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mark J. — Senior .NET Software Engineer from Philippines

mark J.

Senior .NET Software Engineer

Philippines 6+ years
Open to offersNew to Platform
Languages
English
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About

Mark J. is a seasoned Senior Software Engineer with over a decade of experience creating and supporting enterprise applications in regions including Australia, the United Kingdom, Malaysia, and the Philippines. His proficiency lies in the Microsoft .NET stack, from Windows Forms and WPF to ASP.NET Web API and MVC. He is highly skilled in object-oriented analysis and design, domain-driven design, and database structures. Currently, Mark is contracted at Global Health Limited, where he specializes in developing healthcare software and integrating modern Agentic AI workflows to expedite project lifecycles. His role includes the maintenance of key products such as PrimaryClinic Medical and PrimaryClinic Practice and contributing to the development of the MasterCare+ cloud platform. Mark has a history of significant roles across various industries, delivering applications for fintech, healthcare, and digital commerce sectors, utilizing technologies like RESTful services and cutting-edge frameworks such as Angular and React.

Experience

  • Senior Software Engineer

    Global Health Limited · 2020 — Present
    Leverage Agentic AI pipelines and Claude for the complete software engineering lifecycle, focusing on automated unit testing, requirements analysis, implementation planning, and core coding. Serve as the sole developer for maintenance and modernization of two key products: PrimaryClinic Medical and PrimaryClinic Practice. Collaborate within the engineering team to develop MasterCare+, a cloud clinical application platform. Provide tier-3 support, addressing complex client issues with deep code-level and database analysis.

  • Senior Software Engineer

    Greecos · 2020 — Present
    Architected and delivered a custom grant management application for an Australian NGO, focusing on data management, grant proposals, allocations, and compliance reporting. Developed the back end utilizing ASP.NET Web API with an Angular front end, implementing a robust multi-tenancy model through ASP.NET Identity and IdentityServer.

  • Senior Software Engineer

    D7 Software Solutions · 2018 — 2020
    Executed multiple software initiatives for a leading Australian fintech client, including engineering modular plugins for cash redemption terminals to interact with various third-party servers utilizing different network protocols. Designed and implemented a responsive web client to enhance real-time monitoring of terminal networks, transitioning from a legacy desktop system to a scalable web interface.

  • Senior Software Engineer

    IQMetrix · 2016 — 2017
    Constructed back-end hypermedia microservices for integration with diverse third-party human resource and workforce management platforms using ASP.NET Web API. Developed client-side single-page applications leveraging Backbone.js, Marionette, and Bootstrap.

  • Senior Software Engineer

    Cloudstaff · 2015 — 2016
    Involved in the development, enhancement, and high-availability support of enterprise finance processing applications for major Australian financial institutions. Utilized an ASP.NET RESTful service back end in C# alongside a Google Web Toolkit (Java) front-end framework.

  • Senior .NET Software Engineer

    Isobar · 2015 — 2015
    Delivered high-traffic web applications, spanning classic ASP.NET MVC architectures to multi-site management deployments on Sitecore.

  • Senior Software Engineer / Programming Supervisor

    DBWizard · 2013 — 2015
    Served as an enterprise technology consultant for various clients, focusing on the development, optimization, and supervision of in-house custom web assets.

  • Software Engineer

    Cloudstaff · 2013 — 2013
    Constructed robust e-commerce platforms using ASP.NET and PHP for international clients in Australia, integrating secure external payment gateways, including Authorize.Net and PayPal.

  • Software Engineer

    BlastAsia Inc. · 2011 — 2013
    Developed desktop and web applications utilizing WPF, SOAP/REST, and ASP.NET MVC for clients in Malaysia and the UK, employing Agile Scrum and Kanban methodologies. Integrated automated payment processing solutions, including Mastercard M2 and Visa FIS.

  • Programmer

    Synthesis Innovations Inc. · 2010 — 2011
    Engineered desktop client-server software using VB.NET and MySQL for local real estate and construction firms, leading the user requirement cycles.

Skills & Expertise

ASP.NET DeveloperAI EngineerBackend DeveloperSoftware and Mobile DevelopmentDatabase Administration

Education

  • Bachelor of Science in Information Management
    Mary the Queen College (Pampanga) Inc.
  • Associate in Computer Technology
    Mary the Queen College (Pampanga) Inc.
  • Bachelor of Science in Architecture
    Don Honorio Ventura Technical State University

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