--- title: "Shopify Plus Agency USA | Mejix" description: "Shopify Plus partner serving the USA. Migration, B2B, headless, and growth for brands across New York, Los Angeles, San Francisco. 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Our engagement leads run discovery, demos, and reviews on your business hours, with senior engineers covering the rest of the workday." } }, { "@type": "Question", "name": "Can you handle US sales tax, payments, and compliance for the US?", "acceptedAnswer": { "@type": "Answer", "text": "USD pricing, US sales tax (Avalara / TaxJar), and US payments stack (Stripe, Authorize.net, Shop Pay)." } }, { "@type": "Question", "name": "What does a typical shopify plus agency engagement look like?", "acceptedAnswer": { "@type": "Answer", "text": "We start with a fixed-scope discovery (1–2 weeks) to align on outcomes, then deliver in 2-week sprints with weekly demos. Most engagements run 3–9 months, with optional retainers for ongoing work." } }, { "@type": "Question", "name": "Can your team meet on-site in the US?", "acceptedAnswer": { "@type": "Answer", "text": "Yes — our engagement leads travel to the US for kickoffs, workshops, and quarterly reviews whenever they move the work forward. Day-to-day delivery is remote across our New York and Cluj teams." } } ] }, { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.mejix.com/" }, { "@type": "ListItem", "position": 2, "name": "Locations", "item": "https://www.mejix.com/locations" }, { "@type": "ListItem", "position": 3, "name": "Shopify Plus agency the USA", "item": "https://www.mejix.com/shopify-plus-agency-usa" } ] } ] --- ## We value your privacy We use cookies to analyze traffic and improve your experience. You can accept all, decline non-essential cookies, or customize your preferences. See our [privacy policy](/privacy). CustomizeDeclineAccept all [![Mejix](/mejix-logo.svg)](/) [Home](/) [Company](#about) [Services](/services) [Industries](/industries) [Our Work](/work) [AI Solutions](/ai-solutions) Start a project→ Start here→ the USA # Shopify Plus agency in the USA Mejix is a certified Shopify Plus partner serving the USA. Headquartered in New York with US-based engagement leads. We help merchants migrate, scale, and modernise on Shopify Plus — DTC, B2B, and headless. Book a discovery call[+1 (212) 401-6213](tel:+12124016213) ![Shopify Plus growth dashboard for the US merchants](/assets/ecommerce-hero-DctFIPJL.webp) What we do for the US merchants ## Shopify Plus, end-to-end From migration to launch to growth — one team, senior engineering velocity, and engagement leads in your timezone. ### Shopify Plus implementation & migration Magento, BigCommerce, WooCommerce, or custom — migrated to Shopify Plus with zero-revenue cutovers and SEO preserved. ### Shopify Plus B2B & wholesale Native company accounts, custom catalogs, NET terms, and quote-to-order flows for mid-market and enterprise. ### Headless storefronts (Hydrogen / Next.js) When OS 2.0 isn't enough — performant, SEO-safe headless storefronts on Oxygen or Vercel. ### Conversion & growth retainer Ongoing CRO, performance, merchandising, and analytics for Shopify Plus brands shipping every sprint. ### ERP & integrations NetSuite, SAP, Brightpearl, Cin7, Klaviyo, Avalara — wired up cleanly and monitored. ### Custom Shopify apps & Functions Where off-the-shelf doesn't fit. Built in TypeScript, deployed via Shopify Functions, app-store ready when needed. [Explore the full Shopify Plus B2B offering](/shopify-plus-b2b) Why local matters ## A Shopify Plus partner in your timezone ### On the ground in your market Headquartered in New York with US-based engagement leads. ### Regional coverage Serving teams across New York, Los Angeles, San Francisco, Chicago. ### Senior engagement lead Standups, demos, and reviews on US business hours — coast to coast. ### Certified delivery Shopify Plus Partner, AWS / GCP / Azure aware, SOC-2-ready engineering. Mejix works with US merchants and software teams from coast to coast — DTC brands in NYC and LA, B2B and wholesale across the Midwest, and SaaS teams in the Bay Area and Boston. Certifications & Recognitions ![OpenAI](/assets/openai-DdkhCwT6.webp) ![make-AI](/assets/make-ai-DZ1amQCt.webp) ![n8n](/assets/n8n-CP9gA77z.webp) ![React Native](/assets/react-native-CgsFAPha.webp) ![Android](/assets/android-IQPYmEUz.webp) ![iOS](/assets/ios-B2Ii1G2I.webp) ![NestJS](/assets/nest-tz5A0lzF.webp) ![OpenAI](/assets/openai-DdkhCwT6.webp) ![make-AI](/assets/make-ai-DZ1amQCt.webp) ![n8n](/assets/n8n-CP9gA77z.webp) ![React Native](/assets/react-native-CgsFAPha.webp) ![Android](/assets/android-IQPYmEUz.webp) ![iOS](/assets/ios-B2Ii1G2I.webp) ![NestJS](/assets/nest-tz5A0lzF.webp) Our Work ## Case Studies [![Dish by Metro](/assets/dish-CjDFvSzr.webp) Finance and Banking ### Dish by Metro We support DISH by Metro's Dish Pay platform with dedicated cross-functional teams delivering end-to-end product development — a high-volume digital payment solution serving the US restaurant market. ](/work/case-studies/dish-by-metro)[![Dine Market](@/assets/services/case-dine.png) Manufacturing ### Dine Market We built the Dine Market B2B wholesale ordering platform from scratch — digitising a food supply chain that previously ran on phone calls and spreadsheets, connecting restaurants and food suppliers across