Running a Shopify store isn’t just about picking the right theme or uploading products - it’s about making everything behind the scenes work smoothly. That’s where Shopify API integrations come in. From automating inventory updates to syncing orders across platforms, the right integration can save hours of manual work and prevent costly mistakes. In this guide, we’re diving into some of the best companies that specialize in Shopify API integrations, highlighting the ones that truly understand the balance between technical skill and practical business sense.

 

1. OSKI Solutions

We work closely with businesses to modernize their digital infrastructure and streamline operations through custom software and web solutions. Our approach to Shopify API integration focuses on connecting core business processes, automating repetitive tasks, and ensuring that data flows smoothly between different systems. We prioritize practical solutions that adapt to each company’s needs, making integrations flexible and reliable without overcomplicating the process.

Our team is comfortable taking on full-cycle development projects as well as supporting growth through dedicated teams or IT outsourcing. We collaborate with mid-size companies, growth-stage startups, and specific enterprise departments, tailoring our approach to the project scope, technology stack, and operational goals. With experience across e-commerce, FinTech, healthcare, logistics, and more, we focus on creating systems that support growth and efficiency over the long term.

Key Highlights:

• Experience in custom API development and third-party integrations (CRM, ERP, payment gateways)
• Expertise in .NET, Node.js, PHP, C#, and modern frontend frameworks like React, Vue.js, and Angular
• Cloud and DevOps proficiency with Azure, AWS, Docker, CI/CD, Kubernetes, Terraform
• AI-driven solutions using C# and Python
• Agile, remote-friendly collaboration with transparent communication

Services:

• Shopify API integration and custom connectors
• Full-cycle software development and team augmentation
• Legacy system modernization and cloud migration
• Web and mobile application development
• CMS-based solutions (Umbraco, WordPress)
• AI and machine learning integrations

Contact and Social Media Information:

• Website: oski.site
• Address: Kaupmehe tn 7-120, Tallinn, Estonia
• Phone: +48571282759
• E-mail: contact@oski.site 
• LinkedIn: www.linkedin.com/company/oski-solutions

 

2. Shopplaza

Shopplaza works on connecting Shopify stores with various platforms to make business processes smoother and more efficient. The focus on Shopify API integration involves syncing orders, consolidating customer data, and automating workflows so merchants can manage multiple systems without unnecessary manual effort. Integrations cover CRM, ERP, accounting, marketing, marketplaces, helpdesk, shipping, reporting, and payment platforms, keeping systems coordinated and functional.

The team supports different types of clients, from small Shopify stores to growing e-commerce businesses that need reliable system connections. Clear communication and structured processes are emphasized, with integrations implemented efficiently while maintaining security and alignment with operational needs. Post-integration support is provided to address any issues and ensure ongoing stability of integrated solutions.

Key Highlights:

• Syncs orders and customer data across platforms
• Automates workflows to reduce manual processes
• Supports integration with CRM, ERP, marketing, accounting, marketplaces, helpdesk, shipping, and payment platforms
• Provides post-integration support for two months
• Focus on secure and compliant integration practices

Services:

• Shopify API integration
• CRM integrations (HubSpot, Salesforce, NetSuite)
• ERP integrations (Odoo, Zoho)
• Accounting integrations (QuickBooks, Xero)
• Marketing integrations (Klaviyo, Mailchimp)
• Marketplace integrations (Amazon, eBay)
• Helpdesk integrations (Gorgias, Zendesk)
• Shipping integrations (Shipstation, Shippo)
• Reporting and payment integrations

Contact Information:

• Website: shopplaza.io
• E-mail: support@shopplaza.io
• Address: 100 Church St, Manhattan, New York

 

3. MLVeda

MLVeda focuses on integrating Shopify with multiple systems to support smooth business operations and efficient data flow. Shopify API integration work includes connecting CMS, ERP, OMS, and other platforms, enabling synchronization of content, inventory, and orders. Custom solutions allow for flexible storefronts, advanced customer account portals, and tailored Shopify functions to match operational requirements without overcomplicating the process.

The team works with a range of clients, from high-growth startups to established enterprises, emphasizing structured integration processes and post-integration support. Efforts are made to maintain system stability, provide scalable solutions, and allow developers to focus on building custom features. The approach includes ongoing monitoring and troubleshooting to ensure integrations continue to operate efficiently as business needs evolve.

