Remote Senior Full-Stack Dev - Commerce APIs

McFadyen Digital

Vienna (VA)

On-site

USD 145,000 - 170,000

Full time

14 days+

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Job summary

McFadyen Digital is seeking a Senior Full-Stack Developer with a strong backend focus for a 3–4 month remote engagement. You’ll design and build composable commerce services on commercetools and enable Mirakl dropship flows, integrating buyer and seller experiences in a headless setup.

The role is hands‑on, with API design, production-grade code, and optional frontend contributions in React/Node. Start is September 2026, remote across US/LATAM/Canada with overlap in US business hours.

Qualifications

6+ years of professional software engineering with a backend focus in production eCommerce.
Hands-on experience with commercetools APIs, extensions, subscriptions and headless patterns.
Experience implementing Mirakl dropship model: seller/catalog/offer ingestion and order workflows.
Strong integration skills: REST, GraphQL, webhooks, event-driven architecture.
Frontend capability (React/TypeScript/JavaScript) to contribute UI when needed.

Responsibilities

Design, build, and maintain scalable backend services and APIs powering catalog, cart, checkout, and order flows.
Configure Mirakl dropship capabilities and integrate with commercetools and downstream systems.
Develop robust integrations between commercetools, Mirakl, and third‑party systems.
Deliver production‑ready code with tests, error handling, logging, and docs.
Collaborate with architects and frontend engineers to translate requirements into solutions.