Rogério Araújo

Goiânia, Brazil

Member since October 18, 2012

Rogério is a full-stack developer with 15 years of experience with software development and architecture. He has worked on several projects for customers in Brazil and globally. The range of projects include mobile, applications, desktop, and enterprise search applications.

Rogério is now available for hire

Hire Rogério

Portfolio

Digital Gravity Media
Xamarin, C#, Testfairy
Live2Leave
React-Native, React, Enzyme, Mocha, Heroku, Algolia, Redux
Treasure
React Native, Stripe, Node.js

Experience

Java, 15 years
PHP, 15 years
JavaScript, 12 years
Python, 7 years
Android SDK, 5 years
Objective-C, 4 years
Ruby, 3 years
React.js, 1 year

Availability

Part-time

Preferred Environment

Atom, Eclipse, Visual Studio with Mercurial

The most amazing...

...software that I've ever built is a Fandango-like iOS app for a Brazilian company.

Employment

Senior Software Engineer
Digital Gravity Media
2016 - PRESENT
- Developed an Android app.
Technologies: Xamarin, C#, Testfairy
Senior Software Engineer
Live2Leave
2016 - PRESENT
- Developed a mobile app and a back-end API.
Technologies: React-Native, React, Enzyme, Mocha, Heroku, Algolia, Redux
Senior Software Engineer
Treasure
2016 - 2016
- Developed an iOS app.
- Performed maintenance on an API.
Technologies: React Native, Stripe, Node.js
Senior Software Engineer
Refined Edge Solutions
2016 - 2016
- Developed for mobile and web.
- Created reusable components for UI.
Technologies: React Native, Redux, Node.js
Senior Software Engineer/Product Manager
PayCertify
2015 - 2016
- Developed a fax processing engine.
- Led the team and managed product.
- Integrated with payment gateways like NMI and Authorize.net.
Technologies: Ruby, Mongo, Bootstrap, jQuery, AWS, Redis, Sidekiq, RSpec, Cucumber
Senior Android Developer
MEGA, Inc.
2015 - 2015
- Integrated with a Parse back-end.
- Integrated with Stripe for payment processing.
- Handled continuous delivery with TestFairy.
Technologies: Android Studio, Stripe, Parse, Crashlytics, Gradle
Senior Android Developer
ConteGoView
2015 - 2015
- Created highly reusable code.
- Integrated in-app payments.
- Integrated Google Cloud Messaging.
- Consumed a RESTful API with Retrofit.
- Handled dependency injection with Roboguice.
Technologies: Android Studio, Roboguice, Retrofit, Google Cloud Messaging
Senior iOS Developer
App Factory
2015 - 2015
- Integrated RESTful APIs.
- Handled Apple Pay payments.
Technologies: iOS, Objective C, Stripe, Apple Pay, AFNetworking, JSONModel, Cocoapods
Senior Software Engineer
Kocomojo
2015 - 2015
- Handled web development using Elixir and the Phoenix framework on backend and Angular with Typescript on frontend.
- Handled unit testing with ExUnit.
- Integrated Chargify to handle subscriptions and recurring billing.
- Implemented continuous Integration with Travis.
- Implemented testing-driven development with ExUnit.
Technologies: Elixir, Erlang, PostgreSQL, Phoenix Framework, ExUnit, TDD, Angular, Typescript
Senior Software Engineer
Fleetclean, Ltd.
2015 - 2015
- Integrated Cocoapods for dependency management.
- Maintained CodeIgniter-based web services.
- Developed environment management with Docker.
Technologies: iOS, Xcode, CocoaPods, Flurry, Core Data, Objective-C, CodeIgniter, Docker, MySQL
Senior Android Engineer
MODS Management
2014 - 2014
- Developed Android applications.
- Developed RESTful web APIs on top of ASP.NET MVC.
- Maintained reusable code.
- Kept track of development tasks over a GitHub issues tracker (solo initiative).
- Handled acceptance testing with Robotium.
Technologies: Android, SQL Server, GitHub, IIS, ASP.NET Web API, TestFairy, Android Studio, Gradle, LINQ to SQL, Java, RoboGuice, OrmLite, SQLite, Ninject