Key Highlights:

• Synchronizes Shopify with CMS, ERP, OMS, and other platforms
• Supports B2B and B2C operations from a single platform
• Customizable storefronts and customer account portals
• Post-integration support and monitoring
• Focus on flexible and scalable solutions

Services:

• Shopify API integration
• Middleware and custom connector development
• ERP integrations (Microsoft Dynamics 365, NetSuite, Acumatica)
• OMS and order management integrations
• B2B and B2C Shopify customization
• Custom Shopify functions and feature extensions
• Ongoing integration support and maintenance

Contact Information:

• Website: www.mlveda.com
• E-mail: services@mlveda.com
• Facebook: www.facebook.com/mlveda
• Twitter: x.com/mlvedaa
• LinkedIn: www.linkedin.com/company/mlveda
• Phone: +1-408-757-0990

 

4. DigitalSuits

DigitalSuits provides Shopify API integration services that help connect online stores to multiple systems and applications. Their work spans CRM and ERP systems, payment gateways, shipping providers, marketplaces, and other third-party apps. The integration approach focuses on ensuring data flows smoothly between platforms, keeping inventory, orders, and customer information aligned across all systems. They also handle custom Shopify apps for specific business needs, providing flexibility without complicating store operations.

The team supports businesses of different sizes and types, helping synchronize key ecommerce processes while maintaining stability and scalability. They also offer ongoing monitoring and technical support after implementation, ensuring integrations continue to operate efficiently. The workflow includes careful planning, development, testing, deployment, and support to reduce errors and keep backend and frontend systems aligned.

Key Highlights:

• Connects Shopify with CRM, ERP, and accounting systems
• Integrates with marketplaces, social media, and shipping platforms
• Custom Shopify app development for unique workflows
• Ensures real-time synchronization of inventory and orders
• Post-integration support and monitoring

Services:

• Shopify API integration
• ERP integration (SAP Business One, Odoo, Microsoft Dynamics NAV)
• CRM integration (HubSpot, Salesforce, custom solutions)
• Payment gateway integration
• Shipping and inventory system integration
• Marketing and social media channel integration
• Custom app development for Shopify stores
• Reporting and customer data integration

Contact Information:

• Website: digitalsuits.co
• E-mail: hello@digitalsuits.co
• Facebook: www.facebook.com/digitalsuitsagency
• LinkedIn: www.linkedin.com/company/digitalsuits
• Address: 15 W 36th St, New York, NY 10018
• Phone: (512) 571-3557

 

5. Silent Infotech

Silent Infotech provides Shopify API integration services that help connect online stores with various systems and applications. Their approach covers ERP and CRM systems, payment gateways, loyalty programs, shipping, marketplaces, marketing channels, and social media platforms. The team focuses on integrating these tools smoothly so that data flows consistently between Shopify and other platforms, keeping orders, customer information, and inventory synchronized. They also handle custom Shopify app development to meet specific business needs and support seamless migrations from other platforms.

The company emphasizes structured workflows that include analysis, development, testing, deployment, and ongoing support. This approach helps reduce errors, keeps backend and frontend systems aligned, and allows businesses to manage operations more efficiently. In addition, they offer flexible hiring models and around-the-clock technical assistance to ensure integration projects remain on track and functional across time zones.

Key Highlights:

• Connects Shopify with ERP, CRM, and accounting systems
• Integrates with payment gateways, shipping, and marketplaces
• Custom Shopify app development and migrations from other platforms
• Real-time synchronization of orders, inventory, and customer data
• Ongoing technical support and post-integration monitoring

Services:

• Shopify API integration
• ERP integration (Microsoft Dynamics 365, Oracle NetSuite, Zoho, Salesforce)
• CRM integration
• Payment gateway integration (Shopify Payments, PayPal, Stripe, Authorize.Net, Sage, PayU)
• Shipping and inventory system integration (ShipStation, FedEx, USPS, Shippo, ShipHawk, ShipperHQ)
• Loyalty program and POS integration
• Marketing and social media channel integration
• Reporting and customer data integration

Contact Information:

