Hire the Best 1ShoppingCart Developers

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Pankaj J.

Almora, India

$18/hr
5.0
5 jobs

๐ŸŽฏ Shopify Public and Private Apps: Laravel, CorePHP, React.JS, NodeJS ๐ŸŽฏ PHP: Laravel, CakePHP, CorePHP, Yii2, CI ๐Ÿ”น Shopify Store Development: Shopify 2.0, Custom Themes, Theme Installation and Customization, PSD to Shopify, App Configuration, Sales and Marketing Channels, etc. ๐Ÿ”น HTML, CSS, and JavaScript --- With over 10 years of experience in Shopify and PHP frameworks, I specialize in bringing your ideal store to life. My expertise includes: ### Shopify Expertise: ๐Ÿ”น Store Development: Theme Installation and Customization ๐Ÿ”น Apps Development: Private and Public ๐Ÿ”น 3rd Party Integrations: APIs, CRM, Email Automation (Klaviyo, Omnisend), Payment Gateways, Accounting Tools (QuickBooks, FreshBooks, ERP, Zoho, Xero), POS Systems, Order Automation, Shipping Tools ๐Ÿ”น Design Conversions: PSD, Adobe XD, Sketch, Figma, Invision to Shopify ๐Ÿ”น Custom Themes: Development and Customization ๐Ÿ”น Shopify Cart and Dynamic Checkout ๐Ÿ”น Store Redesign ๐Ÿ”น Custom Code and Features ๐Ÿ”น Chat Support Integration: Twilio, XMPP, Quick box, OpenFire ๐Ÿ”น Social Integration: Facebook, Twitter, Spotify, SoundCloud, Deezer, Instagram ### WordPress/WooCommerce Expertise: ๐Ÿ”น Development: WordPress and WooCommerce ๐Ÿ”น Theme Development and Customization ๐Ÿ”น Custom Website Design ๐Ÿ”น Plugin Installation, Configuration, and Development ๐Ÿ”น WooCommerce Store Development and Customization ๐Ÿ”น APIs Integration ### Technology Stack: ๐Ÿ”น Programming Languages: React, Node.JS, PHP (Laravel, CakePHP, CorePHP, CI) ๐Ÿ”น Web Services: XML/JSON, REST/SOAP ๐Ÿ”น LAMP Stack Development ๐Ÿ”น Design Tools: Adobe Photoshop, Adobe Illustrator, Sketch ๐Ÿ”น Frontend Development: HTML/CSS, Bootstrap --- Highlights: โœ”๏ธ 10+ Years of Experience in Shopify Apps, Theming, and PHP Frameworks โœ”๏ธ 100% Job Success โœ”๏ธ Money-Back Guarantee โœ”๏ธ Fluent English --- I am dedicated to providing high-quality work and only take on projects when I am ๐Ÿ’ฏ confident I can deliver the best results. Flexible with different time zones, I ensure seamless communication with my clients. Free yourself from the technological maze. Hire me on Upwork TODAY!

  • Shopify
  • WordPress
  • OpenCart
  • PHP
  • MySQL
  • JavaScript
  • CSS
  • Adobe Photoshop
  • Web Design
  • Shopify Templates
  • Shopify Theme
  • CodeIgniter
  • Magento 2
  • Laravel
Ankush S.

