RT Esfera Analytics - IT Specialist for Itaú's AWS based Data Mesh platform engineering teams, collaborating with 16+ teams, with approximately 200 people Software development technical advisory AWS based data mesh platform solutions design review and technical advisory Data mesh platform software development process specification, maintenance, and evolution in collaboration with other IT Specialists Strategic leadership on software quality culture… Show more RT Esfera Analytics - IT Specialist for Itaú's AWS based Data Mesh platform engineering teams, collaborating with 16+ teams, with approximately 200 people Software development technical advisory AWS based data mesh platform solutions design review and technical advisory Data mesh platform software development process specification, maintenance, and evolution in collaboration with other IT Specialists Strategic leadership on software quality culture transformation Team members technical evaluation, education and training processes specification, maintenance, and evolution People hiring process technical support, helping leaders to find, interview and select candidates Show less

Technology advisory for clientsProvided technical consultancy for ATIT clients adopting new technologies, from startups willing to develop fast and cheap applications with latest technology and innovative processes to well established firms looking for solutions supporting legacy systems and adopting latest online and mobile technologies.

BeehiveDesigned and implemented the initial architecture and modules for Beehive a jobs procurement platform as a proof of concept implementation. Backend used Nodejs with MariaDB and front end was a mobile first Angularjs application consuming REST services.Conectamundo for MZO InterativaProvided an outline plan to improve and update the code and the platform of an existing, large user base, social network educational application. Requirements included support for millions of… Show more BeehiveDesigned and implemented the initial architecture and modules for Beehive a jobs procurement platform as a proof of concept implementation. Backend used Nodejs with MariaDB and front end was a mobile first Angularjs application consuming REST services.Conectamundo for MZO InterativaProvided an outline plan to improve and update the code and the platform of an existing, large user base, social network educational application. Requirements included support for millions of users, large user content repository, cloud compliance, container readiness and nice and easy to use UI backed up by REST services. Provided guidance, coding standards and code templates, peer coding and review to developersHelped the management team outlining and keeping milestones and project gateways.Provided stakeholders continuous feedback on project progress and budget clarifying the rationale behind technical decisions.Provided high priority events troubleshooting and 3rd level issue analysis.Leader Leads for ASD SoftwareDesigned and implemented an automated marketing leads generation and dispatch application using iBox, that had a REST API to serve marketing leads generation from any customer application form from any access point capable of consuming REST services and also a mobile first web frontend.iBox for MZO InterativaUpdated Caracara to be a more comprehensive full stack framework, including Sencha's ExtJS 4 as front end UI base library, cleaned outdated dependencies and PHP deprecated code and improved installation and maintenance scripts. Show less

Cloud based IT services design and implementationDeveloped cloud based infrastructure solutions for various clients, from remote backup, to full stack load balanced container based workloads, going through remote desktop services and performance oriented services based on DNS and content edge networks. Most solutions were AWS based and some used VMWare for private clouds and virtual desktop.Out of the box IT services server imagesCrafted a set of virtual server images and a… Show more Cloud based IT services design and implementationDeveloped cloud based infrastructure solutions for various clients, from remote backup, to full stack load balanced container based workloads, going through remote desktop services and performance oriented services based on DNS and content edge networks. Most solutions were AWS based and some used VMWare for private clouds and virtual desktop.Out of the box IT services server imagesCrafted a set of virtual server images and a script based configuration tool to deploy out of the box common business services infrastructure, such as firewall, backup, file and printer server, authentication and access management, user management, telephony and video surveillance.ITIL Service DeskImplemented an ITIL based set of working processes to provide clients an IT Service Desk where they could open ticket requests and get solutions fast and organized.Configured a service desk tool based on ITop, an ITIL compliant open source application so company clients could open requests and order services.Provided 1st level support for employees and clients using the Service Desk and 2nd level support to the support team..Maintained and improved the working processes and the Service Desk based on customer and team feedback.ASD Software Transpocommerce online infrastructure advisory and troubleshootingDesigned a cloud based infrastructure platform to ASD Software run Transpocommerce, a Java based web marketplace with bidding support and large user base for the heavy duty maintenance parts market.Provided operation guidelines and advisory and incident root cause analysis and troubleshooting.ITSM startup founder and business partnerFounded in a partnership with a colleague ATIT, an IT Services Management and Development Consulting Company providing third party services for the market. Show less

