You will get Custom MERN Stack Web App – Scalable, AI-Ready & User-Centric
Top Rated
Project details
**Note:** Every client has unique needs, so the final pricing may vary depending on the scope, features, complexity, and timeline of the project.
You will receive a custom-built, full-stack web application using the MERN stack (MongoDB, Express.js, React, Node.js), designed for speed, scalability, and great user experience. What sets this service apart is the focus on clean, modern UI combined with robust backend architecture perfect for startups, SaaS platforms, or AI tools. Every project is tailored to your business goals, with responsive design, optimized performance, and secure API integration. With professional development standards and attention to detail, I deliver solutions that are both future-ready and user-friendly.
You will receive a custom-built, full-stack web application using the MERN stack (MongoDB, Express.js, React, Node.js), designed for speed, scalability, and great user experience. What sets this service apart is the focus on clean, modern UI combined with robust backend architecture perfect for startups, SaaS platforms, or AI tools. Every project is tailored to your business goals, with responsive design, optimized performance, and secure API integration. With professional development standards and attention to detail, I deliver solutions that are both future-ready and user-friendly.
Programming Languages
JavaScript, Python, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Security, DesignWhat's included
| Service Tiers |
Starter
$299
|
Standard
$649
|
Advanced
$999
|
|---|---|---|---|
| Delivery Time | 5 days | 10 days | 21 days |
Number of Revisions | 1 | 2 | 3 |
Number of Pages | 1 | 5 | 10 |
Design Customization | |||
Content Upload | - | ||
Responsive Design | - | ||
Source Code | - | - |
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AT
Ali T.
Feb 3, 2026
Floranza Framer Updates
Tanuja and her team were very helpful in supporting updates and refinements to my website. They were responsive, patient with feedback, and willing to make adjustments as the project evolved. Communication was consistent, and they followed instructions well while working through design and functionality updates. We appreciate their support on this phase of the project and wish them continued success.
AT
Ali T.
Jan 8, 2026
Framer Website Redesign
The entire team was so helpful in helping make my website vision become a reality. They went above and beyond to perfect my site. I am super happy with this team.
VB
Varun B.
Aug 1, 2025
Need Expert in Framer to Make Design and Layout Changes on Website
Working with this freelancer was a great experience! They were highly skilled, communicated clearly, and delivered exactly what was needed ahead of schedule. I appreciated their attention to detail and professionalism. Would definitely recommend them to others on Upwork!
About Tanuja
Expert Shopify & WordPress Solution, Speed Optimization, SEO, Figma,AI
97%
Job Success
Shogi, India - 8:40 pm local time
✦ 𝐓𝐨𝐩 𝐑𝐚𝐭𝐞𝐝 𝐖𝐨𝐫𝐝𝐏𝐫𝐞𝐬𝐬 𝐚𝐧𝐝 𝐒𝐡𝐨𝐩𝐢𝐟𝐲 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐨𝐧 𝐔𝐩𝐰𝐨𝐫𝐤 ✦ 𝟓,𝟎𝟎𝟎+ hours completed on Upwork ✦ 𝟐𝟎+ custom WordPress and Shopify projects delivered ✦ 7+ years of hands-on ecommerce development experience ✦ Worked across the most in-demand niches health and wellness, beauty and skincare, fashion and apparel, subscription boxes, digital courses, print-on-demand, fitness, home decor, food and beverage, B2B wholesale, pet products, and eco-friendly stores
Every project I have delivered was a real business with real customers and real revenue depending on it being done right not a template swap or a starter theme with a logo dropped in.