Bilaspur, India

$14/hr
4.7
267 jobs

๐Ÿ› ๏ธ PrestaShop Expert | Shopify Developer | Ecommerce Problem Solver ๐Ÿ›๏ธ 100% Job Success | Top Rated Plus | 250+ Projects Completed | 9000+ Hours Worked Hi! Iโ€™m a full-stack Ecommerce Developer with a deep focus on PrestaShop and Shopify app development, helping ambitious businesses create powerful online stores that convert, scale, and stand out. With over 9+ years of hands-on experience, I specialize in custom module development, theme customization, performance optimization, and third-party API integrations for PrestaShop and Shopify. Whether you're a small business looking to launch your store or an enterprise in need of tailored ecommerce solutions โ€” Iโ€™ve got you covered. โœ… PrestaShop Services I Offer: Custom Module Development Build powerful and lightweight modules tailored to your unique business logic, from loyalty programs to dynamic product filters. Theme Development & Customization Pixel-perfect, responsive, and fast-loading themes built or modified to enhance UX and maximize conversions. Fixing Errors & Debugging (500 errors, etc.) Deep server-side experience to troubleshoot and permanently fix common PrestaShop issues, including cache, override conflicts, or module incompatibility. Performance Optimization Speed up your store using smart caching, database indexing, lazy loading, and more. Multilingual & Multistore Setups Expert in setting up and managing complex multilingual and multi-country stores. Payment & Shipping Integration Stripe, PayPal, custom gateways, and localized shipping solutions. PrestaShop Upgrades & Migrations Safely move from older versions or even from other platforms with zero data loss and minimal downtime. ๐Ÿงฉ Shopify App Developer (Custom Solutions & Public Apps) Looking for a Shopify app that doesnโ€™t exist yet or need to extend functionality beyond whatโ€™s available in the Shopify App Store? I create powerful Shopify apps using the latest tech stack โ€” Node.js, React, Polaris UI, GraphQL, and Shopify API. Custom Shopify App Development (Public or Private) Product Customization Apps (like Kickflip-style configurators) Wholesale/B2B Functionality (tiered pricing, net/gross toggles, tax-exempt logic) Rewards Systems & Subscription Integrations Shopify Checkout Extensions (Shopify Plus) All apps are: โœ”๏ธ Fully compliant with Shopify's App Store requirements โœ”๏ธ Scalable and maintainable โœ”๏ธ Built with clean, modular code โœ”๏ธ Designed with a focus on user experience Why Work With Me? ๐Ÿ”ง Tech-Savvy: I donโ€™t just code โ€” I understand ecommerce workflows, customer behavior, and sales funnels. ๐Ÿš€ Results-Oriented: My focus is on helping you boost speed, conversions, and customer satisfaction. ๐Ÿง  Problem Solver: Whether it's a mysterious 500 error in PrestaShop or a tricky Shopify API limitation, I bring fast and efficient solutions. ๐Ÿค Communication First: I believe in clear, proactive communication and setting the right expectations from day one. ๐Ÿ’ฌ Letโ€™s Talk Tell me about your project, challenge, or idea โ€” Iโ€™ll help you bring it to life with smart ecommerce development that drives results. ๐Ÿ“ฉ Available for both one-time projects and long-term collaboration.

  • PrestaShop
  • JavaScript
  • Shopify
  • PHP
  • CSS
  • WordPress
  • HTML
  • jQuery
  • Bootstrap
  • Extension & Module Development
  • Shopify Development
  • Shopify Website Design
  • Shopify Website Redesign
  • Shopify Apps
  • Shopify Plus
  • Shopify Theme
  • Shopify Templates
  • Set Up Shopify Site
Shiyas N.

Kollam, India

$20/hr
5.0
217 jobs

A multi skilled web application developer having strong knowledge and experience in developing small business to large dynamic secure database driven applications, e-commerce applications. Experienced in PHP, MySQL, CSS, jQuery, CodeIgniter, WordPress, Prestashop, Magento.

  • HTML
  • JavaScript
  • AJAX
  • jQuery
  • WordPress
  • CodeIgniter
  • CSS
  • MySQL Programming
  • PrestaShop
  • Web Design
  • Oracle Programming
  • Ecommerce Website Development
Saptarsha S.

