Juliao Braga

a.k.a. Luiz Juliao Braga Filho

JB
CV latest version: https://braga.net.br (with access to documents). March 01, 2024 14:00

Research Interests

Internet Infrastructure (protocols, policies, security and governance); Smart Computing Artifacts (SCA): Knowledge Representation, Ontology, Autonomous Agents, Machine Learning, NLP; Blockchain (Decentralize Computing); Quantum Internet Enthusiastic; ... (Graphical View)

  1. Personal Data
  2. Mobile: +55 (12) 99167 3383
    Email: j at braga dot net dot br
    Birth date: September 3, 1945
    CiênciaVitae: B31C-AA7E-27D3 | dblp | Google Scholar | Lattes - Brazilian Academic Curriculum | Linkdln | Mendeley | ORCID: 0000-0001-9542-3732 | Personal Blog: Internet Infrastructure | Research ID (WoS): N-7979-2013 | SciRate | Semantic Scholar | Twitter |

  3. Current Activities
  4. 2021-- Research project at the Universidade Federal do ABC's Center for Mathematics, Computation and Cognition, Santo André, SP Brazil, named "Building an knowledge base (an ontology) for the domain of decentralized computing (Ethereum blockchain network) using a manual based approach, and." [1pt,1en (Although some images are in Portuguese…)], [2en, 2pt], [3en, 3pt], [4en].
    Supervisor: Prof. Dr. Itana Stiubiener
    2021-- Research at LARC, Polytechnic School, USP. Related work on scalable computing.
    • 2023-2024 -> Confidential Computing: Trusted Execution Environment (TEE) in Intel SGX/TDX, AMD SEV/SEV-ES/SEV-SNP, ARM TrustZone/Confidential Compute Arch (CCA) using Enarx, Occlum, Gramine, Open Enclave SDK and cloud solutions (AWS, Azure and Google Cloud).
    • 2022 -> Micro-transactions using Javascript (NodeJS), Python and other application tools on Linux and/or Windows Operating Systems.
    • 2021 -> Escalability using Docker, Kafka, Elastic Stack (Logstash, Kibana). Simulation tools.
    2023-- Research at Instituto Federal Sertão Pernambucano, Campus Salgueiro. Associated with the Research Group on Computer Networks, Optimization and Automation. [GPRO,CNPq ]
    Currently Provide advice, support, and project development services related to the acquisition, transfer, and restoration of Internet numbering resources. These resources pertain to Autonomous Systems and are under the jurisdiction of Brazil's National Internet Registry (NIR) (a.k.a. NIC.br).

  5. Recent Activities
  6. 2022-2023 Member of the Human-Algorithm Interaction Study Group at Cátedra Oscar Sala, Institute of Advanced Studies, USP, São Paulo, BR. [Profile] [Catedra], [IEA]
    2015--2019 Ph.D., Computer Science, Universidade Presbiteriana Mackenzie Sao Paulo, SP, Brazil (Doc.) & Instituto Superior Tecnico, Universidade de Lisboa, Lisboa, Portugal (Doc.)
    Thesis Title: Knowledge Acquisition Environment for Agents in Restricted Domains in Internet Infrastructure (Free translation from Portuguese title: Ambiente para Aquisição de Conhecimento por Agentes em Domínios Restritos na Infraestrutura da Internet). Original version (Portuguese) or English version.
    Supervisors: Prof. Dr. Nizam Omar and Prof. Dr. João Nuno de Oliveira e Silva
    2013-2015 M.Sc., Computer Science, Universidade Presbiteriana Mackenzie, Sao Paulo, SP, Brazil (Doc.)
    2012–2013 MBA, Project Management, Universidade Anhanguera, Sao Jose dos Campos, SP, Brazil (Doc.)
    2011–2012 BA, Logistics Technology, Universidade Anhanguera, Sao Jose dos Campos, SP, Brazil (Doc.)