━━━ WHAT I BUILD ━━━
▸ 𝐒𝐡𝐨𝐩𝐢𝐟𝐲 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭
✦ Custom Liquid theme development from scratch
✦ Shopify 2.0 sections, blocks and dynamic sources
✦ Shopify Plus checkout extensions and custom scripts
✦ Headless Shopify with Next.js and Storefront API
✦ Shopify Markets multi-currency and multi-language
✦ B2B wholesale setups and Shopify Flow automation
▸ 𝐂𝐮𝐬𝐭𝐨𝐦 𝐒𝐡𝐨𝐩𝐢𝐟𝐲 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭
✦ Embedded apps using Shopify Admin API and App Bridge
✦ Private apps for internal store automation
✦ Public apps built for the Shopify App Store
✦ Custom solutions when no existing app does the job
▸ 𝐖𝐨𝐨𝐂𝐨𝐦𝐦𝐞𝐫𝐜𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭
✦ Custom WooCommerce stores built from scratch
✦ WooCommerce Subscriptions and WooCommerce Bookings
✦ Dynamic pricing rules and custom shipping logic
✦ Multi-currency and multi-language store setups
✦ Payment gateways Stripe, PayPal, Authorize.net, Square
✦ WooCommerce rescue and cleanup work
▸ 𝐖𝐨𝐫𝐝𝐏𝐫𝐞𝐬𝐬 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭
✦ Custom PHP theme development from scratch
✦ Headless WordPress with Next.js and WPGraphQL
✦ Custom plugin development
✦ Advanced Custom Fields and custom post types
✦ WordPress REST API integrations
✦ Elementor Pro, Oxygen Builder, Divi, Bricks Builder
✦ WordPress Multisite configuration
▸ 𝐏𝐚𝐠𝐞 𝐒𝐩𝐞𝐞𝐝 𝐚𝐧𝐝 𝐂𝐨𝐫𝐞 𝐖𝐞𝐛 𝐕𝐢𝐭𝐚𝐥𝐬
✦ Full PageSpeed Insights and GTmetrix audits
✦ LCP, CLS and FID fixes
✦ Image optimization and WebP conversion
✦ JavaScript deferral and critical CSS extraction
✦ Cloudflare CDN setup and configuration
✦ WP Rocket and LiteSpeed Cache optimization
Recent scores: 38 → 91 · 44 → 88 · 51 → 93 · 39 → 87
▸ 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦 𝐌𝐢𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬
✦ Shopify to WooCommerce and WooCommerce to Shopify
✦ Magento to Shopify and BigCommerce to WordPress
✦ Full product, order and customer data transfer
✦ SEO-preserving 301 redirect mapping
✦ Post-migration QA zero data loss
▸ 𝐀𝐩𝐩 𝐚𝐧𝐝 𝐏𝐥𝐮𝐠𝐢𝐧 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬
✦ Klaviyo · ReCharge · Bold Commerce · Yotpo · Loox
✦ Judge.me · Gorgias · Omnisend · ShipStation · Privy
✦ Figma to Shopify · Figma to WordPress · Stripe · PayPal
━━━ TRENDING NICHES I HAVE WORKED IN ━━━
✦ Health and Wellness · Supplements and Nutraceuticals
✦ Beauty and Skincare · Fashion and Apparel
✦ Subscription Boxes · Digital Products and Online Courses
✦ Print on Demand · Fitness Equipment · Home Decor
✦ Food and Beverage · B2B Wholesale · Pet Products
✦ Eco and Sustainable Products · Education and Coaching
━━━ HOW I WORK ━━━
✦ Clean, documented, maintainable code your team can build on
✦ Proactive updates you will never chase me for a status
✦ Honest scoping and realistic timelines before work starts
✦ Clear communication from kickoff to final delivery
✦ Most clients come back for the next project
If your store is slow, broken, or not converting the way it should send me a message. I will give you an honest assessment within 24 hours.
I specialize in Shopify development, WooCommerce development, and WordPress development with deep hands-on experience in custom theme development, Shopify Liquid, Shopify 2.0, Shopify Plus, and headless commerce using Next.js and the Shopify Storefront API. My work covers custom Shopify app development, WordPress plugin development, WooCommerce customization, ecommerce store setup, and full Shopify store design from Figma to code. I have strong expertise in page speed optimization, Core Web Vitals, Largest Contentful Paint fixes, and Google PageSpeed Insights audits that consistently push scores above 90. Clients hire me for Shopify theme customization, WooCommerce plugin integration, Shopify migration, WooCommerce to Shopify migration, and platform transfers with zero data loss. I work daily with Klaviyo integration, ReCharge subscriptions, Bold Commerce, Yotpo reviews, Judge.me, Gorgias, Omnisend, and ShipStation. Whether you need a Shopify dropshipping store, a WooCommerce subscription store, a print-on-demand Shopify setup, a digital products store, a Shopify B2B wholesale portal, or a high-converting ecommerce website I have built it before and I know exactly what it takes to get it right.
Steps for completing your project
After purchasing the project, send requirements so Tanuja can start the project.
Delivery time starts when Tanuja receives requirements from you.
Tanuja works on your project following the steps below.
Revisions may occur after the delivery date.
Custom Design & Development