Kolkata, India

$15/hr
4.9
10 jobs

Hello! I'm a technology consultant and project delivery leader with over a decade of experience helping startups, entrepreneurs, and enterprises transform ideas into scalable digital products. I am one of the Director of Aqualeaf IT Solutions Pvt Ltd, a global software development and digital solutions company established in 2013. Our team specializes in building high-performance web applications, mobile applications, and custom software solutions for clients across multiple industries. On Upwork, I work directly with founders, startups, and business owners who need reliable technical leadership, development expertise, and end-to-end project execution. My role is not just development - I work as a technology partner who helps businesses design, build, and launch scalable platforms that support real growth. Over the past decade, I have helped companies build: โ€ข SaaS platforms and startup MVPs โ€ข Scalable web applications and business systems โ€ข Custom enterprise software โ€ข eCommerce platforms and digital marketplaces โ€ข API integrations and automation solutions โ€ข Mobile applications and cross-platform products What makes working with me different Many freelancers focus only on coding. I focus on business outcomes, scalability, and long-term product success. Clients work with me because they get: - Director-level technology consulting - Structured product development process - Dedicated development team support - Clear communication and reliable delivery - Solutions designed for growth and scalability My typical clients - โ€ข Startup founders building their MVP โ€ข Businesses launching new digital platforms โ€ข Companies scaling their existing systems โ€ข Entrepreneurs building SaaS products โ€ข Organizations needing reliable technical leadership Core Technologies - Laravel | Node.js | PHP | React | WordPress | Shopify | MySQL | REST APIs | Cloud Infrastructure | Custom Integrations

  • jQuery
  • Magento
  • WordPress
  • HTML
  • AJAX
  • CakePHP
  • CSS
  • XHTML
  • HTML5
  • .NET Framework
  • OpenCart
  • osCommerce
  • Social Media Marketing
  • Internet Marketing
  • Ecommerce Website Development
Taimoor A.

