Create or customize your Shopify e-commerce store or Shopify app

Boost your Customer Conversion by at least 3x

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Featured In

Projects completed for clients

Tuffwraps Image

Built a script that:
1) Scans the products for tags in your Shopify cart
2) If 3 products contain a same tag, the customer will be awarded 20% off
3) Similarly, 4 will get them 25% off, and 5 or more will get them 30% off.
Ongoing store customization and maintenance.

Shopify Plus
Everything420 Image

Upgrading Dawn version 4 to the latest Dawn theme version.
Adding new features to the latest Dawn theme, and optimizing the site according to client's needs.

Shopify Plus
Paloceras Image

Transformed a Figma design into a fully functional Shopify store for an eyewear brand, ensuring a seamless user experience.

IconByDesign Image

Working as a Perceptive Digital representative, we built, customize and maintain this Shopify store, most of the time I do all the changes required by the client.

Shopify Advanced
Brioni Image

Case Study Before and After store, Check out youtube video about it at To access store use Password: store

Shopify Dev Store
Regent Row Product Page Image
Regent Row

Regnet Row Case Study Fixing above the fold design In Product pages, Improving Add to cart 🔝 1K%, Reached checkout 🔝 699%. Check the video at

KimeraKoffee Image
Kimera Koffee

Built new design look, for better CRO(Conversion Rate Optimization) for landing page and product page.

Shopify Advanced
FlexFitness Image
Flex Fitness Equipment

Working as a Perceptive Digital representative I built this landing page for CRO(Conversion Rate Optimization) A/B Testing purposes

Shopify Advanced
Travelbass Image

Added a cart slider, made it so the page doesn't refresh in case a new item is added into a cart, while updating information about the quantity and price of products.

CEA Image

Tailored the responsive view for mobile devices.

TCL Image

Built a new design look

CL Image
Creative Lighters

Fixed a broken monthly subscription for a mystery box product


Schedule a 15min demo call

Schedule a 15min demo call

Hello, my name is Stefan Momcilovic

We will create or customize your Shopify e-commerce store or Shopify app and ensure you get outstanding results, that your customers will appreciate!

CRO, Shopify Apps, Meta Ads, A/B Testing, Heatmaps, Surveys, Data Analyzing, and more!

  1. You will be provided with a FREE VIDEO for your store CRO that will ensure maximum CRO(Conversion rate optimization) percentage with the help of A/B Testing, Heatmaps, Data Analyzing, Competitor research, and much more!

  2. Insuring your website CRO (Conversion rate optimization) is on maximum with the help of Data Analyzing

  3. We will implement custom functionalities according to your business needs

  4. Insuring amazing website speed and responsiveness

  5. We are helping you improve your Facebook and Instagram Ads with our strategies to generate more revenue

  6. And a lot more!

Let's boost your business together!

Schedule a 15min demo call

Front-end: HTML5, CSS3, Javascript, jQuery, AJAX, Shopify Theme Development, React.js, Remix, Next.js, Bootstrap, Tailwind CSS.

Back-end: PHP, NodeJS, MySQL, MongoDB, Laravel, Shopify App Development, APIs, REST, GraphQL, Remix, Next.js.

Others: Conversion Rate Optimization (CRO), A/B Testing, Linux, Git, Prisma ORM, MySQL Workbench, MongoDB Compass, Postman, Docker, Nginx, Apache, .htaccess, Figma, Adobe XD, Photoshop, Premiere Pro, OBS Studio, Basic knowledge of SEO, Website speed optimization and more.

Schedule a 15min demo call

Clients Testimonials

Job title:

Young, good Bootstrap developer sought

5.00 Nov 3, 2020 - Feb 18, 2021

"Stefan is very diligent, skilled and still good price!" Renzo Carta

Job title:

Leave a Customer Review on Our Web Hosting Site!

5.00 May 19, 2020 - May 21, 2020

"Stefan was able to produce our work in a timely manner and followed instructions perfectly. Would recommend!" Scott Boshears

Job title:

Javascript Developer To Add A Few Simple Features To A Web Scraping App

5.00 Mar 23, 2021

"Thanks" Thomas Miller

Job title:

PHP Task

5.00 Nov 11, 2021 - Nov 12, 2021

"Perfect" Weekend Offender

Job title:

Minor modifications in Shopify email

5.00 Apr 26, 2022

"Great work by Stefan! I appreciate him making sure the design was 100% responsive, though I had not explicitly asked for it." World of hearts

Job title:

Shopify Expert familiar with Ella theme

5.00 Apr 18, 2022 - Apr 21, 2022

"Stefan was fantastic. He understood what I needed, advised and was happy to make further changes to ensure that I was satisfied with the project. I will work with him again in the future." Sam Burke

Schedule a 15min demo call

Tomer Kom Everything420 Client Testiomonial
James Colwell TuffWraps UK Client Testiomonial
Jaysen Sudnykovych TuffWraps USA Client Testiomonial
Jaysen Sudnykovych Regent-Row Client Testiomonial
Brett Ploutone Google Review

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