some of my responsabilities were: * Setting up the server. * Programming the back-end and front-end. * Designing the UI for their web site. I decided to use VueJs and Ruby on Rails as API , and I recommend them to use Amazon Web Services.

Ruby on Rails Developer

Jan 2018 - Apr 2018 (3 months)

The company Grupo Leiros hired me to be a full-time web developer. My responsabilities were the following: * Add new features to the site. * Fix bugs. * Implement testing code * Improve the UI. The website was built with Ruby on Rails and NodeJs. In addition, I implemented VueJs to improve the UI's functionality.

Ruby on Rails Developer

Aug 2017 - Nov 2017 (3 months)

I was hired through Upwork to complete four different projects for this company, some of these tasks were: * Redesigning the website's UI. * Add new features to the website. * Fix bugs in the webpage. This web site was built with Ruby on Rails. For this project I had to set up the heroku server, the sidekiq server with redis, create new tables for the database, work with the SEO, Google Analytics and more.

Inter Ruby on Rails Developer

Apr 2017 - Dec 2017 (8 months)

The company Grupo Leiros wanted to build an e-learning system for their employees. They wanted a website to create educational courses with dynamic content, tests and more. I worked alongside a programming team and we created the website using Ruby on Rails, postgres as database, and git as our version control system.


Systems Engineering

2013 - 2017 (4 years)


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