Bahawalpur, Pakistan

$30/hr
5.0
27 jobs

Hello ๐Ÿ‘‹ Iโ€™m Taimoor Ali โ€“ Certified ๐—ฆ๐—ต๐—ผ๐—ฝ๐—ถ๐—ณ๐˜† ๐—™๐˜‚๐—น๐—น-๐—ฆ๐˜๐—ฎ๐—ฐ๐—ธ ๐——๐—ฒ๐˜ƒ๐—ฒ๐—น๐—ผ๐—ฝ๐—ฒ๐—ฟ with 5+ Years of Experience I specialize in custom ๐—ฆ๐—ต๐—ผ๐—ฝ๐—ถ๐—ณ๐˜† ๐—ฎ๐—ฝ๐—ฝ๐˜€ , ๐—”๐—ฃ๐—œ ๐—ถ๐—ป๐˜๐—ฒ๐—ด๐—ฟ๐—ฎ๐˜๐—ถ๐—ผ๐—ป๐˜€, ๐—ฎ๐˜‚๐˜๐—ผ๐—บ๐—ฎ๐˜๐—ถ๐—ผ๐—ป ๐˜„๐—ผ๐—ฟ๐—ธ๐—ณ๐—น๐—ผ๐˜„๐˜€, and ๐˜๐—ต๐—ฒ๐—บ๐—ฒ ๐—ฑ๐—ฒ๐˜ƒ๐—ฒ๐—น๐—ผ๐—ฝ๐—บ๐—ฒ๐—ป๐˜. Over the past 5 years, I have helped eCommerce brands transform their stores into scalable, high-performing businesses by building tailored functionalities, optimizing user experience, and creating solutions that drive conversions and revenue growth. With a deep understanding of the Shopify ecosystem, I deliver end-to-end development services, whether itโ€™s a full Shopify store setup, ๐—ฐ๐˜‚๐˜€๐˜๐—ผ๐—บ ๐—ฎ๐—ฝ๐—ฝ ๐—ฑ๐—ฒ๐˜ƒ๐—ฒ๐—น๐—ผ๐—ฝ๐—บ๐—ฒ๐—ป๐˜ , ๐—ฐ๐—ผ๐—บ๐—ฝ๐—น๐—ฒ๐˜… ๐—”๐—ฃ๐—œ ๐—ถ๐—ป๐˜๐—ฒ๐—ด๐—ฟ๐—ฎ๐˜๐—ถ๐—ผ๐—ป๐˜€, ๐—ผ๐—ฟ ๐˜„๐—ผ๐—ฟ๐—ธ๐—ณ๐—น๐—ผ๐˜„ ๐—ฎ๐˜‚๐˜๐—ผ๐—บ๐—ฎ๐˜๐—ถ๐—ผ๐—ป. My focus is always on creating reliable, scalable, and results-driven solutions that meet the unique needs of each client. ๐€๐ฌ ๐š ๐’๐ก๐จ๐ฉ๐ข๐Ÿ๐ฒ ๐›๐š๐œ๐ค๐ž๐ง๐ ๐๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ž๐ซ ๐ฐ๐ข๐ญ๐ก 5+ ๐ฒ๐ž๐š๐ซ๐ฌ ๐จ๐Ÿ ๐ž๐ฑ๐ฉ๐ž๐ซ๐ข๐ž๐ง๐œ๐ž, ๐ˆ ๐ฌ๐ฉ๐ž๐œ๐ข๐š๐ฅ๐ข๐ณ๐ž ๐ข๐ง: โœ… ๐‚๐ฎ๐ฌ๐ญ๐จ๐ฆ ๐€๐ฉ๐ฉ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ฆ๐ž๐ง๐ญ - Public apps (App Store-ready with Polaris UI, OAuth) - Private apps for in-house features, internal dashboards, product logic - Embedded UI apps using App Bridge and Shopify Admin โœ… ๐€๐๐ˆ & ๐“๐ก๐ข๐ซ๐-๐๐š๐ซ๐ญ๐ฒ ๐ˆ๐ง๐ญ๐ž๐ ๐ซ๐š๐ญ๐ข๐จ๐ง๐ฌ - CRM: HubSpot, Salesforce, Zoho - Fulfillment: ShipStation, ShipBob, custom 3PLs - ERP: NetSuite, Odoo, inventory sync - Subscription logic: ReCharge, Skio, Loop โœ… ๐€๐๐ฏ๐š๐ง๐œ๐ž๐ ๐’๐ญ๐จ๐ซ๐ž ๐‹๐จ๐ ๐ข๐œ & ๐€๐ฎ๐ญ๐จ๐ฆ๐š๐ญ๐ข๐จ๐ง - Shopify Flow rules, webhook automation - Tag-based customer segmentation - Checkout customizations (Shopify Plus) - Shopify Store development with theme customization. - AI-integrated logic using OpenAI (e.g., smart tagging, support triggers) โœ… ๐Œ๐ž๐ญ๐š๐Ÿ๐ข๐ž๐ฅ๐๐ฌ + ๐ƒ๐ฒ๐ง๐š๐ฆ๐ข๐œ ๐ƒ๐š๐ญ๐š ๐€๐ซ๐œ๐ก๐ข๐ญ๐ž๐œ๐ญ๐ฎ๐ซ๐ž - Create scalable metafield logic for dynamic sections, filtering, and personalization ๐Ÿงฐ ๐“๐ž๐œ๐ก ๐’๐ญ๐š๐œ๐ค & ๐“๐จ๐จ๐ฅ๐ฌ - Node.js, GraphQL, REST API, Shopify CLI, Admin API - Polaris, App Bridge, Liquid, OAuth, MongoDB - GitHub, Vercel, Postman, Railway, Redis Whether you're solving operational bottlenecks or creating a productized Shopify app, I bring a solution-first, scalable mindset to every project. ๐Ÿ“ˆ Letโ€™s build something reliable and revenue-ready. ๐Ÿ“Œ ๐’๐ž๐ฅ๐ž๐œ๐ญ๐ž๐ ๐๐ซ๐จ๐ฃ๐ž๐œ๐ญ๐ฌ & ๐€๐œ๐ก๐ข๐ž๐ฏ๐ž๐ฆ๐ž๐ง๐ญ๐ฌ - Developed a custom Shopify app to automate ๐„๐‘๐ product ๐ฌ๐ฒ๐ง๐œ๐ก๐ซ๐จ๐ง๐ข๐ณ๐š๐ญ๐ข๐จ๐ง for multiple stores - Implemented complex API integrations for payments, shipping providers, and marketing automation - Migrated multiple Shopify Plus stores to Online Store 2.0 with speed optimization and improved UX - Automated order fulfillment and inventory management with custom Shopify scripts - Built custom checkout flows and headless Shopify solutions for high-volume stores - Optimized site speed and performance, resulting in faster load times and higher conversion rates - I combine technical expertise, strategic thinking, and a growth-focused approach to help Shopify stores reach their full potential. If youโ€™re looking for a reliable Shopify partner to develop custom solutions, streamline operations, and boost your storeโ€™s performance, click ๐ˆ๐ง๐ฏ๐ข๐ญ๐ž to Job and letโ€™s build something amazing together ๐Ÿš€

