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Senior Backend Engineer

Belfast, Northern Ireland💼 Full-time🗓 2026-05-26 → 2026-08-07

Core

Building and maintaining server-side systems, APIs, integrations, and data pipelines for high-traffic digital commerce platforms.

Role type

Senior Backend Engineer (Node.js/TypeScript)

Builds

Scalable Node.js backend services, APIs, and event-driven pipelines for multi-market commerce operations.

Domain

Digital Commerce / Retail Technology

Deliverable

production ML models | product features | infrastructure

Required skills

Node.js, TypeScript, RESTful APIs, GraphQL, Microservices, Event-driven architecture, PostgreSQL, MongoDB, Redis, CI/CD, Cloud platforms (AWS/Azure/GCP)

Preferred skills

MACH architecture, Headless CMS/Commerce tooling (Contentful, Commercetools, Algolia), Agency/Consultancy environment experience

Technologies

Node.js, TypeScript, PostgreSQL, MongoDB, Redis, AWS, Azure, GCP, REST, GraphQL

Responsibilities

Designing and building scalable Node.js backend services and APIs; Integrating with headless commerce platforms and third-party data providers; Building and maintaining event-driven pipelines; Working closely with frontend, architecture, and DevOps teams; Contributing to technical design, code review, and engineering standards; Supporting cloud infrastructure decisions.

Seniority

Senior, hands-on IC

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