NY/NJ/CT. ](/work/case-studies/dine-market)[![Yehuda](/assets/yehuda-DnUKWjlE.webp) Jewelry Tech ### Yehuda We built and operate Yehuda's global SaaS platform — mobile, web, backend, hardware, and AI — running 188K+ operations monthly with 2,200+ active subscriptions across 60+ countries. ](/work/case-studies/yehuda) Reviews & Certifications ## Our clients praise us for our great results [Read all reviews](#) ![Client logo](data:image/webp;base64,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) Mejix has successfully created and launched a functional mobile app, which allows the client to reach and diagnose over 5,000 patients. Despite geographically dispersed clients, the team is accommodating and communicative. They've worked hard to deliver the project on time and within the budget. Candice Wu Head of Design, Yehuda FAQ ## Shopify Plus agency in the USA — common questions Do you work with shopify plus agency clients in the USA? Yes — Mejix delivers shopify plus agency engagements for clients across the USA and the surrounding region. Mejix works with US merchants and software teams from coast to coast — DTC brands in NYC and LA, B2B and wholesale across the Midwest, and SaaS teams in the Bay Area and Boston. Are your engineers in the same timezone as the US? Standups, demos, and reviews on US business hours — coast to coast. Our engagement leads run discovery, demos, and reviews on your business hours, with senior engineers covering the rest of the workday. Can you handle US sales tax, payments, and compliance for the US? USD pricing, US sales tax (Avalara / TaxJar), and US payments stack (Stripe, Authorize.net, Shop Pay). What does a typical shopify plus agency engagement look like? We start with a fixed-scope discovery (1–2 weeks) to align on outcomes, then deliver in 2-week sprints with weekly demos. Most engagements run 3–9 months, with optional retainers for ongoing work. Can your team meet on-site in the US? Yes — our engagement leads travel to the US for kickoffs, workshops, and quarterly reviews whenever they move the work forward. Day-to-day delivery is remote across our New York and Cluj teams. ![](data:image/svg+xml,%3csvg%20width='44'%20height='46'%20viewBox='0%200%2044%2046'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M19.6667%203.33333H12.2C8.27966%203.33333%206.31948%203.33333%204.8221%204.09629C3.50496%204.7674%202.4341%205.83827%201.76298%207.1554C1.00003%208.65278%201.00003%2010.613%201.00003%2014.5333V26.6667C1.00003%2028.8366%201.00003%2029.9216%201.23855%2030.8117C1.88582%2033.2274%203.77265%2035.1142%206.1883%2035.7615C7.07846%2036%208.16343%2036%2010.3334%2036V41.4495C10.3334%2042.6928%2010.3334%2043.3145%2010.5882%2043.6338C10.8099%2043.9114%2011.146%2044.073%2011.5013%2044.0726C11.9098%2044.0722%2012.3953%2043.6838%2013.3661%2042.9071L18.9322%2038.4543C20.0692%2037.5446%2020.6378%2037.0898%2021.2708%2036.7664C21.8325%2036.4794%2022.4304%2036.2697%2023.0482%2036.1429C23.7446%2036%2024.4727%2036%2025.9288%2036H29.4667C33.3871%2036%2035.3472%2036%2036.8446%2035.237C38.1618%2034.5659%2039.2326%2033.4951%2039.9037%2032.1779C40.6667%2030.6806%2040.6667%2028.7204%2040.6667%2024.8V24.3333M40.9498%203.05025C43.6834%205.78392%2043.6834%2010.2161%2040.9498%2012.9497C38.2161%2015.6834%2033.784%2015.6834%2031.0503%2012.9497C28.3166%2010.2161%2028.3166%205.78392%2031.0503%203.05025C33.784%200.316582%2038.2161%200.316582%2040.9498%203.05025Z'%20stroke='%231A3760'%20stroke-width='2'%20stroke-linecap='round'%20stroke-linejoin='round'/%3e%3c/svg%3e) ## How can we help? Whether you're scoping, migrating, or scaling — our Shopify Plus partner team is ready to help teams in the USA. Standups, demos, and reviews on US business hours — coast to coast. Contact us ![Mejix](/mejix-logo.svg) New York, USA Office 541 W 25th St, New York, NY 10001 tel: +1 (212) 401-6213 Cluj, Romania Office tel: +40 (746) 778-303 Latin America, Costa Rica tel: +1 (212) 401-6213 hello@mejix.com C. ★★★★★ 7 Reviews ## Company - [Home](/) - [About Us](/about) - [Careers](/jobs) - [Events](/events) - [Insights](/insights) - [AI Hub](/ai-hub) - [Contact Us](#contact) ## Services - [Software Consulting & Development](/services/product-development) - [Embedding AI into Organisations](/services/ai-development) - [Ecommerce & Shopify Plus](/shopify-plus-b2b) - [Ecommerce Platform Comparison 2026](/services/shopify-plus/platform-comparison-2026) - [Digital Transformation & Process Automations](/services/digital-transformation) - [Product Development](/services/product-development) - [Staff Augmentation](/services/managed-it) - [Managed IT Services](/services/managed-it) - [Marketing Services](/services) ## Industries - [Finance and Banking](/industries/finance) - [Health and Medical](/industries/health) - [Luxury Fashion and Jewelry](/industries/luxury) - [Manufacturing](/industries/manufacturing) - [Retail and Services](/industries/retail) - [Media and Communication](/industries) ## Locations - [New York City](/shopify-plus-agency-new-york) - [Los Angeles](/shopify-plus-agency-los-angeles) - [San Francisco](/shopify-plus-agency-san-francisco) - [Miami](/shopify-plus-agency-miami) - [United States](/shopify-plus-agency-usa) - [United Kingdom](/shopify-plus-agency-united-kingdom) - [Germany](/shopify-plus-agency-germany) - [Romania](/shopify-plus-agency-romania) - [All locations](/locations) © 2026 Mejix. 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