  • Shopify
  • Shopify Development
  • Shopify Website Design
  • Shopify Templates
  • Ecommerce Website Development
  • Shopify Theme
  • Shopify Dropshipping
  • API Integration
  • Shopify Apps
  • App Development
  • Automation
  • Ecommerce Website
  • Web Development
  • Ecommerce
  • API Development
Dinesh K.

Mohali, India

$18/hr
4.9
878 jobs

-- Over the last 10+ years, I have developed a wide range of websites and ensured profitable ROI specially using Shopify, Bigcommerce and woocommerce platforms.. Apart from that, I am expert using PHP (various CMS, framework and platforms), MySQL, HTML/HTML5, CSS/CSS3, JavaScript, Jquery and AJAX. My Web skills: ============ * E-Commerce: Neto, Magento, Woocommerce, Shopify, OpenCart, Prestashop, BigCommerce, CS-CART, X-Cart, Zen-Cart * Expertise: PHP, MySQL, JavaScript, jQuery, Ajax * Framework: CodeIgniter, CakePHP, Zend, Customized MVC framework * CMS: WordPress, Joomla, Drupal, * Design: Responsive Design, Web2.0, xHTML, HTML, XML, DHTML, CSS * Themes & Plugins Integration, 3rd party APIs Integration, Shipping Modules, aWeber, aMember, MailChimp, etc. - In addition to creating the websites and eCommerce stores, I am expert with conversion optimization so I ensure strong foundation for my projects. --I am available for interview as per your time zone, and would appreciate the opportunity to have a conversation with you. --I can devote the full time and available in every time zone.

  • Magento
  • BigCommerce
  • Shopify
  • Joomla
  • Zen Cart
  • OpenCart
  • Laminas
  • CodeIgniter
  • WordPress e-Commerce
  • Neto

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Don't just take our word for it

What does a 1ShoppingCart developer do?

A 1ShoppingCart developer builds and customizes online stores within the 1ShoppingCart platform to create specific checkout experiences and storefront behaviors. This role focuses on modifying the visual interface using code and configuring backend settings to manage products, shipping, and taxes accurately. The developer connects the shopping cart to external business systems through API integrations to automate order processing and data synchronization.

  • Customize the storeโ€™s visual design and checkout flow by writing HTML, CSS, and JavaScript code to match brand requirements and improve user interaction. This work includes adjusting layout elements, styling buttons and forms, and adding custom fields to the checkout page to capture specific customer data during the purchase process.
  • Configure product catalogs by setting up categories, options, and bundles while defining discount rules and coupon codes that apply correctly at checkout. The developer manages the structural organization of the storefront to ensure customers can navigate items easily and that pricing logic reflects current promotional strategies without manual intervention for each sale.
  • Integrate external accounting and shipping systems by using the 1ShoppingCart API to access product, order, and client data for automated workflows. This involves setting up real-time shipping calculations for carriers like UPS and USPS, configuring tax rules based on location, and establishing automatic order exports to software such as QuickBooks to keep financial records current.

How to hire a 1ShoppingCart developer on Upwork

Step 1: Post a job

Define your storefront customization and integration needs clearly to attract qualified candidates. Use the Job Post Generator powered by Umaโ„ข, Upwork's Mindful AI to draft a precise description in seconds. Describe your requirements in a few sentences, and Uma creates a tailored post for this role. You can write a new post, update a saved draft, or reuse an existing post.

  • Specify required HTML, CSS, and JavaScript skills for customizing checkout pages and store layouts.
  • List necessary API integrations for connecting products, orders, and client data to external systems.
  • Detail configuration tasks such as setting up real-time UPS or USPS shipping calculations and tax rules.