  7. Teaching
  8. 2022--2022 Postgraduate class: CCM-204 Computer Networks, Universidade Federal do ABC, Sao Paulo, SP, Brazil
    2019--2019 Graduate class: Security in Bimodal IT. UPMackenzie, Sao Paulo, SP, Brazil
    2000-2000 Undergraduate class: Information Systems. Unincor, Tres Coracoes, MG, Brazil
    1999–2000 Undergraduate class: Data structures. Unincor, Tres Coracoes, MG, Brazil
    1984–2000 Extension class: Introduction to Computing Systems. PUC-Rio, Department of Informatics, Rio de Janeiro, RJ, Brazil
    1984-1984 Undergraduate class: Data Structure. PUC-Rio, Department of Informatics, Rio de Janeiro, RJ, Brazil
    1976-1976 Extension class: Data Structure. Federal University of Goias, Goiania, GO, Brasil
    1976-1976 Extension class: Basic Software. Federal University of Goias, Goiania, GO, Brasil
    1971-1971 Graduate class: Basic language for Differential Equations. Federal University of Rio de Janeiro, Rio de Janeiro, RJ, Brazil

  9. Honors and Awards
  10. 2018 Honor distinction to the paper "In-Person and Remote Participation Review at IETF: Collaborating without borders", presented at V WPIETF
    2015 Special Dedication in Book, Learning Objects Vol. 2 - Development Methodology" (Free translation from Portuguese: Objetos de Aprendizagem Vol. 2 - Metodologia de Desenvolvimento)
    2015 Approved with distinction and laudation in the Master's Dissertation Defense
    1970 Award for best work in the Congress of Agronomy students: "A minimum cost ration for chickens". Using the Simplex Method on the IBM-1130

  11. Grants and Fellowships
  12. 2017 Fellowship to the ANRW'77 and the IETF Meeting (IETF 99 Prague, CS), Internet Society
    2016 Fellowship to the LACNIC 26 - LACNOG 2016 Meetings, Costa Rica, CR
    2016 Fellowship to the IETF Meeting (IETF 97 Seoul, KR), Internet Society
    2016 Fellowship to the ANRW'76 and the IETF Meeting (IETF 96 Berlin, GE), Internet Society
    2016 Fellowship to the IETF Meeting (IETF 95 Buenos Aires, AR), Internet Society
    2015 Fellowship to the IETF Meeting (IETF 94 Yokohama, JP), Internet Society
    2013 Fellowship to the IETF Meeting (IETF 86 Orlando, Florida, USA), Internet Society

  13. Participation in supervision and advisory boards (post-graduation)
  14. MBA in Digital Transformation, from LARC/USP

    29/11/2023 Márcia Cristina Schade Alberti: Métodos Ágeis e Requisitos Não Funcionais. Supervision and advisory board. Certificate: here.
    27/09/2023 Michel Daud Ibrahim Jacob Vilela: Adoção Computação em Nuvem, TI Verde e Políticas Públicas. Supervision and advisory board. Certificate: here.
    16/08/2023 Marco Antonio Martins: Monitoramento Preditivo em Sistemas Financeiros. Supervision and advisory board. Certificate: here.
    05/07/2023 Matheus Grillo de Lima: A evolução nas metodologias de teste de software: estudo de caso. Supervision and advisory board. Certificate: here.
    05/07/2023 Makoto Hideo Yamamoto: Virtualização de Servidores: Trabalhar com Infraestrutura Própria ou Terceirizar. Supervision and advisory board. Certificate: here.
    21/06/2023 Kilmary Lincolins de Oliveira Sequeira: O papel da tecnologia da informação em um cenário pandêmico. Advisory board. Certificate: here.
    01/06/2023 Sebastião Antonio Silva: Análise do desempenho real com o modelo Weater Resource Forecast, entre um servidor físico e um contêiner High Performance Computing. Advisory board. Certificate: here.
    27/04/2023 Marcelo Alexandre Sakurai: Gerenciamento de Identidade e Acesso do Cliente (CIAM): Autenticação Única para todos os Canais. Supervision and advisory board. Certificate: here.
    17/04/2023 Wanderson Roberto Ferro: Cloud Computing: Migração de Sistemas Legados para a nuvem: Um Estudo no Setor Financeiro. Advisory board. Certificate: here.
    06/04/2023 Marcio Silva Alves: Aprendizado ao longo da vida em Tecnologia da Informação e Comunicação. Supervision and advisory board. Certificate: here.

