Back-end Developer

Summary

Backend Developer

Essential Duties And Responsibilities

Backend Platform Development & Integrations

• Design, develop, and maintain backend services supporting Shopify and related commerce systems.
• Build and maintain integrations between Shopify and enterprise systems such as ERP, OMS, CRM, marketing automation platforms, payment gateways, and logistics providers.
• Develop and manage APIs, middleware services, and event-driven workflows to ensure reliable data exchange across systems.
• Ensure system scalability, performance, and reliability across global markets and high-traffic campaign periods.

Promotion Logic & Commerce Functionality

• Implement backend logic supporting promotions, bundles, discount engines, Gift With Purchase (GWP), and custom campaign mechanics.
• Develop Shopify Functions, Scripts, or middleware-based logic supporting advanced promotional eligibility and pricing workflows.
• Support backend configurations for regional promotions, multi-market pricing, and checkout customization features.
• Collaborate with front-end teams to ensure seamless integration between UI merchandising components and backend logic.

Data, Performance & Reliability

• Monitor system performance, identify bottlenecks, and implement performance optimizations across integrations and backend services.
• Implement logging, monitoring, and alerting processes to ensure system reliability and rapid issue resolution.
• Ensure data accuracy and consistency across transactional systems, customer platforms, and reporting pipelines.
• Support high-availability architecture for major campaign and peak traffic periods.

Project Delivery & Execution Ownership

• Translate technical requirements into backend architecture and implementation plans.
• Estimate development effort and manage assigned delivery tasks through sprint cycles from design through deployment.
• Proactively identify technical risks, system dependencies, and integration challenges, proposing scalable solutions.
• Participate in release planning, deployment validation, and post-release monitoring.

Launch QA, Integration Validation & Release Readiness

• Conduct comprehensive backend QA validation for all releases, integrations, and promotional logic prior to deployment.
• Validate promotion logic, pricing rules, discount eligibility, GWP mechanics, and checkout workflows to ensure accuracy across markets and customer segments.
• Support end-to-end UAT testing across integrations including ERP, OMS, CRM, payment providers, fulfillment systems, and marketing platforms.
• Monitor production deployments and campaign launches, ensuring system stability and rapid resolution of integration or data-flow issues.
• Maintain automated or manual release readiness validation processes for high-traffic campaigns, product launches, and seasonal activations.
• Develop and maintain integration testing frameworks, regression testing protocols, and monitoring alerts to reduce launch risk and ensure data accuracy.

Cross-Functional Collaboration

• Work closely with Product, Front-End Engineering, Analytics, Marketing, and Integration teams to deliver end-to-end commerce initiatives.
• Collaborate with solution architects, vendors, and agency partners to ensure integration alignment and delivery quality.
• Provide technical documentation and architectural guidance supporting internal teams and future scalability.