Matisse VerDuyn, iOS & PHP Developer in Cleveland, OH, United States
Matisse VerDuyn

iOS & PHP Developer in Cleveland, OH, United States

Member since February 5, 2014
Matisse is an experienced full-stack web application developer specializing in Node.js, Vue.js, SQL, and NoSQL and a problem solver. An entrepreneur at heart, Matisse has founded multiple startups and is always eager to learn new things and take on new challenges.
Matisse is now available for hire


  • PackageJS
    Node.js, JavaScript, Vue, MySQL, PostgreSQL, Amazon Web Services (AWS)...
  • Toptal
    Adobe Photoshop, Amazon Route 53, AWS Certificate Manager, Amazon S3 (AWS S3)...
  • Toptal
    Amazon Web Services (AWS), MariaDB, PayPal API, Twilio API, Stripe API...



Cleveland, OH, United States



Preferred Environment

Amazon Web Services (AWS), Vue, MySQL, Amazon DynamoDB, Node.js, JavaScript, MariaDB, PostgreSQL, REST, Responsive Web Design (RWD)

The most amazing...

...application I've created used the MLB PITCHf/x database to predict the pitch sequence and potential outcomes of at-bats.


  • CTO

    2022 - PRESENT
    • Developed a platform for passively collecting your company's own social media data and history (as you scroll and interact) to build a graph of your extended network, then using that graph to identify potential high-quality leads.
    • Created an internal CRM for handling interactions as nodes, then connecting those nodes to manage relationships.
    • Developed a suite of productivity tools for content managers, including planning and organization and static blogs.
    Technologies: Node.js, JavaScript, Vue, MySQL, PostgreSQL, Amazon Web Services (AWS), Amazon DynamoDB, AWS Lambda, Amazon S3 (AWS S3), HTML, CSS, REST, Responsive Web Design (RWD)
  • Front-end Senior Software Engineer

    2015 - PRESENT
    • Developed multiple administration panels, membership-subscription, and marketplace web applications for productivity, commerce, domotics, video streaming, and communication.
    • Simplified front-end framework development with custom state management libraries and CSS themes.
    • Built offline touch panel web applications for home automation, security, and control of multiple types of IoT devices.
    • Designed a system to generate text-only equivalent applications as counterparts to visible UIs.
    Technologies: Adobe Photoshop, Amazon Route 53, AWS Certificate Manager, Amazon S3 (AWS S3), Amazon CloudFront CDN, JavaScript, CSS, HTML, Angular, AngularJS, Vue 2, Vue, Three.js, Responsive Web Design (RWD)
  • Back-end Senior Software Engineer

    2015 - PRESENT
    • Built administration panels for managing content, databases, moderation, file uploading, video streaming, and companion customer-facing websites.
    • Implemented payment systems for both membership-subscription and marketplace sites via Stripe and PayPal.
    • Built custom authentication (with MFA) and notification services via email and SMS.
    • Simplified complex code bases and migrated small-to-medium infrastructures to microservices and cloud solutions.
    • Designed the architecture of an application deployed offline in multiple physical locations.
    • Created an application for home automation, security, and IoT device management via multiple drivers and APIs.
    Technologies: Amazon Web Services (AWS), MariaDB, PayPal API, Twilio API, Stripe API, AWS Certificate Manager, Amazon API Gateway, Amazon Route 53, Amazon S3 (AWS S3), Amazon DynamoDB, MongoDB, MySQL, Node.js, PHP, REST
  • Web Developer

    2009 - 2017
    Oppo Boppo, LLC
    • Developed MLB Pitch F/X spider, data mining, and predictive analytics.
    • Developed iOS games.
    • Developed custom small business pay per page static websites.
    • Built WordPress websites for small businesses + eCommerce with PayPal.
    • Built landing/splash pages with email collection for mailing lists.
    • Scraped art gallery data and thumbs from the client's old website (all HTML) to reformat for their new website's database.
    Technologies: jQuery, JavaScript, WordPress, MongoDB, MySQL, OpenGL ES, Cocos2d, C, Objective-C, Java, Perl, PHP
  • Founder

    2012 - 2016
    • Built a fast and reliable web page archiver with social bookmarking, URL index, and search.
    • Developed a portable/easily reusable back-end for a social network with members, followers/following, blocking, flagging, comments, etc.
    • Built a Google Analytics integrated profile statistics dashboard.
    • Integrated a RESTful API with developer access through tokens and token secrets.
    • Implemented PayPal recurring payments.
    Technologies: Amazon Web Services (AWS), JavaScript, MySQL, PHP


  • Aureum

    Perfect formatting and readable text, at every screen size. Automatically.

  • Permamarks

    Save a complete copy of any webpage.

  • Scramblage

    Send password protected photos to anyone.

  • StatFreak

    MLB pitch sequence research and prediction tool.

  • Backyard Bandits

    A whole gang of backyard bandits (squirrels) are after your dog bones. Move your dog around screen to catch those pesky critters in the act. Collect acorns to purchase upgrades and unlock new characters. Grab power-ups for an in game boost, and don't get sprayed by a skunk!

  • Pixits

    Pixit making machines push Pixits from pumps at the top of the assembly lines, and collect them in bins at the bottom. Problem is, the machines just aren't as reliable as they used to be, and sometimes, Pixits don't match the color of their bin, which is why we're looking for folks, just like you, to sort out the duds.

  • SQ

    You have a set of lights. But they're turned off… One by one, you try to turn them on, only to realize there's more to it than a few easy clicks—the wires have been crossed. Find and remember the connections to complete the round in the fewest moves possible.


  • Languages

    CSS, HTML, JavaScript
  • Libraries/APIs

    Node.js, Vue
  • Tools

    Amazon CloudFront CDN, Adobe Photoshop
  • Paradigms

    Responsive Web Design (RWD), REST
  • Platforms

    Amazon Web Services (AWS), AWS Lambda
  • Storage

    MariaDB, MySQL, Amazon DynamoDB, Amazon S3 (AWS S3), PostgreSQL
  • Other

    AWS Certificate Manager, Amazon Route 53, Amazon API Gateway
  • Frameworks


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