Arnaldo Pereira

Current

Profiling & Social Media at Predicta

Past

Consultant at Neotix Interactive Media
Consultant at V4 Ltd
Owner / Systems Engineer at Voixtel Telecom

Research and Development Manager at Principal Telecom
IT manager at DHN
Development analyst at Vex
Development analyst at Federal University of São Paulo - Human Genome Project
Development Analyst at Terra Networks

see less...

5 more...

Education

Universidade São Judas Tadeu

Recommended

11 people have recommended Arnaldo

Connections

120 connections

Industry

Internet

Websites

Arnaldo Pereira’s Summary

A self educated professional, with background and experience in areas as: industrial automation, analog and digital electronics, telecommunications (mainly VoIP), network security, distributed systems and computer software development for Linux and Unix in a variety of programming languages and environments, from embedded devices to clusters.

More than five years managing professionals and successfully applying development models.

Arnaldo Pereira’s Specialties:

web systems development and optimization, voip systems' development and deployment, project management

Arnaldo Pereira’s Experience

Profiling & Social Media

Predicta

(Privately Held; Internet industry)

September 2009 — Present (3 months)

Insights, development and maintenance of Profiling and Social Media products, always ensuring they run in a scalable architecture.
Consultant

Neotix Interactive Media

(Internet industry)

2007 — 2009 (2 years )

Architecture and development of web backend systems, focusing on scalability, statistical metrics and security. Servers, software and network administration and security.
Consultant

V4 Ltd

(Privately Held; Information Technology and Services industry)

2007 — 2009 (2 years )
Owner / Systems Engineer

Voixtel Telecom

(Telecommunications industry)

December 2006 — July 2009 (2 years 8 months)

Research on VoIP Open Source projects, as Asterisk, Callweaver, FreeSWITCH, SipX and Yate.

Development, integration and deployment of VoIP systems based on SipX, FreeSWITCH and Asterisk. Partial implementation of QSIG-GF on Asterisk. Integration/CTI with a variety of systems, as SAP and Lotus Notes.
Research and Development Manager

Principal Telecom

(Telecommunications industry)

August 2005 — November 2006 (1 year 4 months)

Development of VoIP solutions based on open source software. Deployment of Asterisk-based servers using IAX2, SIP, ISDN and MFC/R2.
IT manager

DHN

(Partnership; 11-50 employees; Computer Software industry)

June 2002 — August 2005 (3 years 3 months)

Lead a team of Linux developers and network administrators on building custom solutions using open source software. Implementation of LTSP servers and networks, Qmail, OpenLDAP and Apache clusters.

Tools for video capturing (video4linux), visualization and streaming. Logistics software for programming airplanes parking and so on.
Development analyst

Vex

(Internet industry)

2003 — 2003 (less than a year)
Development analyst

Federal University of São Paulo - Human Genome Project

(Non-Profit; 501-1000 employees; Hospital & Health Care industry)

July 2001 — February 2002 (8 months)

Development, integration and maintenance of bioinformatics software on Unix/Linux platforms.
Development Analyst

Terra Networks

(Internet industry)

May 2000 — April 2001 (1 year )

Development and maintenance of web systems. Deployment and tunning of web servers.