Hi!, I'am
Carlos Colmenares A.

IBM-Mainframe technologies, software engineering, and AI-Data science specialist
Certified from leading technology companies, including IBM, Computer Associates, Applied Data Research,
Cisco, Airlive, Hikvision, Platzi, and other educational institutes such as UNEFA, and IESA.


Throughout my career, I have worked as an advisor and project engineer implementing complex technical projects involving software engineering for IBM-mainframes, telecommunications, and electronics security systems.

I have provided consulting and engineering project services to several companies, some as prestigious, such as:
The National Registry of Costa Rica (Costa Rica), Banco Invercreditos (Colombia), PDVSA, Cargill de Venezuela, CANTV, CVG, Metro de Caracas, as well as thirteen (13) financial banks in Venezuela.

I have worked for over twenty-five years as a systems programmer and specialist for IBM's Mainframe technologies; Then I shifted my focus to development of electronic security, and microwave telecommunications systems, a field in which I have been working for over other twenty years, implementing large-scale projects. Complementing my professional career, and as enthusiastic software engineer, I develop websites, and software apps.

My tech core competencies include IBM mainframe technologies, particularly s/370 and s/390 architectures, including Assembler, Cobol, VSAM, CICS, VTAM, NCP, and operating systems like MVS, VSE, and VM; ..and my software development stack includes HTML, CSS, JavaScript, Python, NodeJS, MySQL, and AI tools within the web ecosystem.

My other competencies include extensive experience implementing innovative technological solutions, process reengineering, project management, communication, and negotiation.

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Cover letter

Specialist in IBM-Mainframe technologies, web software development, microwave telecommunication networks, and electronic security systems. His academic studies are complemented by fifteen courses taken in Venezuela (most at IBM) and five in the USA (Applied Data Research (3) & Computer Associates Inc. (2)). He has been a speaker at the "IDEAS" technology conferences (Annual Software Experience Exchange for its acronym), held at the Caracas Hilton Hotel. He was an attendee at two international conferences: System Software Conference, New Jersey, USA, 1988 and CADRE, New Jersey, USA, 1989; Also he was attendee at several seminars at Venezuela: IESA (2006, 2011), UNEFA (2006), Electronic Government (2005), The State Network (2004). With over four decades of technical and consulting experience, his career can be summarized as follows: System Programmer at B.N.D. (until 1981) and Banco Maracaibo (until 1984); Director of system software at ABACO, representative for Latin America of Computer Associates Inc. (until 1991); co-founder of CYCS Computing Specialists, a specialist consulting company in the systems programming area, exclusively for clients with IBM's Mainframe technologies (until 2011); In these both last stages, he led the implementation of complex technical projects in twelve banks in Venezuela and one abroad (Banco Invercredito, Bogotá, Colombia), as well as in nine companies in the industrial sector. Below a brief resume of these experiences: (Lagoven, CVG, Alcasa, Interalumina, RCTV, Procter & Gamble, among others), six government entities (including one abroad: National Registry of the State, San José, Costa Rica), four police agencies (PTJ, DISIP, GN of Venezuela and Vargas Police), a military base (Turiamo Naval Base), and three telecommunications companies (CANTV, Comsat, and CCOM). He later co-founded CYCS Engineering and Installations - https://cycs.netlify.app; an integrator company of systems of the telecommunications, and electronic security systems. During this stage, he has implemented high-level technical projects in companies such as CARGILL de Venezuela, Industrias CEGASA, FITVEN 2013, MINCI, and business towers such as Parque Cristal, ABA, and La Castellana. For the last seven years he has been developing in the technologies that make up the web development eco system, acquiring solid knowledge in the following stack: HTML, CSS, Javascript, Python, NodeJS, ExpressJS, MySQL, AI-Data science, etc. Complementing his professional career, and as web software engineer, he develops websites, and software apps.
Click on the next button to see his... Portfolio web

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WORK EXPERIENCE

2020-2021
Freelance
Senior Project Specialist
  • Consulting and project integration for the following areas:
    • Electronics security systems
    • Telecommunications technologies (Microwave networks)
  • Web software development
    I provide web sites, and software development for any platform: Desktop, server, and smartphone
2012-2020
CYCS Ingeniería e Instalaciones
Co-founder & Senior Project Specialist
  • I developed the management and consulting services area specialized in:
    • Electronics security systems
    • Telecommunications technologies (Microwave networks)
  • X
    Clients - duration - projects