    Specialization in Science and Technology, from UAB/UFABC

    02/04/2022 Andressa Luderitz Lima: O uso da tecnologia em sala de aula. Certificate: here.
    02/04/2022 Ediene Sanana Pereira: Ciência tambem e coisa de criança: perspeciva em reação ao fazer científico nos anos iniciais do ensino fundamental. Certificate: here.
    02/04/2022 Gleides Matos Campos: Reciclar: reutilizar é transformar: uma experiência de ação pedagógica. Certificate: here.
    02/04/2022 Hilda Cardoso Sandoval: Alfabetização em ciências: Teoria e Conceitos. Certificate: here.
    02/04/2022 Isabel Cristina de Sousa: A Educomunicação na Construção de Narrativas Antirracistas. Certificate: here.
    02/04/2022 Karina da Rosa Bagestan: Reflexões sobre o uso de tecnologias no ensino de jovens e adultos (EJA) durante a pandemia. Certificate: here.
    02/04/2022 Luis Ricardo Queija Gallego: Uma proposa de aperfeiçoameno na identificação da dermatite Herpetiforme nas unidades de atenção primária à saúde. Certificate: here.
    02/04/2022 Maria Crisina Macêdo de Matos: O surpreendente ciclo do minério. Certificate: here.

  15. Publications
  16. Journals

    1. Braga, J.; Silva, J. N.; Endo, P. T.; Ribas, J. and Omar, N. 2019. Blockchain to improve security, knowledge and collaboration inter-agent communication over restrict domains of the internet infrastructure, with human interaction. Brazilian Journal of Development, 5 (7) (July 2019), 9013–9029. ISSN 2525-8761. Available here.
    2. Barros, R. S.; Maestri, M.; Vieira, M.; Braga Filho, L. J. 1973. Determinacao da área de folhas de Coffea arabica L. cv. Bourbon Amarelo. Revista Ceres. v.20, p.44-52.
    3. Fontes, L. A. N.; Braga Filho, L. J.; Gomes, F. R. 1973. Resposta da cultura do feijao (Phaseolus vulgaris L.) a aplicacao de calcario, adubo nitrogenado e fosfatado, em municipios da Zona da Mata, Minas Gerais [Brasil]. Revista Ceres. v.20, p.313-325.
    4. Novaes, R. F.; Braga Filho, L. J. 1971. Aplicação de tufito e NPK na adubação de feijão, em um solo de Patos de Minas. Revista Ceres. v.18, p.358 - 363.
    5. Braga, J. M.; Braga Filho, L. J.; Fontes, L. A. N. 1971. Efeito da aplicaçao de calcário sobre os níveis de pH, calcio, magnesio, fosforo e potassio do solo. Revista Ceres. v.17, p.279 - 293.
    6. Chaves, R.N. de M; Braga Filho, L. J.; Maia, J. L. V. 1970. Uma ração de custo mínimo para frangos. Revista Ceres. v.17, p.290 - 313.