.NET Developer
Peter Franklin
2014 - 2014
- Maintained a tool to generate a Google Transit Feed.
Technologies: C#, Windows Forms, Google Docs, MS Access, Google Transit Feed
.NET Developer
Robins Golf Logistix
2014 - 2014
- Added new features to a golf coach academy portal.
- Reworked an admin area look and feel.
- Handled front-end development using web standards.
Technologies: ASP.NET MVC, ElephantSQL, jQuery, Less, AppHarbor, Amazon AWS, LogEntries, Bootstrap, Bower, Sendgrid, Braintree
Senior C# Developer
American Mortgage Consultants, Inc. (via Toptal)
2013 - 2014
- Developed an income analysis application using ASP.NET MVC.
- Maintained a database model.
- Handled UI development using jQuery UI widgets.
Technologies: ASP.NET MVC, Codesmith, jQuery, SQL Server, Razor Views, ASP Web Forms, TFS
Senior iOS Developer
Worry Free Labs, Inc.
2012 - 2012
- Developed iOS components.
- Integrated GitHub libraries.
- Managed TestFlight.
- Managed device and profile.
- Made project estimates.
Technologies: iOS, Objective-C
Software Developer
Tecnonet
2012 - 2012
- Developed a FAST ESP back-end to provide job vacancy search and resume search.
- Developed an ASP.NET-based search front-end.
- Maintained and refined content indexing.
- Created PowerShell and batch scripts for pushing database content to a search engine indexer.
- Created a search front-end prototype in pure ASP.NET with user controls.
Technologies: ASP, ASP.NET, FAST ESP, jQuery, SQL Server
Software Engineer
Druid Internet Systems
2007 - 2011
- Created an iOS application for a Brazilian customer (a Fandango like app).
- Developed an enterprise search solution for a Brazilian mobile carrier site search and call center portal content search.
- Developed an Internet banking front-end on top of JavaServer Faces.
- Developed FAST ESP search API for ASP and PHP.
- Architected and developed a web admin module and REST service for URL categorization with FAST ESP content processing integration via Python scripts (document stages).
- Installed and supported an Atlassian ecosystem.
- Developed a restaurant reservation site on top of ASP.NET MVC.
Technologies: Java, Python, FAST ESP, XML, iOS, Android, SQLite, PostgreSQL, Oracle, MySQL, Spring, Hibernate, JBoss, Tomcat, jQuery, Eclipse
Software Engineer
FAST Search and Transfer
2006 - 2007
- Developed a search front-end for the Financial Times (a risk assessment portal prototype).
- Developed a search front-end on top of FAST ESP for Vivo (a Brazilian mobile carrier).
- Co-authored Project Jigsaw, a Java framework for fast development of search engine front-ends on top of FAST ESP and JSF.
- Developed FAST ESP stages in Python.
Technologies: Java, JSF, Hibernate, FAST ESP, MySQL, Python
Software Developer
Court of Justice of Goiás - Brazil
2005 - 2006
- Developed and maintained several web applications built on top of PHP and Java languages. All Java applications were powered by JSF, Hibernate, and XDoclet.
- Implemented a proof of concept solution on top of Java Portlets with Liferay Portal.
- Developed a bodyguard library: a set of EL functions to help to integrate Spring Security with Facelets.
- Developed PHP classes to facilitate integration of a PHP application with JOSSO.
Technologies: Java, PHP, PostgreSQL
Software Developer
C&S Computadores e Sistemas
2000 - 2005
- Handled ERP solution development using Delphi and Oracle.
- Developed a small set of ASP.NET 1.0 controls for internal use.
- Developed an eCommerce product on top of PHP and MySQL.
- Developed a proof of concept application on top of JBOSS/J2EE.
- Developed a field of sales application with .NET Compact Framework.
Technologies: Delphi, Oracle, ASP.NET, PHP, J2ME, Superwaba, Palm OS, .NET Compact Framework