Business infrastructure and tools Created and maintained a document directory tree to organize and store business, content and academic data based on a document subject area hierarchyBuilt and maintained a set of LibreOffice document models and a spreadsheet based students control system to register and create all documents related to student's academic activities, from students handbook to teachers class diaryCreate and maintained a LibreOffice spreadsheet based business analytic… Show more Business infrastructure and tools Created and maintained a document directory tree to organize and store business, content and academic data based on a document subject area hierarchyBuilt and maintained a set of LibreOffice document models and a spreadsheet based students control system to register and create all documents related to student's academic activities, from students handbook to teachers class diaryCreate and maintained a LibreOffice spreadsheet based business analytic model to track and try predict business finances and budgetProvisioned and managed all required IT services, including cloud services and social network accounts and tools.Desconexão - o Filme video editingEdited a 2 hour innovative movie produced during the pandemic using Linux video editing tools and applications to compose scenes from individually taken footage with chroma key background and drawn scenarios on a screenplay as all the actors were acting side by side. Show less

Teatralizando playsWrote, produced and acted on 3 plays to the course's annual live plays: “Vida que Segue”, “Escolhas e Consequências” and “Desconexão - o Filme” and two other commercial plays, “O Ladrão de Corações” and “Mãe Natureza em Troca de Família”.Arts and education startup founder and business partnerFounded in partnership with an experienced theatre actress, director and producer an arts complementary education business that offers theatre classes to the general… Show more Teatralizando playsWrote, produced and acted on 3 plays to the course's annual live plays: “Vida que Segue”, “Escolhas e Consequências” and “Desconexão - o Filme” and two other commercial plays, “O Ladrão de Corações” and “Mãe Natureza em Troca de Família”.Arts and education startup founder and business partnerFounded in partnership with an experienced theatre actress, director and producer an arts complementary education business that offers theatre classes to the general public and works with them producing an yearly live play. The company also has a catalog of educational plays and offers on demand content creation to provide custom art products for companies and institutions. Show less

Espiral EducadoraProvided diagnosis consulting, guidance, training and developers mentoring for updating the operational platform of Espiral Educadora, a web based virtual learning environment with a few social network features. The tiddly coupled application needed Doctrine ORM version 1 to 2 migration with focus on performance improvement, fix for PHP 4 to 5 compatibility and some UI cleaning and code base standardization and the migration needed to be cost effective and some extreme… Show more Espiral EducadoraProvided diagnosis consulting, guidance, training and developers mentoring for updating the operational platform of Espiral Educadora, a web based virtual learning environment with a few social network features. The tiddly coupled application needed Doctrine ORM version 1 to 2 migration with focus on performance improvement, fix for PHP 4 to 5 compatibility and some UI cleaning and code base standardization and the migration needed to be cost effective and some extreme prog.MZO Mailer Provided architecture and implementation guidelines, peer coding, code revision and developers education to develop MZO Mailer a web e-mail marketing application using the Caracara framework with support for Swift template based mail composition, smart dispatch list management and connectors to multiple MTA, including AWS email gateway and Google's SMTP service. Rich delivery statistics and full recipients list delivery status report allowed for progressive delivery success growth and easy to create delivery status based recipient groups.Provided high priority events troubleshooting and 3rd level issue analysisCaracaraDeveloped a simple fullstack framework with a PHP backend and HTML/CSS with JavaScript front end to serve as a support guide for building clean architecture and event driven business applications with domain oriented design.Caracara relied on Doctrine 2 for ORM and bootstrap js plus Scriptaculous wrapped by the high level framework php and JavaScript libraries and it had a set of bash script tools to automate framework installation and application bootstrap. Show less

Mobile games development managementManaged a 10 person multidisciplinary team developing mobile games for CDMA devices published by Vivo MNO to its subscribers and helped dealing with the multiple device support problem, providing automated testing strategies and version and baseline control tools. Provided business feedback to the company's stakeholders.EDS telephony billing systemManaged the design and development of an internal telephony billing solution for EDS, a… Show more Mobile games development managementManaged a 10 person multidisciplinary team developing mobile games for CDMA devices published by Vivo MNO to its subscribers and helped dealing with the multiple device support problem, providing automated testing strategies and version and baseline control tools. Provided business feedback to the company's stakeholders.EDS telephony billing systemManaged the design and development of an internal telephony billing solution for EDS, a multinational IT and technology services provider. Telephony call tickets were collected from 21 different PBX hubs located in Brazil, Chile and Argentina, imported to an Oracle 8i BI implementation parsing that call tickets into datasets to produce detailed live reports to enable cost center billing throughout all Latin America EDS sites and projects.Vergence ManagementManaged deployment of Vergence, an IP communication system based on Asterisk IP PBX managed by a web based application developed in house using MVC PHP. Provided sales team support dealing with client requirements and client configuration cost forecast.Business analysis and forecast Provided consultancy for the company CEO and board members analyzing and forecasting business scenarios, helping strategic planning and human resources management.Portable Navigation Device with Navitec MapsManaged the development of a portable navigation device software using offline maps from Navitec and white label GPS devices from 3 different Chinese manufacturers. Show less

