Johann R.

Director of Architecture and Technology at ARC-One Solutions
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Contact Information
Location
Miami-Fort Lauderdale Area
Languages
  • English Professional working proficiency
  • Spanish Native or bilingual proficiency

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Quincy Freeman

I enjoyed working with Johann. As a Quality Assurance manager, I can assure you that Johann is an excellent java programmer. I had the pleasure to work with Johann for 6 years. He is a talented team player who's willing to help anyone out. He encourages and assists other team members to achieve their targets which made my life so much easier. He has thorough knowledge about advanced java and experience in web based application development. I wish Johann the best and any employer to have him would benefit greatly. Sincerely, Quincy Freeman

Thomas Rajewski

I worked with Johann for four years and I must say that Johann is one of the finest person's I ever met. Johann was considered the "Go-TO-Guy", and could answer any technical question, with a cheerful, upbeat and positive attitude. Johann can be considered a "Subject Matter Expert" in regards to Java/J2EE and Oracle. His work is impeccable and reflects the work of a true "Master Of Excellence". Any company that acquires Johann has a real asset with a world of knowledge because Johann thrives on keeping up to date with the latest and greatest technology. I can honestly say that working with Johann was a great pleasure and simple put - Johann is "THE BEST".

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Credentials

  • AWS Cloud Solutions Architect Specialization
    Coursera
    May, 2023
    - Sep, 2024
  • AWS Cloud Technical Essentials
    Coursera
    May, 2023
    - Sep, 2024
  • Architecting Solutions on AWS
    Coursera
    May, 2023
    - Sep, 2024
  • Architecting Solutions on AWS
    Coursera
    May, 2023
    - Sep, 2024
  • Automate Cybersecurity Tasks with Python
    Coursera
    May, 2023
    - Sep, 2024
  • Connect and Protect: Networks and Network Security
    Coursera
    May, 2023
    - Sep, 2024
  • Foundations of Cybersecurity
    Coursera
    May, 2023
    - Sep, 2024
  • Google Cybersecurity Specialization
    Coursera
    May, 2023
    - Sep, 2024
  • Play It Safe: Manage Security Risks
    Coursera
    May, 2023
    - Sep, 2024
  • Play It Safe: Manage Security Risks
    Coursera
    May, 2023
    - Sep, 2024
  • Sound the Alarm: Detection and Response
    Coursera
    May, 2023
    - Sep, 2024
  • Tools of the Trade: Linux and SQL
    Coursera
    May, 2023
    - Sep, 2024
  • Assets, Threats, and Vulnerabilities
    Coursera
    Jan, 2023
    - Sep, 2024
  • Android Developer Nanodegree
    Google
    Oct, 2015
    - Sep, 2024
  • Android Developer Nanodegree
    Udacity
    Sep, 2009
    - Sep, 2024
  • PayPal Certified Developer
    PayPal
    Dec, 2007
    - Sep, 2024
  • Certified Java Programmer
    Sun
    Sep, 2003
    - Sep, 2024
  • Grow with Google Challenge Scholarship
    Udacity
    Jan, 2018
    - Sep, 2024

Experience

    • United States
    • Information Technology & Services
    • 1 - 100 Employee
    • Director of Architecture and Technology
      • Apr 2020 - Present
    • Technology, Information and Internet
    • President
      • Sep 2006 - Present

      * Created a in premise proof of concept Kubernetes installation using Rancher with an Istio deployment to control the mesh service discovery and load balancing. Used MetalLB for in premise load balancer and GitLab pipelines with Helm to create a CI/CD flow where Spring applications gets packaged as docker images and deployed in the Kubernetes cluster. * Personal website creation using Spring boot and Twitter Flight. * Added Amazon Alexa integration to the Smart Mirror application using Alexa Voice service, Alexa Smart Home Skills, AWS Cognito, AWS Lambda, and AWS IOT. * Experimenting with IOT and Android. Created a smart mirror application that uses Twilio, Amazon Alexa, Houndify, and others to create a Smart Mirror appliance running in Odroid C2 running Android 5.1 * Paypal integration for inhouse solutions. Show less

    • Brazil
    • Wellness and Fitness Services
    • 1 - 100 Employee
    • Senior Software Engineer
      • Aug 2003 - Apr 2020

      * Created a donor / survey application using spring boot, angular 4 deployed in Oracle cloud connected to an Oracle Database on the cloud for donor registration and eligibility for medical studies. * Be part of a team that developed a 501K application for use in the Healthcare industry. * Integrated ActiveX controls ( serial port scale, Topaz signature ) to a Java/Flex application using flex native support of Javascript. * Integrated a FDA machine running in the client side to our Flex application using the RXTX package and Jetty. * Creation of a tablet android application used for donor pre registration information gathering. * Creation and development of several applications using Flex 4/3 as front-end with GraniteDS/BlazeDS for communication to the a Spring, JPA/Hibernate application in the server side being currently used in production. * Integration of Citrix Easycall with custom recruitment application. * Development of a new recruitment application in Adobe Flex/IBM Elixir/GraniteDS in the frontend, Weblogic as server, and JPA/Hibernate/Spring in the backend. * Currently using technologies like struts, springframework, and hibernate for products to be used in the blood banking industry. * Developed a product based on touchscreen screens that uses Qooxdoo as a presentation layer, and Ajax as a constant validation input engine that handles workflow/validation of the input being scanned into the application. Show less

    • Brazil
    • IT Services and IT Consulting
    • Member, Committer
      • Jan 2006 - Jan 2015

      I'm the current developer for the hibernate3-maven-plugin for the Maven project (http://maven.apache.org). I'm the current developer for the hibernate3-maven-plugin for the Maven project (http://maven.apache.org).

    • United States
    • IT Services and IT Consulting
    • 1 - 100 Employee
    • Java Developer
      • Apr 2002 - May 2003

      * Worked developing a new entitlement engine to be used as backbone for all new and existing in house products as well as all the clients using any kind of web interface with Todo1. Used in project Oracle 8i as the database and the Commons package from the ASF as utility packages of this project. * Developed an interface for an existing product (Epagos) to be used as a Call center module for a big retail company in Ecuador. Used in this project Jakarta’s Struts for the MVC design, OJB as the persistence layer, Oracle 8i as the database, and the new entitlement engine as the user and permissions control for this module. * Maintenance of developed solutions such as Epagos, which is a payment button product used in Latin-American banks, it can be compared to Paypal here in United States. * Evaluation of new technologies for use in products developed in house, such as Junit, Struts, OJB, CVS, Maven, Axis (WebServices), and Ant. Show less

    • Brazil
    • Retail
    • 1 - 100 Employee
    • Java Developer
      • Mar 2000 - Mar 2002

      * Used Moai’s API to create a custom online auction system. * Integrated e-commerce packages like Clarus, Yantra, and Rightworks to work together as a single online procurement system. Used in this project Adobe Photoshop and Macromedia’s Dreamweaver for the cosmetic integration of these packages, XMLXpy for work in customizing the XMLs and XSLs files of Yantra for tight integration with our solution, ASP technology for work in Clarus and Yantra to unify the products, and JSP and Servlets to unite Yantra and Rightworks. * Built Enterprise Java Beans (EJB’s) that received XML documents from a JMS queue/Message Driven Bean and stored their contents in a SQL2000 database. * Used ZeroG’s InstallAnywhere to create an easy to use installer for distribution of our products to our clients. Show less

Education

  • Udacity
    Grow with Google Challenge Scholarship: Mobile Web
    2018 - 2018
  • Udacity
    Android Developer Nanodegree
    2015 - 2015
  • Manuel Polo Jimenez
    1988 - 1992

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