Experience

BookSearch (Development)
https://github.com/ararog/BookSearch
BookSearch is a Perl web application written using Catalyst framework. This web application is used to search for PDFs indexed by Elasticsearch.
WebsocketRails-WP (Development)
https://github.com/ararog/WebSocketRails-WP
A port of iOS client of WebSocketRails to Windows Phone 8 using WebSocket4Net and JSON.net
WebSocketRails-Android (Development)
https://github.com/ararog/WebSocketRails-Android
A port of iOS version of WebSocketRails client to Android using Jackson for JSON serialization and AndroidAsync for Web Sockets communication.
XML Builder (Development)
https://github.com/ararog/xmlbuilder
A library which provides a DSL for XML authoring on .NET platform.
Ingresso.com for iOS (Development)
https://itunes.apple.com/us/app/ingresso.com/id395159864?mt=8
A Fandango-like iOS app for Brazilian customers, allowing them to browse movies or theaters and buy tickets.
Unrar4iOS (Other amazing things)
https://github.com/ararog/Unrar4iOS
This is a port of Unrar library to iOS platform.
Solr Update Processors (Other amazing things)
https://github.com/ararog/solr-updateprocessors
A project that aims to provide several scripts to act as update processors for use at index time on Apache Solr 4.0.
EasyLight (Development)
https://appworld.blackberry.com/webstore/content/reviews/31696/?lang=en
Application built as a freelancer for an Italian customer, EasyLight is an application that just help the user to use Playbook to put some light in a dark place.
PhotoMoticon FREE Personalized Emoticons (Development)
https://itunes.apple.com/br/app/photomoticon-free-personalized/id590358765?mt=8
iOS app used to create emoticons for use in any instant messaging application.
OurParents (Development)
https://itunes.apple.com/br/app/ourparents/id420558927?mt=8
A sweet history about parents as a universal iOS app.
Telepass (Development)
https://itunes.apple.com/br/app/telepass/id454224356?mt=8
An iOS app used to buy tickets for a transport system in Italy.
Larry H. Parker (Development)
https://play.google.com/store/apps/details?id=com.larryhparker
An Android app used to report damages in a car accident and other injuries.
Antibody Review (Development)
http://www.antibodyreview.com/
A PHP + Apache Solr-powered search back-end which indexes data from a MySQL database containing antibody information.
Alamofire-RACExtensions (Development)
https://github.com/ararog/Alamofire-RACExtensions
An Alamofire extension to allow integration with ReactiveCocoa.
Flambo (Development)
https://github.com/yieldbot/flambo
Contributed with min, man, and take-order action implementations on the Flambo API.
MoneyBOT (Development)
https://github.com/ararog/MoneyBOT
This is a bot that converts quotations from US Dollars to Brazil Real and returns back to a Slack channel.
Verbo (Development)
https://github.com/ararog/verbo
A collection of string utilities for GO.
Timeago (Development)
https://github.com/ararog/timeago
A small Golang library to help build a human-readable representation of time duration.
RestInpector (Development)
https://github.com/ararog/RestInspector
A QT based application to test REST APIs
Clapit (Development)
https://itunes.apple.com/au/app/clapit/id1062124740?mt=8
A social network app written on React Native.
Vivo Site Search (Development)
http://www.vivo.com.br
Developed the site search back-end of www.vivo.com.br, a Brazilian mobile carrier, written in Java 6.
Curriculum.com.br Job Vacancy Search (Development)
http://www.curriculum.com.br/vagas-emprego
Job vacancy search built on top of FAST ESP enterprise search platform and ASP.NET, coded in C#.
React.js Best Practices and Tips by Toptal Developers (Publication)
https://www.toptal.com/react/tips-and-practices
This resource contains a collection of React.js best practices and React.js tips provided by our Toptal network members.
Toptal Mentor
Rogério is a mentor in the Toptal Global Mentor’s Program. This program is a partnership between Toptal and General Assembly to provide high quality mentorship for students from minority and low income backgrounds who are looking to begin their careers as professional software engineers. Rogério shows commitment to diversity in tech by mentoring a General Assembly student every week for a year, covering everything from coding tips and tricks to advice on making it in the industry.

Skills

Languages
Objective-C, JavaScript, C#, SQL, Delphi, Java, PHP, Ruby, Python, Elixir, R, Swift 2, Perl, Clojure, Scala
Frameworks
Android SDK, JavaServer Faces, Spring, ASP.NET, Spring JDBC, React Native, Mocha.js, Spring MVC, ASP.NET MVC, Mojolicious, Apache Spark, CakePHP, Ruby on Rails (RoR), Django, Apache Hadoop, Ionic, Loopback, Grails, Prototype, Bootstrap, Catalyst
Libraries/APIs
LINQ, React.js, CocoaPods, RoboGuice, jQuery UI, jQuery, Facebook iOS SDK, Moment.js, Amazon SQS, RxJS
Tools
Eclipse, Atom, Ninject, Notepad++, Microsoft Visual Studio, Autofac, Apache Solr, lighttpd, NPM, Apache Nutch, Nginx, Gradle, NetBeans, Bower
Paradigms
Object-oriented Programming (OOP), Agile Software Development, Functional Programming
Platforms
Oracle, Linux, iOS, Android, Windows, Mac OS X, FAST ESP, Amazon Web Services (AWS), Xamarin, FreeBSD, Windows Phone, Solaris
Storage
MongoDB, SQLite, MySQL, PostgreSQL, MS SQL, Neo4j, CouchDB, Amazon SDB
Misc
Apache Commons, Enzyme, Elasticsearch, Data Science

Education

MBA degree in IT Management
IPOG - Goiânia, Brazil
2014 - 2015
Bachelor's degree in Computing
Universidade Salgado de Oliveira - Goiânia, Brazil
2001 - 2005

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