• Website: silentinfotech.com
• E-mail: contact@silentinfotech.com
• Facebook: www.facebook.com/silentinfotech
• Twitter: x.com/silentinfotech
• LinkedIn: www.linkedin.com/company/silent-infotech
• Instagram: www.instagram.com/silentinfotech
• Address: 259 Berger St, Somerset, NJ 08873, USA
• Phone: +1-817-601-7574

 

6. Nine15

Nine15 works on connecting Shopify Plus stores with various systems and applications to streamline e-commerce operations. Their focus includes ERP and enterprise system integrations, custom Shopify app development, migrations, and workflow automation. By handling integrations that unify operations, they help keep data consistent across platforms, making tasks like order management, inventory tracking, and reporting more efficient. The team also supports Shopify-specific SEO, paid media, and marketing integrations to enhance visibility and customer engagement without overcomplicating the technical side.

They approach projects with structured processes that include development, testing, and post-launch monitoring to ensure smooth operation after deployment. Alongside integration work, they provide conversion rate optimization, user journey analysis, and post-purchase engagement strategies to help stores maintain a consistent experience for shoppers. Their services also include subscription and loyalty program setup, allowing businesses to manage recurring revenue and reward returning customers while keeping backend systems synchronized.

Key Highlights:

• Connects Shopify Plus with ERP and enterprise systems
• Handles workflow automation and custom app development
• Supports migrations and platform optimizations
• Focuses on consistent data flow and operational efficiency
• Provides post-launch monitoring and ongoing support

Services:

• Shopify API integration
• ERP and enterprise system integration
• Custom Shopify app development
• Migration to Shopify Plus
• Workflow automation
• Marketing integrations (SEO, paid search, paid social)
• Conversion rate optimization and user journey analysis
• Subscription and loyalty program setup
• Post-purchase engagement strategies

Contact Information:

• Website: www.nine15.com
• E-mail: hello@nine15.com

 

7. EmizenTech

EmizenTech focuses on connecting Shopify stores with a wide variety of applications and systems. Their approach centers on creating integrations that allow data and workflows to move smoothly between Shopify and other platforms, whether it’s for managing inventory, tracking orders, or handling customer information. They handle both standard integrations and custom API development, providing solutions that accommodate different business needs without overcomplicating the process.

The team at EmizenTech also supports migration and enhancement services, helping Shopify stores adapt to new platforms or scale their existing setup. Their work often includes ERP and CRM integration, payment gateway connections, and tools for marketing automation and reporting. The emphasis is on making operations more efficient and ensuring that Shopify stores function cohesively with external systems.

Key Highlights:

• Custom Shopify API integrations
• ERP and CRM connectivity
• Migration support between platforms
• Automation of workflows
• Integration with marketing, payment, and reporting tools

Services:

• Shopify App Development
• Shopify Integration Services
• Shopify Migration Services
• Shopify Plus Development
• Ecommerce Development

Contact Information:

• Website: emizentech.com
• E-mail: info@emizentech.com
• Facebook: www.facebook.com/EmizenTech
• Twitter: x.com/EmizenTech
• LinkedIn: www.linkedin.com/company/emizen-tech
• Instagram: www.instagram.com/emizentech
• Address: #23 Chase Tower, opp. Metro Pillar 31, Rajiv Vihar Colony, Jaipur, Rajasthan 302019
• Phone: +1 (989) 535-9295

 

8. Ziffity

Ziffity works with Shopify Plus to create integrations that bring different parts of a business together. Their approach focuses on connecting Shopify stores to various third-party systems through API-first frameworks, which helps automate processes and keeps data flowing smoothly between platforms. They handle both the front-end experience and back-end operations, making sure stores can run efficiently while supporting custom workflows.

In addition to integration, Ziffity offers services for migrations and custom development, enabling businesses to adapt their Shopify setup or move from other platforms without losing critical data or functionality. Their work often involves linking ERP, CRM, payment, and marketing systems to Shopify, allowing teams to manage multiple aspects of their store from a single interface. The goal is to create a more connected and manageable e-commerce environment.

