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Drapeau de Ireland Ramelton, Ireland
Membre depuis le 11 avril 2009
2 Recommendations


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I am a software architect and developer with 20 years' experience in designing and writing enterprise business software. I have led large programming teams, as well as participated as a member of large teams, creating complex software for high-volume clients. My main areas of expertise are: - cloud application architecture - software integration - financial systems - retail systems - engineering and factory automation systems - databases, queries and dashboards I have substantial experience with the Microsoft Azure and Amazon clouds, as well as in administrating and building applications for Office365 (SharePoint, Flow, PowerApps, PowerBI) I am intimately familiar with all facets of the SDLC, from conception through requirements gathering, design and coding, to QA and implementation of software. I am an excellent writer and communicator, and can communicate with business people or technical people equally fluently.
$45 USD/hr
70 commentaires
  • 99%Travaux complétés
  • 100%Selon le budget
  • 100%Dans les temps
  • 74%Taux de Réembauche


Avis récents

  • image de Binh Q. MS Teams Sports Tipping Chat Bot $1500.00 AUD

    “Joon did a great job with great professionalism in completing our Microsoft Teams bot. We are already rehire him for our next teams bot.”

  • image de Brian L. Project 9142397 has been deleted [Sealed]

    “True professional, specs written with good detail, able to find solutions to our problem and to implement them, prompt/direct in communication, and transparent throughout the project. Our developers are happy with the final solution and the code. We're open to future cooperation as new projects show up.”

  • image de Brian L. Project 8768073 has been deleted [Sealed]

    “Very smart, able to workaround obstacles found along the way within a complex project, quick to fix all found issues. We'll continue cooperation on more projects”

  • image de Brian L. Project 8574276 has been deleted [Sealed]

    “Good work again - based on the good technical research and specification we are extending the cooperation to complete feature development for our .NET project.”

  • image de Brian L. Project 8351257 has been deleted [Sealed]

    “Everything was ok with the project per our requirements, and we extended cooperation with Joon.”

  • image de Brian L. Project 8043357 has been deleted [Sealed]

    “Great communication, hard worker, excellent results delivered on time. A very reliable professional. We'll continue cooperation.”


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