    1. Sisven de Venezuela - 1 year
    The team leader of installs +1000 cameras of CCTV, throughout a lot of surveillance projects developing on its customers.
    2. Connectix Distribuidora - 2 years
    The team leader of installs a lot of surveillance and access control projects deployments on its customers.
    3. Consultores Cibernéticos - 3 years
    The team leader of installs a lot of surveillance and access control projects deployments on its customers.
    4. ABA tower (Offices Building) - 7 years
    Project engineer to all surveillance and A/C systems projects deployments.
    5. Los Tulipanes Multi-dwelling building - 6 months
    Project engineer to install 64 cameras based on the IP Dahua system.
    6. MINCI - 1 year
    Project engineer to install 256 cameras based on the IP Hikvision system.
    7. FITVEN 2013 2 months
    Project engineer to installs a high-level surveillance system (composed of 48 IP cameras) running on a microwave video network for transmission, based on Airlive technologies.
    8. DESCA 1 year
    Project engineer to all surveillance and A/C systems projects deployments on its customers.
    9. CARGILL de Venezuela (USA) - 1 year
    Project engineer to installs a complex A/C system (based on Chiyu technologies), on each of its sixteen (16) industrial factories across the country.
    10. Industrias CEGASA - 3 years
    Project engineer to installs a complex IP surveillance system running on a microwave video network for transmission, based on Airlive technologies and A/C system (based on Chiyu technologies); all on its big factory.
    11. TORREON tower (Offices Building) - 3 years
    Project engineer to all surveillance and A/C systems projects deployments.
1991-2011
CYCS Computing Specialists
Co-founder & Senior Project Specialist
  • I developed the management and consulting services area specialized in:
    • "Legacy" clients with IBM mainframe s/370, and s/390 technologies requiring high level support
    • Telecommunications technologies (Microwave networks)
  • X
    Clients - duration - projects

    1. Instituto Vialidad Estado Vargas 1 year
    Telephony system implementation based on a wireless platform to provide access to PSTN
    2. Banco Hipotecario Latinoamericana - 6 months
    Design and installation a wireless platform to provide Internet access backhaul to its bank branches
    3. Guardia Nacional de Venezuela - 2 years
    The TETRA telecommunication platform reengineering.
    4. Apostadero Naval de Turiamo - 6 months
    Design an IP wireless link to connect two military bases and share the broadband internet access between them
    5. Policía Municipal Estado Vargas - 1 year
    Telephony system implementation based on a wireless platform to provide access to PSTN
    6. DIEX - 4 years
    Design the telecommunication platform to connect all branches with headquarter.
    7. C-COM de Venezuela (ISP) - 1-year
    Motorola's links using canopy radios installation project for its client Microstar
    8. Banco Fondo Común - 3 months
    Design and installation of a DPL link to connect to another business partner bank
    9. Comsat de Venezuela (ISP) - 6 months
    VSAT links installation project for its client Miranda EAP
    10. Banco Interbank - 4 years
    IBM's VM & VSE/ESA operating system technologies project engineering and consulting services
    11. Banco Mi Casa EAP - 6 months
    IBM's AS/400 infrastructure & software technologies project engineering and consulting services
    12. Venezolana EAP - 7 years
    IBM's VSE/ESA operating system technologies project engineering and consulting services
1985-1991
SISTEMAS DE COMPUTACIÓN ÁBACO
System Software Technical Director
  • I developed the management and consulting services area specialized in "Legacy" clients with IBM mainframe s/370, and s/390 technologies requiring high level support
  • During my tenure I was hired abroad by two important organizations:
    -"Banco Invercredito" (Bogota, Colombia) and,
    -"National Registry" (San José, Costa Rica)
  • I was Director of System Software at Computer Associates Inc. (USA corporation, with worldwide presence in more than 50 countries; specialized in software for IBM Mainframe s/370, and s/390 technologies).
  • X
    Clients - duration - projects

    1. Banco La Vivienda EAP - 1 year
    VSE/ESA technical support consulting
    2. Latinoamericana de Seguros 6 months
    DOS/VSE technical support consulting
    3. Lagoven (Venezuela's Petroleum) - 3 months
    MVS technical support consulting
    4. Procter & Gamble de Venezuela - 4 years
    VSE/ESA management & technical support consulting
    5. Interamericana de Aluminios - 3 years
    VM & VSE/ESA Infrastructure & technical support consulting
    6. Banco Inverbanco - 1 year
    DOS/VSE technical support consulting
    7. Banco Caracas - 2 months
    MVS/ESA network problems resolution consulting
    8. Registro Nacional de Costa Rica (overseas) - 2 weeks
    MVS/ESA Problems resolution consulting
    9. Ministerio de Infraestructura - 8 months
    Windows Server Infrastructure consulting
    10. Banco Principal - 6 months
    AS/400 capacity planning consulting
    11. Banco Fivenez - 4 years
    DOS/VSE technical support consulting
    12. Banco Hipotecario de Venezuela - 9 years
    VSE/ESA management & technical support consulting
    13. Aluminios del Caroní (Alcasa) - 3 years
    VSE/ESA technical consulting
    14. Banco Exterior - 6 months
    VM & MVS telecommunication consulting
    15. Empresa 1BC (RCTV) - 9 months
    DOS/VSE technical support consulting
    16. CANTV - 2 weeks
    MVS network problems resolution consulting
    17. Banco Invercredito de Colombia (OVERSEA) - 1 week
    VM & MVS problems resolution consulting services
1982-1984
Banco Maracaibo
System Programmer Senior
  • I was in charge of the team of specialists in the technical support division of the computing vice-presidency at the Bank. Among other functions, I was responsible for maintaining the operational status of the computational infrastructure based on IBM Mainframe technology.
1977-1981
Banco Nacional de Descuento
System Programmer Junior
  • I was part of the team of specialists in the technical support division of the computing vice-presidency at the Bank. Like my colleagues, we were in charge of keeping the computational infrastructure based on IBM Mainframe technology operational
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