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Principal Backend / Fullstack Engineer (E-commerce & Platform Integrations)

London, England, United Kingdom💼 Full-time🗓 2026-09-24 → 2026-09-25

Core

Design and lead the architecture, development, and evolution of backend and API platforms powering ecommerce, loyalty, and clienteling experiences for a skincare brand.

Role type

Principal Backend / Fullstack Engineer (E-commerce & Platform Integrations)

Builds

Scalable backend services, integration layers connecting digital products to CRM/SCV/data systems, and middleware for CMS/DAM/analytics platforms.

Domain

E-commerce, Customer 360, Digital Experience Platforms

Deliverable

production ML models | product features | infrastructure

Required skills

Node.js, TypeScript, REST/GraphQL API development, distributed systems patterns, microservices architecture, AWS/GCP (serverless, container orchestration, pub/sub), event-driven architectures, authentication/security, CI/CD, Terraform/IaC, Docker, observability (logging, metrics, tracing)

Preferred skills

Experience with ecommerce platforms (BigCommerce, Shopify, Salesforce Commerce), mentoring engineers, shaping engineering culture

Technologies

Node.js, TypeScript, New Relic, Datadog, CloudWatch, Kafka, Terraform, Docker, AWS, GCP

Responsibilities

Own backend and API architecture for ecommerce, loyalty, and clienteling platforms; Design, build, and evolve backend services; Lead integrations for global commerce (payments, fulfillment, logistics); Architect and maintain scalable APIs and middleware; Develop and own API governance and security strategies; Define and implement observability standards; Collaborate with frontend, product, and data teams; Drive DevOps and platform automation; Mentor engineers and contribute to engineering best practices

Seniority

Principal, hands-on technical leadership with strategy definition

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