Step 2: Evaluate candidates

Look for proven experience building customized 1ShoppingCart stores and managing complex product structures. Uma can run instant video interviews and build shortlists with side-by-side comparisons to speed up your review process.

  • Check portfolios for examples of customized checkout flows and branded storefront designs.
  • Verify experience configuring product bundles, options, and categories within the platform admin.
  • Confirm past work involving order exports to accounting software like QuickBooks or similar tools.

Step 3: Interview your top choices

Discuss specific technical approaches for your storeโ€™s unique requirements during the interview. Schedule and conduct these conversations within Upwork Messages, which generates an immediate transcript and summary after each session.

  • Ask how they handle custom field validation and data capture during the checkout process.
  • Review their method for troubleshooting API connection errors between 1ShoppingCart and third-party apps.
  • Discuss their strategy for maintaining site performance while adding custom JavaScript features.

Step 4: Agree on scope and begin work

Set clear milestones for storefront changes, API connections, and shipping configurations before starting. Use Upwork Messages and the contract workroom for all communication and project management tasks. Identity verification, payment protection, hourly tracking, and project funds add security to every engagement.

  • Define deliverables for specific UI changes, such as custom thank-you pages or product display updates.
  • Establish testing criteria for shipping rate calculations and tax rule accuracy across different regions.
  • Set a timeline for completing order notification workflows and verifying data syncs with external tools.

Upwork is not affiliated with and does not sponsor or endorse any of the tools or services discussed in this article. These tools and services are provided only as potential options, and each reader and company should take the time needed to adequately analyze and determine the tools or services that would best fit their specific needs and situation.

The rates and information provided in this article are based on current data and industry sources available at the time of publication. Freelance rates can vary depending on factors such as experience, location, project scope, and market conditions. Readers are encouraged to conduct their own research to confirm current rates and trends, as this information may change over time.

How much does hiring a 1ShoppingCart developer cost?

$500-$1,500 per project is a typical range for focused 1ShoppingCart developer work. Final pricing depends on scope, technical complexity, required integrations, source-material quality, revision needs, and the freelancer's experience level.

Storefront customization

$500-$1,200/project

Entry-level to mid-level
  • Custom HTML and CSS for store layout
  • Added custom input fields to checkout forms
  • Documented color codes and font choices

Product configuration

$1,200-$2,500/project

Mid-level
  • Organized products into logical groups
  • Configured product variants and add-ons
  • Applied coupon codes and pricing logic

Shipping and tax setup

$2,500-$4,000/project

Mid-level to senior-level
  • Connected UPS or USPS real-time calculations
  • Defined regional tax rates and exemptions
  • Tested shipping options during purchase

Order workflow automation

$4,000-$6,500/project

Senior-level
  • Mapped order data to accounting fields
  • Set up post-purchase notification sequences
  • Verified data accuracy in test transactions

API integration

$6,500-$10,000/project

Expert-level
  • Built connectors for client and order APIs
  • Validated request and response payloads
  • Documented API usage and error handling

Frequently asked questions

Is hiring a 1ShoppingCart developer worth it?

For most businesses, yes: hiring a 1ShoppingCart developer is worthwhile. These specialists configure complex shipping calculations and API connections that standard settings cannot handle alone. They also customize the storefront code to match your brand identity without breaking checkout functionality.

How do I evaluate 1ShoppingCart developer candidates?

Review their experience with HTML and CSS modifications specific to the 1ShoppingCart platform interface. Ask for examples of API integrations they have built to sync orders with external accounting software like QuickBooks.

What tasks does a 1ShoppingCart developer handle?

A 1ShoppingCart developer customizes store layouts using HTML and JavaScript while configuring product bundles and discount rules. They also set up real-time shipping rates from carriers like UPS and automate order exports to third-party tools.

Can a 1ShoppingCart developer integrate my store with other software?

Yes, they use the 1ShoppingCart API to connect your store data with external systems for products, orders, and client management. This allows you to automate workflows such as sending order details directly to your accounting or CRM platform.