James Freitas

James Freitas

Río de Janeiro, Brasil
660 seguidores Más de 500 os

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Instituto Federal Fluminense

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I am just a ionate software developer willing to challenge myself to the edge since…

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Experiencia y educación

  • C6 Bank

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Licencias y certificaciones

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Publicaciones

  • Questionnaires reliability and scale purification: an experiment with the Cronbach alpha

    InderScience

    The constant search for quality on organizations necessitates a greater focus on the tools credibility and reliability such as questionnaire, used to measure the satisfaction level on products or services. It is known today that the Cronbach's alpha coefficient is an estimate developed to measure how much a questionnaire is free from random errors. This paper presents two results: a) experiment results to increase the questionnaire reliability by the individual items removal and observing the…

    The constant search for quality on organizations necessitates a greater focus on the tools credibility and reliability such as questionnaire, used to measure the satisfaction level on products or services. It is known today that the Cronbach's alpha coefficient is an estimate developed to measure how much a questionnaire is free from random errors. This paper presents two results: a) experiment results to increase the questionnaire reliability by the individual items removal and observing the coefficient behaviour; b) other analysis results with genetic algorithm that rotates the questionnaire dimensions

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Cursos

  • ASG-Rochade Concepts, WebAccess and Courses

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  • Architecting on AWS

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  • Caelum FJ-11 - Java and Object Orientation

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  • Caelum FJ-16 - Java Lab with Tests, XML and Design Patterns

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  • Caelum FJ-21 - Java for Web Development

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  • Caelum FJ-36 - SOA Hands on - Web Service and Messaging Integration

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  • Caelum FJ-57 - Mobile Development with Google Android

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  • Caelum FN-23 - Web com ASP.NET MVC e Persistência com NHibernate

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  • Caelum WD-47 - Front-end Development with JavaScript and jQuery

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  • Data Capacity Module I - Data Performance Best Practices

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  • Data Capacity Module III - How to build an Enterprise Conceptual Data Model

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Proyectos

  • Delivery Man

    Web application that keeps products and allow clients to make orders and allows client to follow them up with geo cordenates.

  • E-Commerce

    Web application that keeps products and allow clients to order and buy them online

  • CIM-TBM

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    Web application that aims to monitor all turbomachinery (turbochargers, turbo generators and compressors) of Petrobras oil rigs

  • Hour Management

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    web application used help to controll the extra hours of the company employees

  • Logical Data Model Converter

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    java tool created to parse and convert a XML file containing information of a physical data model generated by Erwin into a XML with logical data model information according to the client Data Naming Standards

  • Oracle Long Raw File Extractor

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    Java FX tool created for the DBA staff to ease extraction and conversion of Oracle Long Raw columns into their respective data type and file recipients

  • PI-APLAT

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    Web application responsible for planning the services performed in an E & P production facility, optimizing the use of critical resources, and to meet the strategic decisions of the company

    Otros creadores

  • PMCA

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    dashboard style web application used to give real time information about results of heavy data transfer operations (ETL and Oracle procedures data loading)

  • RigMgr

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    web application responsible for controlling departures and arrivals of professionals in Petrobras Rigs

  • SEGPro

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    web applicaton responsible to manage information about performance indicators on contracts between Petrobras and companies that offer aerial transportation services

  • SIGA

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    web application aiming to several Brazilian public government technical schools in order to manage the grade system; allowing students to consult their grades and teachers to inform the grades on subjects. Furthermore it helps teachers to control the assiduity of the students.

  • Sinpcorp

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    Web application designed to unify Petrobras oil rig informations

    Otros creadores

  • SPPA

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    web application that manages all work history of an employee since he started at company and generate concise information for Brazilian government Social Security services

  • Veceba

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    Desktop application designed to control the flow of products in a fabric factory

  • VMED

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    Web application responsible for provide inputs and information about process of the Petrobras Fluid Metering department; using graphics to present the data concise and objectively

Idiomas

  • English

    Competencia básica profesional

  • Portuguese

    Competencia bilingüe o nativa

  • Spanish

    Competencia básica limitada

  • French

    Competencia básica limitada

Empresas

  • CodeOnBlue

    Partner

    - actualidad

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