Consultant

Danilo Ferreira • Peerlist

Backend responsible for notify the users of UOL cotações (Stock market).  The system work with the user setting a minimum and maximum values to his stocks. The product was designed to scale horizontally using PostgreSQL to store the data and Hazelcast to distribute a real time cache that controls every notification sent.

Stock Market Notifier

Development of back-end services that supports the main features of all front-end mobile applications (as centralized push service, social media integration service, user-agent mobile library to allow identification of devices and content customization, geolocation, library of points of interest)

UOL Aplicativos

A mobile app which shows all information (news, pictures, videos) related to Brazilian elections and its candidates

UOL Elections

Media publishing platform, which serves all channels of internal content and partners with supporting to video, audio, slides and photo albums. This solution covers all aspects of media publishing, from video encoding in different formats (from low-res mobile to full HD), front-end player (HTML5 and Flash as a fallback), algorithm of highly accessed medias caching in different layers, load balance, storage strategy for media management minimizing loss risk and optimizing distribuition and media meta-data indexing - including provide an API for third-party integration with partners' publishing systems

UOL Mais

In this project I was responsible for the basket, volley and handball webviews used in live games coverage. The solution was adopted in all available platforms (Android and iOS), developed with responsive techniques using Javascript, CSS and HTML.

UOL Pan

Responsible for Velocity back-end services maintenance, development of new back-end services and news and calculators webviews maintenance.

UOL Stocks

This app has information about World Cup 2014 host cities, as restaurants, events, bars, theaters, sightseeing tours,etc.