Senior Software Developer (Shopify Developer w/ GraphQL) - #35134

**Company Profile:** Our client is a UK-based technology company operating in the post-purchase commerce and logistics space, focused on improving the customer experience from order confirmation through shipment tracking, delivery, and returns. Their platform supports Shopify and other e-commerce merchants in managing cross-border fulfillment, carrier integrations, and returns through a unified system. Their global team spans multiple regions, with the software engineering function headquartered in Cape Town, South Africa. Due to their continued success, they are looking to expand their team in the Philippines and seeking a passionate, skilful, self-motivated, and collaborative Senior Software Developer to join their team. This is an incredible career opportunity for someone seeking growth and skill enhancement through exposure to a highly diversified and collaborative team. **Duties & Responsibilities:** • Extreme Product Ownership: Take complete end-to-end ownership of major product features. Design, build, test, ship, and iterate on them with zero handholding • Product-Facing AI Innovation: Actively research, suggest, and implement cutting-edge AI developments (such as predictive shipping insights, smart LLM integrations, or automated messaging) to level up our product offerings. • High-Velocity Feature Delivery: Architect, write, and deploy production-ready backend services and frontend experiences quickly and cleanly • AI-Accelerated Engineering: Seamlessly integrate Claude Code into your local development and CLI workflows to write tests, refactor, and build features at double the speed of traditional development • Shopify App Development: Own the lifecycle of public Shopify Apps, utilising App Bridge, Polaris, OAuth, webhooks, and complex Shopify APIs • Rapid Carrier Integrations: Build, deploy, and optimise high-throughput integrations connecting retailers, global carriers, 3PL platforms (such as Mintsoft), and third-party utility tools (such as SendGrid). You must be able to hook into carrier APIs quickly and efficiently, carrying a strong bias for execution to establish connections rapidly and without friction • Cloud Infrastructure & Scale: Leverage AWS serverless infrastructure (Lambda, SQS, SNS, S3, CloudFront) to process enterprise-level order and tracking events reliably Our Stack & Tooling Languages: Node.js, TypeScript, React, Svelte, YAML (for CI/CD pipelines & automation) AI-Assisted Development: Claude Code (fully integrated into our daily workflow for high-velocity delivery) • Front-End Frameworks & UI: Next.js, Shopify Polaris (App Bridge) Back-End & Databases: Express.js, MongoDB Hosting, Cloud & Infrastructure: AWS (S3, SNS, SQS, Lambda, CloudFront), Vercel Integrations & Tooling: Shopify APIs (GraphQL), Mintsoft WMS, SendGrid, Bitbucket Pipelines (CI/CD) • Excellent English language skills, fluent in both written and oral forms • Bachelor's degree in Computer Science, Engineering, Mathematics, or a related field. Advanced degrees or relevant certifications are a plus. • Shipped Technical Experience & Shopify Mastery (Essential) • Production-Grade Shopify Experience: Extensive, hands-on experience building and shipping software against Shopify APIs (specifically GraphQL) in a live, commercial setting • Shopify App Store Track Record: Ideally, you have experience building and deploying public apps on the Shopify App Store and are familiar with the app submission and review process, rather than working solely on private, single-merchant apps. • Modern JavaScript Ecosystem: Deep proficiency in TypeScript, Node.js, Express.js, and MongoDB. • Modern Front-End Skills: Production experience with React and Svelte, along with UI frameworks like Shopify Polaris **Logistics & Operations Expertise (Essential**) • Operational Data Flows: A clear, practical understanding of e-commerce logistics. You must know how order, shipment, and inventory data flows between ERPs, WMS’, and storefronts • WMS Integration: Direct…