Sean Madden is an experienced software developer with a diverse background in web development and design. Beginning a career as a Web Designer at Dharma Trading Co from 2002 to 2010, Sean transitioned to roles including PHP Developer at LenderHomePage.com and Senior Web Developer at UpdatePromise, where expertise in coding Lumen API back-end and Angular front-end was developed. Subsequent positions included Senior Front-End Developer at Airo Security and evolve24, and Frontend Developer at Horizon Realty Advisors. Currently serving as a Senior Software Engineer II at Accertify, Inc. since April 2025, Sean has cultivated significant skills in web technologies and software engineering over the years.
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