Key Highlights:

• Shopify Plus API-first integration
• Custom development and workflow automation
• ERP, CRM, and payment system connections
• Migration support from other platforms
• Support for composable and headless commerce approaches

Services:

• Shopify Plus Implementation
• Shopify Migration Services
• Shopify Integration Services
• Custom Shopify Development
• E-commerce Consulting and Optimization

Contact Information:

• Website: www.ziffity.com
• E-mail: contactus@ziffity.com
• LinkedIn: www.linkedin.com/company/ziffity
• Address: 101 E.Park Blvd, Suite 600. Plano, TX 75074
• Phone: +1-915-205-4300

 

9. OrangeMantra

OrangeMantra focuses on connecting Shopify stores with a variety of external systems to make operations smoother. Their approach is built around integrating APIs that link Shopify to ERP, CRM, payment gateways, and other business tools. By doing this, they aim to help teams manage multiple aspects of their e-commerce store without constantly switching between platforms. The company emphasizes structured workflows, ensuring that data flows correctly and processes are automated where possible.

They also handle migrations and custom development for Shopify, helping businesses transition from other platforms or enhance their existing setup. This includes configuring Shopify to work with sales channels, marketing tools, and inventory systems so that the store can operate efficiently. Overall, their work is about creating a more connected Shopify environment that supports day-to-day business needs while keeping technical processes manageable.

Key Highlights:

• Shopify API integration with multiple systems
• Custom development for workflow automation
• ERP, CRM, and payment gateway connections
• Support for migrations from other platforms
• Integration with marketing and inventory tools

Services:

• Shopify Integration Services
• Shopify Custom Development
• Shopify Migration Services
• ERP and CRM Integration
• Payment Gateway Integration
• Inventory and Order Management Integration
• Marketing Channel Integration

Contact Information:

• Website: www.orangemantra.com
• E-mail: contact@orangemantra.com
• Facebook: www.facebook.com/OrangeMantraIndia
• Twitter: x.com/OrangeMantraggn
• LinkedIn: in.linkedin.com/company/orangemantra
• Instagram: www.instagram.com/orange_mantra
• Address: 650, Tower A, Spaze iTech Park Sohna Road, Gurgaon, Haryana
• Phone: +91-320-407-0078

 

10. The Hope Factory

The Hope Factory works on building Shopify and Shopify Plus stores with a focus on connecting them to various tools and systems that businesses rely on. Their approach includes integrating APIs for payment gateways, shipping providers, subscriptions, loyalty programs, and marketing automation, making it easier for stores to manage daily operations without juggling multiple platforms. They also handle more complex integrations, ensuring that Shopify works alongside ERP, CRM, and other systems to streamline workflows.

They support migrations from other e-commerce platforms, helping businesses move their existing data and setups into Shopify without losing critical information. Alongside technical integrations, they emphasize creating user-friendly and growth-focused experiences, which involves designing the storefront and backend in ways that support better reporting, automation, and operational efficiency. Their work aims to make Shopify stores more connected and manageable for teams of all sizes.

Key Highlights:

• API integrations for payments, shipping, and subscriptions
• Support for loyalty programs and marketing automation
• Migrations from Magento, WooCommerce, BigCommerce, and other platforms
• Complex system integrations including ERP and CRM
• Focus on operational efficiency and reporting

Services:

• Shopify & Shopify Plus Store Development
• Custom API Integrations
• Payment Gateway & Shipping Integrations
• Subscriptions & Loyalty Program Integration
• Marketing Automation Integrations
• E-commerce Platform Migrations
• UX Design & Growth Optimization

Contact Information:

• Website: thehopefactory.com
• E-mail: win@thehopefactory.com
• LinkedIn: www.linkedin.com/company/the-hope-factory
• Instagram: www.instagram.com/thehopefactory
• Address: 19 Shoobra Road Elsternwick VIC 3185
• Phone: 1300 061 513

 

11. Meetanshi

Meetanshi focuses on connecting Shopify stores with a wide range of third-party tools and services to make online store management smoother. They work with APIs for CRM, ERP, POS, payment gateways, shipping providers, and social media platforms, helping merchants automate data flow and reduce manual work. Their approach is practical, making sure the integrations they build support day-to-day operations without creating extra complexity for teams.