    Conferences

    1. Braga, J.; Regateiro, F.; Dias, J. L. R. and Stiubiener, I. 2020. A machine learning domain ontology to populate knowledge base to support intelligent agents working in autonomous systems domains of the Internet infrastructure. VIII Workshop Pré-IETF/IRTF VII Workshop pre IETF, Brasil. DOI: 10.5753/wpietf.2021.15778. Available here.
    2. Braga, J.; Moraes, A. L. S.; Nobre, J. C. and Santos, M. 2020. Diminuindo a desigualdade no acesso à Internet entre estudantes alfabetizados até a entrada na Universidade. VII Workshop pre IETF, Brasil. DOI: 10.5753/wpietf.2020.13796. Available here.
    3. Braga, J.; Silva, J. N.; Endo, P. T. and Omar, N. 2019. On Intelligent, Autonomous and Collaborative Agents to Manage Internet Routing Domains. 2019 14th Iberian Conference on Information Systems and Technologies (CISTI), Coimbra, Portugal, 2019, pp. 1-4, doi: 10.23919/CISTI.2019.8760771. Available here.
    4. Braga, J.; Silva, J. N.; Endo, P. T.; and Omar, N. 2019. On Intelligent, Autonomous and Collaborative Agents to Manage Internet Routing Domains. In Proceeding of CSBC 2019 - VI Workshop pre IETF.CSBC. Belem, PA Brazil.
    5. Braga, J.; Silva, J. N. and Omar, N. 2019. A set of data bases to support intelligent agents in Internet Infrastructure routing domains. In Proceeding of CSBC 2019 - VI Workshop pre IETF. Belem, PA Brazil.
    6. Juliao Braga, Joao Nuno Silva, Patricia Takako Endo, Jessica Ribas, and Nizam Omar. Blockchain to Improve Security, Knowledge and Collaboration Inter-Agent Communication over Restrict Domains of the Internet Infrastructure. In Proceeding of CSBC 2018 - V Workshoppre IETF. SBC, Natal, RN Brazil. Available here.
    7. Andrade, L.; Braga, J.; Pereira,S. Roque, R. and Santos. M. 2018. In-Person and Remote Participation Review at IETF. In Proceeding of CSBC 2018 - V Workshop pre IETF. SBC, Natal, RN Brazil, 22–32. Available here.
    8. Braga, J.; Omar, N. and Thome, L. F. 2017. Acquisition and Use of Knowledge over a Restricted Domain by Intelligent Agents. In Proceedings of the South East Conference (ACM SE ’17). ACM, New York, NY, USA, 203–207. DOI: 10.1145/3077286. Available here.
    9. Braga, J.; Silva, R. A.; Endo, P. T. and Omar, N. 2017. Dark Think Security: Enhancing the Security for the Autonomous Architecture over a Restricted Domain. In Proceeding of CSBC 2017. Mackenzie Presbiterian University.
    10. Braga, J.; Endo, P. T.; Santos,M.; Nobre, J. C.; Silva, L. G. F.; Campos, G. R. N. and Omar, N. 2017. Analisando a participação do Brasil e dos demais países da América Latina nos encontros do IETF. In Proceeding of CSBC 2017. SBC, Mackenzie Presbiterian University.
    11. Braga, J. and Omar, N. 2014. Semantic Repository in Internet Infrastructure knowledge domain: Methodology. In Anais do CSBC 2014 - I WPIETF LAC. SBC, Brasília, DF, 2179–2184.
    12. Braga, J.; Silva, L. and Omar, N. Minerando dados na Infraestrutura da Internet: analisando a participação em eventos do IETF. In Anais do CSBC 2014 - I WPIETF LAC. SBC. Available here.
    13. Braga. J.; Omar, N. and Granville, L. Z. 2015. Uma proposta parao uso de Elementos Inteligentes em Domínios Restritos da Infraestrutura da Internet. In Anais CSBC 2015 - WPIET/IRTF. SBC, Recife, Pernambuco, Brasil.
    14. Braga Filho, L. J.; Vieira, N. J. 1986. SAFO: Um Sistema de Programacao Logica para o Desenvolvimento de Sistemas Especialistas. In: Tercer Congreso Latino-Ibero Americano de Investigacion Operativa e Ingeneria de Sistemas, Santiago do Chile. Anais o Tercer Congreso Latino-Ibero Americano de Investigacion Operativa e Ingeneria de Sistemas.

    Books

    1. Braga, J.; Granville, L. Z.; O'Flaherty, C. and Moreiras, A. M. (Eds.). 2014. O Livro do IETF / El Libro del IETF / The Tao of the IETF. CGI.br, São Paulo. Available here.
    2. Bigonha, R. S., Braga-Filho, L. J., Oliveira, A. M. and C. E. Rech (Eds.). 1984. Anais do IV Congresso da Sociedade Brasileira de Computação. Excerpt: here.

    Book Chapters

    1. Braga, J., Regateiro, F., Stiubiener, I., Braga, J. C. 2023. A partial ontology on DAOs, built manually. In Cantarini, P., editor, IA e Espistemologias do Sul, pages 1–28. Editora Lumen Juris Direito, Sao Paulo, SP Brazil. To be publisched.
    2. Braga, J. 2021. Responsabilidade de Intermediários dentro e fora da Infraestrutura da Internet. Final work of the Getúlio Vargas Foundation (FGV Direito SP) course: Doc. (Extended version of paper here). In Estrutura e Funcionamento da Internet: Aspectos técnicos, políticos e regulatórios, Alexandre Pacheco da Silva and Ana Paula Camelo and Diego R. Canabarro and Flavio Rech Wagner (Eds). Fundação Getulio Vargas, São Paulo, Brazil, 2021. Available here.
    3. Braga, J.; Nobre, J. C.; Granville, L. Z. and Santos, M. 2020. Como Protocolos Inovadores são Criados e Adotados em Escala Mundial: Uma visão sobre o Internet Engineering Task Force (IETF) e a Infraestrutura da Internet. In Jornadas de Atualização em Informática 2020, Taisy Silva Weber and Claudia Aparecida Martins (Eds). Sociedade Brasileira de Computação, Cuiabá, MT Brazil, 45. JAI 2020. ISBN ISBN 978-65-87003-28-3, 2021. Preprint DOI: 10.31219/osf.io/tzk3x. Available here.
    4. Braga, J., Silva, J. N.; Endo, P. T. and Omar, N. 2019. Structure for Knowledge Acquisition, Use, Learning and Collaboration Inter Agents over Internet Infrastructure Domains. In Intelligent Computing, Kohei Arai, Rahul Bhatia, and Supriya Kapoor (Eds.). Springer International Publishing, 527-47. ISBN 978-3-030-22871-2.