Server and infrastructure managementSetup and maintain the company's production and development environments, configuring, managing, maintaining monitoring and troubleshooting servers and network. Most servers where Debian Linux running LAMP applications.Setup, configure and maintain all the company's business support applications such as VTiger CRM, Mantis Bugtracker, Subversion and CVS version control.Setup and maintain IT infrastructure business services such as Samba file and… Show more Server and infrastructure managementSetup and maintain the company's production and development environments, configuring, managing, maintaining monitoring and troubleshooting servers and network. Most servers where Debian Linux running LAMP applications.Setup, configure and maintain all the company's business support applications such as VTiger CRM, Mantis Bugtracker, Subversion and CVS version control.Setup and maintain IT infrastructure business services such as Samba file and printer sharing, LDAP network security and access control, DNS, backup, aṕplication monitoring and performance and reliability assessment. Show less

Evento EletrônicoProvided technical analysis and diagnosis to advise and support the application development team updating an old and bad PHP 3 application to better PHP 4 code. adoption strategies and tools such as version control system, bug tracking, code templates, peer review and testing frameworks so the team was able to continuously update the product instead of writing an entirely new version.ABIPTI Knowledge Base HubParticipated on the writing and execution of six… Show more Evento EletrônicoProvided technical analysis and diagnosis to advise and support the application development team updating an old and bad PHP 3 application to better PHP 4 code. adoption strategies and tools such as version control system, bug tracking, code templates, peer review and testing frameworks so the team was able to continuously update the product instead of writing an entirely new version.ABIPTI Knowledge Base HubParticipated on the writing and execution of six research projects approved by CNPq to create a hub of multidisciplinary knowledgement repositories, based on C-Portal, for the Associação Brasileira das Instituições de Pesquisa Tecnologica e Inovação. Institutions like IPT and Embrapa were some of the stakeholders.Mastercard payment moduleImplemented a PHP module to access a remote service provided by Mastercard adding credit card payment method to Evento Eletrônico, a business platform that supports organizing, managing and running large corporate events. Show less

Stoq ProjectWrote two PIPE fundraising projects approved by FAPESP to help initiate the Stoq Project, a free, open source retail point of sales application, inventory and customer relationship management software. Wrote some bad Python 2 code, lots of Latex documentation and parts of an HTML4 / CSS3 standards compliant website for the first version.Lecto São CarlosJoined a tree person team to develop Lecto, a local digital yellow pages business directory with advertising… Show more Stoq ProjectWrote two PIPE fundraising projects approved by FAPESP to help initiate the Stoq Project, a free, open source retail point of sales application, inventory and customer relationship management software. Wrote some bad Python 2 code, lots of Latex documentation and parts of an HTML4 / CSS3 standards compliant website for the first version.Lecto São CarlosJoined a tree person team to develop Lecto, a local digital yellow pages business directory with advertising support. The system was backed by a relational PostgreSQL database with a public website front end and a web based back office application for data and advertising management. Both web applications were HTML 4 and CSS 3 W3C compliant, PHP 3 driven running on Apache web server on Linux.SuburbiaWrote a small web application similar to a bulletin board with karma. Users with accounts could post stories and readers would rate it ‘good’ or ‘bad’. Users getting good karma would have their publications more visible. Readers could post comments. Wrote with PHP 3 backed by a filesystem based database.MZ LinuxTogether with his two business partners put together a small Slackware based Linux distro. Kernel version was 2.2 and the distro included tools to run a console based LAMP server. PHP was version 2 and Apache version 1.Open source startup founder Created with 2 other friends a company devoted to developing a business model using open source software and the open source philosophy in Brazil.Met Richard Stallmann at 1st International Free Software Forum - FISL in Porto Alegre, Brazil Show less