Beyond integrations, they also help merchants link their Shopify stores with marketing channels and accounting tools, which allows for better tracking of sales, orders, and customer interactions. They take on projects that require both standard and custom integrations, aiming to streamline business operations while keeping Shopify stores connected with the systems merchants already use.

Key Highlights:

• API integrations for CRM, ERP, POS, and payment systems
• Social media and marketing channel integrations
• Accounting tool connections for order and tax management
• Automation of order fulfillment and data flow
• Support for both standard and custom integration projects

Services:

• Shopify Payment Gateway Integration
• Shopify ERP Integration
• Shopify CRM Integration
• Shopify POS Integration
• Shopify Shipping Services Integration
• Shopify Social Media Integration
• Shopify Accounting Tools Integration
• Shopify Marketing Channels Integration

Contact Information:

• Website: meetanshi.com
• E-mail: hr@meetanshi.com
• Facebook: www.facebook.com/MeetanshiInc
• Twitter: x.com/MeetanshiInc
• LinkedIn: www.linkedin.com/company/meetanshi
• Address: Victoria Prime, 305-307, near Water Tank, Kaliyabid, Bhavnagar, Gujarat 364002
• Phone: +91 7202 997997

 

12. ZAGO

ZAGO works on connecting Shopify stores with a variety of tools and systems to make online store management more streamlined. They handle custom theme development, Shopify app integrations, and migration projects, helping merchants maintain smooth operations while keeping their stores aligned with their business needs. Their team tends to focus on practical solutions, like optimizing site speed, running conversion analyses, and ensuring that new features or themes are scalable over time.

They also offer ongoing Shopify management programs that include regular updates, development tasks, and strategy calls. By combining integration work with performance audits and user experience improvements, they aim to support merchants in keeping their stores functional and responsive, while also providing insight into how different tools interact across the Shopify ecosystem.

Key Highlights:

• Custom Shopify theme development
• Shopify app development and integrations
• Shopify migration services
• Performance optimization and Core Web Vitals assessment
• Ongoing Shopify management with strategy support

Services:

• Shopify Theme Development
• Shopify App Development & Integrations
• Shopify Migration
• Conversion Analysis and UX Audits
• PageSpeed and Performance Optimization
• Shopify Management Programs

Contact Information:

• Website: zago.agency
• E-mail: enquiries@zago.se
• Address: 559154-3003 Stockholm, 10631 Sweden
• Phone: + 46 (0) 765 94 1670

 

13. C2 Digital

At C2 Digital, we help Shopify stores work smarter, not harder. Think of us as the team that makes sure all your tools and systems actually talk to each other. From custom themes and API integrations to migration projects, we try to make the back-end side of things less of a headache and more of a well-oiled machine. We also pay close attention to user experience and site functionality - stuff like speeding up your site and smoothing out the customer journey so visitors actually stick around.

We don’t just set things up and disappear. We stick around with ongoing support and consulting, tweaking integrations and improving systems as your business grows. By combining development, integration, and performance monitoring, we help Shopify stores stay responsive and connected, while giving merchants the space to focus on running their day-to-day operations without stressing about tech issues. It’s all about practical solutions that keep things running smoothly today, and work for the long term too.

Key Highlights:

• Custom Shopify theme development
• API integration for third-party tools
• Shopify migration and setup services
• UX and site performance improvements
• Ongoing support and consulting

Services:

• Shopify Theme Development
• Shopify App and API Integrations
• Shopify Migration Services
• Site Performance Optimization
• User Experience (UX) Audits
• Shopify Support and Consulting

Contact Information:

• Website: c2-digital.com
• E-mail: hello@c2-digital.com
• Phone: 13053305981

Conclusion

Wrapping up, working with Shopify effectively often means connecting it with the right tools, systems, and workflows, and that’s where these integration companies come in. Each one brings a slightly different approach - some lean heavily on technical customization, others focus on smoothing operational processes or enhancing the customer experience - but they all share the goal of helping a Shopify store run more cohesively.

The common thread is practical support: making data flow more smoothly, keeping operations organized, and ensuring the store can scale without constant headaches. Picking a partner isn’t just about technical skills; it’s about finding a team that understands how your store works and can adapt to your specific needs. At the end of the day, these companies exist to help merchants focus on what matters most - running their business - without getting lost in the complexity of APIs and integrations.