    Thesis and Dissertation

    1. Braga, J.. 2019. Ambiente para Aquisição de Conhecimento por Agentes em Domínios Restritos na Infraestrutura da Internet. Ph.D. Dissertation. Instituto Superior Técnico, ULisboa, PT & Universidade Presbiteriana Mackenzie, Sao Paulo, BR. Available here.
    2. Braga, J.. 2015. Modelo para Implementação de Elementos Inteligentes em Domínios Restritos da Infraestrutura da Internet. Master’s thesis. Universidade Presbiteriana Mackenzie, São Paulo, SP.

    Technical Reports and Project Enviroments

    1. Braga, J., Regateiro, F., Stiubiener, I., Braga, J. C. 2023. A partial ontology on DAOs, built manually. DOI: 10.31219/osf.io/kgfxt. Available as preprint in OSF Preprint.
    2. Braga, J., Regateiro, F., Stiubiener, I., Braga, J. C. 2023. Governance of a DAO for Facilitating Dialogue on Human-Algorithm Interaction and the Impact of Emerging Technologies on Society. DOI: 10.31219/osf.io/wexjr. Available as preprint in OSF Preprint.
    3. Braga, J., Regateiro, F., Stiubiener, I., Braga, J. C. 2021. A proposal to improve research in AI algorithm and data governance. DOI: 10.31219/osf.io/sr7kt. Available as preprint in OSF Preprint. Versão em português disponível aqui: Uma proposta para impulsionar as pesquisas em governança de algoritmos de IA e dados.
    4. Braga, J., Nobre, J. C. 2020. Os Intermediários dentro e fora da Infraestrutura da Internet. DOI: 10.31219/osf.io/r4pfa. Available as preprint in OSF Preprint. Extended version of paper XII.1. English version available on request: "Responsibility of Intermediaries inside and outside the Internet".
    5. Braga, J.; Moraes, A. L. S.; Nobre, J. C. and Santos, M. 2020. Digital divide in Internet access among literate students until entering University: a Brazilian project proposal. DOI: 10.31219/osf.io/kg3r4 (preprint). Available here.
    6. Braga, J.; Dias, Joaquim L R; Regateiro, Francisco 2020. A Machine Learning Ontology. DOI: 10.31226/osf.io/rc954. Available as preprint in Frenxiv.
    7. Braga, J.; Nobre, J. C.; Moraes, A. L. S. and Santos, M. 2020. Digital Divide in Internet Access Among Literate Studentes Until Entering University: A Brazilian Project Proposal. DOI: 10.31226/osf.io/fbntz. Available as preprint in Frenxiv.
    8. Braga, J.; Regateiro, F. and Dias, J. L. R. 2020. Machine Learning Ontology: Preliminary use case. (2020). DOI: 10.17605/OSF.IO/CHU5Q. Project Environment: GitHub and in OSF.
    9. Braga, J.. 2019. Structure for Knowledge Acquisition, Use, Learning and Collaboration Inter Agents and Humans over Internet Infrastructure Domains (SKAU). DOI: 10.17605/OSF.IO/TKA9U. Project environment: OSF.
    10. Braga, J.; Silva, J. N.; Endo, P. T.; and Omar, N. 2018. A Summary Description of the A2RD Project. DOI: 10.13140/RG.2.2.33386.57281. Available as preprint in: arXiv.
    11. Braga, J.; Silva, J. N.; Endo, P. T.; and Omar, N. 2018. Theoretical Foundations of the A2RD Project: Part I. Available as preprint in: arXiv.
    12. Braga, J. 2015. Registros, anotações e referências dos principais elementos técnicos por trás do desenvolvimento do Watson. Technical Report. Universidade Presbiteriana Mackenzie.
    13. Braga, J. 2009-2017. Over ninety didactic technical reports write in Internet Infrastructure blog on various topics related to Internet protocols (IPv4 and IPv6), programming techniques in Python and PHP, Linux, Natural Language Processing, Wolfram Mathematica and many others. Blog statistics (May 18, 2023): By averages | By totals

