I am Philip Dematis, Shopify Partner
& developer

Get expert help for your Shopify store.
Let's grow your business together.

Why work with me?

Years of experience. I have been working with Shopify merchants for years, plus I have an extensive background in full stack web development, design and education in marketing.

Shopify exclusive. 99% of my work is on the platform. Not a generalist.

Trusted by dozens of merchants. I'm a Partner to 50+ active Shopify stores. My clientele includes Shopify Plus stores. Hundreds of projects completed, with 100% satisfaction.


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    What I value when working on a project

    • Focus on business goals

      My main focus is to help you achieve your business goals. That's why during every step of the project planning and implementation, I ask questions to understand your business and its needs, and propose optimal solutions.

    • Agency-level quality standards

      I constantly do my best to deliver a high quality product. Extensive testing and quality assurance comes with every deliverable. I always remain in touch in case further support is needed.

    • Clear communication

      Communication is key to a successful project. I will keep you updated on the progress of your project and will be available to answer any questions you may have.

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    Examples of my work

    These are a small sample of what I've done for my clients.

    See more past projects
    • Supplier inventory sync

      Refactoring and optimization of Python app that synchronizes supplier inventory for 130,000 products.

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    • Custom single sign-on app research & development

      SSO application that synchronizes customer credentials and information between Shopify and a third-party platform.

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    • Shopify Plus bundles widget

      Custom theme widget that allows customers to purchase bundles of products.

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    • Custom dropshipping app

      Custom inventory and orders synchronization app for dropshipping store.

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    • Pet tag customizer app

      Custom Shopify React.js app for pet tag Shopify store.

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    • On-page SEO via UX optimization

      On-page SEO optimization for a Shopify store achieved through UX improvements and corrections.

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    • Google Analytics 4 integration via GTM

      Setup of GA4 tag in GTM with custom code integration to Shopify.

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    • Product cross-selling widget

      Custom theme section for the cart with cross-sell suggestions algorithm.

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    • On-page SEO schema optimization

      Schema markup optimization for SEO on Shopify theme.

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    • Redesign & enhancement of theme with custom features

      Addition of several custom features on Shopify theme to improve UX and drive conversions.

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    • Shipping rates setup & Dawn theme redesign

      Correction of shipping rate configuration, and improvement of Dawn theme store design.

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    • Preorder features for Shopify theme

      Addition of preorder messaging and checkout restrictions.

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    • Redesign of art store with the Studio theme

      Replacement of non-official theme with the optimized Studio theme, style update.

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    Automated Shopify discounts

    Philip is one of the few who really understands what needs to be done and does it without a lot of back and forth.

    Matthias W.Flag

    New discount value and sync all Shopify products

    We are SUPER happy with Philip's work. He's an excellent software developer. We have worked now multiple times with him and will continue to do so. We are very pleased with his work.

    Aj C.Flag

    Build a React app that i can use in Shopify

    Philip went above and beyond - he has a strong technical understanding and has been very patient when the requirements had to change or were unclear. He has been very easy to work with - very responsive and has put a lot of time into understanding what I am trying to achieve and has helped make the most effective technical / UX decisions along the way.

    Liz L.Flag

    Shopify shipping rates / carrier service app

    Great work! This was a fairly complicated implementation and Philip did a great job of explaining the intricacies, providing workarounds, remaining patient while I was slow to respond.

    Graham H.Flag

    Add features to Shopify tags widget

    Philip was thorough and done the job perfectly again. I can not recommend him enough.

    Jacob S.Flag

    Mobile menu fix

    Every time I've worked with Philip I've been thoroughly impressed. He's been able to take on any work and fix any issue with ease while being very fast and communicating perfectly.

    Vanspec M.Flag

    Dropshipping supplier API integration

    Highly recommend, true professional. Executed a project superbly. Communication and Shopify expertise high level - every question was answered, every problem solved during the project time, suggested lots of advices for different situations.

    Paulius S.Flag

    Shopify Adaptation: price display

    Philip made a great job (adaptation of a Shopify theme with some programming). I would highly recommend him.

    Holger E.Flag

    Seat reservations widget

    Philip did exactly what he said he was going to do and more. He went out of his way to fix a completely unrelated issue I was having as well. His communication throughout the entire project was grade A. He kept me informed throughout the entire process and finished on time. If I need any more work in the future I will ask Philip first. Many thanks sir!

    Shawn W.Flag

    Theme redesign

    Philip did an excellent job. His knowledge and resourcefulness were exceptional. He always stayed in communication and helped us identify the cause of free gift app glitch we had on our Shopify Site. He was persistent in finding the source of the problem and helped us understand how to avoid it in the future. I highly recommend Philip and will definitely be using him again in the future.

    Diane F.Flag

    Shopify POS interface customization

    Philip is really professional and has a lot of expertise in shopify and shopify POS. I would recommend him. Thank you Philip.

    William A.Flag

    Shopify BIS & Size Variants

    Happy with Philip's work, he was response, actioned the project quickly and answered all my questions in detail.

    Emily W.Flag

    Debug Shopify site

    Philip was proficient in his work to debug our shopify store. He got right to work and delivered on time. His responses were intelligent and insightful into improving our store. Thank you very much, will recommend to anyone looking.

    Gerian S.Flag

    Shopify Shop Speed Improvements

    Not only did Philip make great recommendations on what to do to improve the speed score of our shopify store but he also delivered them much faster than expected including a detailed report on what he did. I can only highly recommend working with him!

    Dominik W.Flag

    Shopify App - Customized Bundle App

    Worked on a frontend redesign in Shopify. Communication was very easy and delivery very professional. Great to work with and we plan to work more with him.


    Mobile optimization Shopify

    Philip is a real Professional, he delivered all the required work on time and has a real eye for details. He has extraordinary skills to optimize not only the lay-out of your website, but also optimize it for Google! Great experience!

    Sofia M.Flag

    On-Page SEO - Shopify

    Excellent and quick work. Provided summary in a structured and easy to understand format.

    Alex Z.Flag

    Setup Product Personalizer App in my Shopify Store

    Patiently worked with me for this project, despite many challenges encountered that were not part of the scope. Appreciate the help!

    Arthur P.Flag