Commerce & E-Commerce Systems
End-to-end commerce development and scaling. From bespoke Shopify Plus storefronts to complex multi-vendor marketplaces, checkout optimizations, and fulfillment integrations.
We engineer high-converting storefronts, customized checkouts, and automated backend fulfillment pipelines designed to boost sales conversions and streamline operations for high-growth brands. From bespoke Shopify Plus configurations and Liquid code customization to custom headless commerce engines, we eliminate cart abandonment and speed up catalog pages. Our developers write secure backend sync integrations linking storefronts with global marketplaces, enterprise ERPs, and shipping gateways. This automates inventory updates and routes orders to warehouse teams instantly, maximizing checkout completions and growing average order values.
Commerce & E-Commerce Systems Services
End-to-end engineering solutions to build, scale and modernize digital systems that drive real business outcomes.
Shopify & Shopify Plus
Custom theme development, Liquid engineering, Hydrogen headless commerce, and app customizations built specifically for high-growth brands.
Commerce Platforms
Custom online stores, multi-vendor marketplaces, and headless commerce engines tailored for complex catalog setups.
Commerce Operations
Streamlining inventory management, automated order processing, multi-warehouse sync, and automated ERP integrations.
Payments & Logistics
Integrating global payment gateways, buy-now-pay-later (BNPL), multi-currency support, tax automation, and shipping carriers.
Commerce Optimization
Deep conversion rate optimization (CRO), checkout friction reduction, mobile UX enhancements, and speed optimization.
Target Metrics.
We don't just write code; we drive commercial results. Here are the outcomes we lock in for our client partners.
Higher Sales Rates
Frictionless checkout paths and optimized product discovery routes.
Automated Fulfillment
Bidirectional ERP/3PL integrations syncing inventory and tracking code in real time.
Headless Agility
Independent storefronts giving marketing teams speed and layout freedom.
Target Sectors
We customize our integrations, workflows, and frontend frameworks to meet the specific requirements of these key verticals.
Execution Process.
Commerce Audit
Analyzing conversion drop-offs, page load speeds, catalog structure, and checkout leaks.
UX/UI Blueprint
Designing intuitive, mobile-first shopping experiences engineered for high AOV.
Custom Development
Building pixel-perfect storefronts, custom sections, liquid code, and backend system hooks.
Launch & CRO
Deploying storefronts with rigorous QA, performance monitoring, and ongoing CRO sprints.
Featured Projects




Operational
Approach.
Successful e-commerce operations require more than a functional template; they demand an optimized storefront designed to maximize conversion rates and automate backend processes. At Two7Square, our commerce development services focus on eliminating cart abandonment bottlenecks and building custom checkouts. We customize themes, write Liquid blocks, and build headless storefronts using fast content delivery networks (CDNs). This ensures that catalog pages load instantly and checkout flows remain smooth. By integrating express checkout options (Apple Pay, Google Pay, UPI payments) and localized currencies, we optimize checkout completions and average order values (AOV). Our custom cart scripts automate discounts, support bundle deals, and calculate taxes based on buyer coordinates, creating a smooth transaction path. We audit user session heatmaps and checkout drop-off areas to continually remove digital friction. Scaling a digital storefront requires a solid database foundation, and we specialize in building fast e-commerce databases that handle heavy traffic without database query slow downs.
Efficient e-commerce relies heavily on automated backend sync pipelines. We connect storefront catalogs, stock counts, and order logs with global marketplaces (Amazon Seller Central, Walmart) and local channels, eliminating manual data entry. Our developers integrate e-commerce engines with ERP databases and warehouse inventory management tools (like NetSuite or custom solutions). This ensures orders are routed to warehouses and shipping tracking codes are generated automatically in real time. We build custom private Shopify and WooCommerce applications to extend operational features, automate customer tagging, and configure subscription or loyalty logic. We prioritize customer database security, utilizing secure tokenized gateways and SSL certificates to protect transactional records. By following PCI compliance rules, we ensure that your global commerce operations remain secure. Hire our commerce engineering specialists to design high-performance, edge-cached web stores that convert organic traffic and streamline backend fulfillment loops.
Technology Stack
Common
Questions.
Have queries about timelines, integrations, hosting, budgets or security? Here are quick answers to our most common questions.