# EcomWonk > Freelance Shopify developer specialising in conversion rate optimisation, AOV features, and custom code that replaces expensive apps. Saad Saif is a Shopify theme developer with 4+ years of experience across 100+ stores, including 20+ Shopify Plus projects. He builds custom revenue-boosting features, bundle builders, wishlists, frequently bought together, product badges, infinite scroll, and more, without relying on third-party apps. This keeps stores fast, reduces monthly subscription costs, and gives merchants full control over their code. ## Services - [Shopify Development Services](https://ecomwonk.com/services): Conversion rate optimisation, AOV-boosting features (bundles, upsells, free gifts), app replacement development, Shopify Plus (checkout UI extensions, Shopify Functions), and store speed improvements. - [Free Shopify Revenue Audit](https://ecomwonk.com/#free-audit): A free personal review of any Shopify store identifying conversion bottlenecks, missed upsell opportunities, speed issues, and app replacement opportunities, delivered as a Loom video audit. ## Blog Posts, Shopify Development Tutorials - [Frequently Bought Together in Shopify Cart Drawer, Data-Driven, No App](https://ecomwonk.com/posts/frequently-bought-together-shopify-without-app): Build a data-driven 'Frequently Bought Together' section in your Shopify cart drawer using real order history, product metafields, and Shopify Flow, no third-party app required. - [How to Get a Shopify Admin API Access Token (Step-by-Step)](https://ecomwonk.com/posts/how-to-get-shopify-admin-access-token): Step-by-step guide to generating a Shopify Admin API access token. Create a custom app, authorise it via OAuth, and exchange the code for a token using Postman. - [Shopify Wishlist Without an App: Shareable Wishlist Using Custom Code](https://ecomwonk.com/posts/create-wishlist-without-app-in-shopify): Add a fully functional, shareable wishlist to your Shopify store without any app or monthly fee. Step-by-step tutorial with complete source code for any theme. - [Shopify Bundle Builder Without an App: Custom Product Packs Using Metaobjects](https://ecomwonk.com/posts/shopify-bundle-builder-without-app): Build a fully custom bundle builder in Shopify using metaobjects, no third-party app required. Customers pick products and variants while you eliminate recurring app subscription costs. - [Shopify Quantity Bundles Without an App: Tiered Discounts to Boost AOV](https://ecomwonk.com/posts/create-shopify-quantity-bundles-without-app): Build a 'Buy More, Save More' quantity bundle feature in Shopify without any app. Includes tiered discounts, custom code, and a step-by-step setup guide for the Dawn theme. - [Shopify Free Gift With Purchase: Custom Progress Bar, No App Needed](https://ecomwonk.com/posts/add-free-gift-to-cart-shopify-without-app): Add a free gift to cart in Shopify when customers hit a spending threshold. Includes a live progress bar, custom code, and zero monthly app fees. - [Shopify Product Badges Without an App: Custom Text Labels Using Metafields](https://ecomwonk.com/posts/add-custom-badges-on-shopify-products-without-app): Learn how to add fully customisable text-based product badges to any Shopify theme using metafieldsno app required. Free code snippet for the Dawn theme included. - [Infinite Scroll on Shopify Collection Pages, No App, Custom Code](https://ecomwonk.com/posts/add-infinity-scroll-shopify-collection-page): Add infinite scroll to any Shopify theme's collection page without an app. Works with active filters and sorting. Free code snippet for the Dawn theme. - [Shopify Product Labels with Metaobjects: Advanced Color-Coded Badges, No App](https://ecomwonk.com/posts/how-to-design-custom-product-labels-and-badges-shopify): Create advanced colour-coded product labels in Shopify using metaobjects, no app needed. Supports full colour customisation with a colour picker and works on any Shopify theme. ## About - [About Saad Saif](https://ecomwonk.com/about): Background, 4+ years of Shopify experience, 100+ stores, 20+ Shopify Plus projects, YouTube channel with 1600+ subscribers, and course creator. - [Portfolio](https://ecomwonk.com/portfolio): Real project examples including bundle builders, infinite scroll, engraving personalisation, review migrations, and SKU-based product grouping automation. - [Courses](https://ecomwonk.com/courses): Shopify theme development courses in Urdu and English covering Liquid, JavaScript, web components, and the Cart API. ## Contact - WhatsApp: https://wa.me/+923314002075 - Book a call: https://calendly.com/saadgfx97/shopify-theme-development - LinkedIn: https://www.linkedin.com/in/saadsaif97 - GitHub: https://github.com/saadsaif97 - YouTube: https://www.youtube.com/@saadsaif97