  17. Brands
  18. 1992- Pegasus®, Process no. 816543410 INPI-Brazil: Nominative registered trademark.

  19. Invited Works
  20. 2016 Malabo, GQ. Five days course: Dynamic Routing and Internet Exchange Point (IXP), invited by Africa Union and Internet Society.
    2015 Maputo, MZ. Five days course: Dynamic Routing and Internet Exchange Point (IXP), invited by Africa Union and Internet Society.
    2015 Praia, CV. Five days course: Dynamic Routing and Internet Exchange Point (IXP), invited by Africa Union and Internet Society.
    2014 Sao Tome, ST. Five days course: Dynamic Routing and Internet Exchange Point (IXP), invited by Africa Union and Internet Society.
    2010 Sistemas Autônomos e PTT (Autonomous Systems and Internet Exchange Points). Article to Acesso Magazine, União da Vitória, PR, Brazil.

  21. Talks
  22. 2016 Speaker at VI Semana da Infraestrutura: Internet Academy. Available in: here.
    2015 Lecturer at 44° Jornadas Argentinas de Informatica (JAIIO), 2015. Universidad Nacional de Rosario, Santa Fe, AR.
    2015 Key-note Speaker at Expotec 2015: O que é o IETF, como funciona e como participar (What the IETF is, how it works and how to participate).
    2014 Alem do TAO do IETF (Beyond the TAO of the IETF). Presentation at CSBC 2014 - Congress of the Brazilian Computer Society .
    2010/05/15 Políticas de roteamentos: como resolver a impossibilidade de implementação na tecnologia hop-by-hop e o futuro (Routing policies: how to solve the impossibility of implementation in technology hop-by-hop and the future). GTER 29. Blue Tree Towers - Morumbi - São Paulo - SP. Reference https://gtergts.nic.br/evento/gter/29/

  23. Professional Activities
  24. 2022 Chair of the X Workshop pré-IETF/IRTF promoted by Brazilian Computing Society and Internet Society. Hosted by the XLII Congresso da Sociedade Brasileira de Computação (CSBC 2022), July 31, 2022.
    2021 Member of Association for Computacional Linguistic (ACL)
    2020 Member of Steering Committee of ISOC.PT ANR 2020 Advanced Network Research Worshop and Prize
    2019-2021 Member of the Steering Committee of the ISOC.PT ANR 2020 Advanced Network Research Workshop & Prize, Internet Society - Portugal Chapter. Reference here.
    2018 Attendee at IETF 101, London, UK
    2016-2022 Member of the Steering Committee of the Workshop pre IETF, promoted by Brazilian Computing Society, Internet Society - Brazilian Chapter. Reference here.
    2015 Co-chair of the II Workshop pre IETF, promoted by Brazilian Computer Society.
    2014 IETF LAC activities coordinator in Brazil
    2014 Co-chair of the I Workshop pre IETF, promoted by Brazilian Computing Society and Internet Society.
    2012-... Member of the Association for Computing Machinery (ACM).
    1985-1987 Technical Editor of the Revista Brasileira de Computação, a Brazilian Computing Society technical journal.
    1984 Chair of the SECOMU of the IV Congress of Brazilian Computing Society. Excerpt: here.
    1983 Co-chair of the X Seminário Integrado de Software e Hardware, promoted by Brazilian Computing Society.
    1982 Co-chair of the II CSBC, promoted by Brazilian Computing Society.
    1981-1983 Elected member of the Brazilian Computing Society (SBC) Council.
    1980-1989 Member of the Association for Computing Machinery (ACM).
    1969-1970 Director of the Revista Seiva. A technical journal of agronomy students at the Federal University of Vicosa.
    1978-... Founder member of the Brazilian Computing Society.

  25. Supervision
  26. 2005-2010 CEO Telesa Telecomunicacao S. A., Belo Horizonte, MG, Brasil
    2000-2005 Owner of company Pegasus Telecom, Belo Horizonte, MG, Brasil
    1984-1985 Director of Data Processing Department. Federal University of Vicosa, Vicosa, MG, Brazil. Homage
    1972-1973 Executive Director of the Computer Center. State University of Mato Grosso, MT, Brazil