About this role
Our client is an international B2B organisation undertaking a major digital transformation. The group is prioritising the implementation of a new Shopify Plus B2B eCommerce platform as its highest-urgency, customer-facing initiative. The project covers a highly complex international storefront with approximately 60,000 SKUs , up to 500 variants, complex pricing structures and localisation requirements across 31 markets. Jobomschrijving As a Freelance Client Project Manager/Lead your responsibilities are: Own the integrator delivery plan, sprint cadence and release roadmap ; Translate the Product Owner's backlog into clear delivery plans and commitments ; Manage the systems integrator relationship, delivery progress and escalations ; Coordinate key eCommerce domains including catalogue, pricing, checkout, payments, accounts and loyalty ; Drive the customer registration and VAT validation flow, including Shopify Flow, VIES and ERP synchronisation ; Manage RAID , risks and dependencies across PIM, DAM, CRM, Marketing and ERP workstreams ; Own the 31-market go-live sequence, including localisation of language, currency, VAT, payments, shipping and returns ; Coordinate UAT, test environments, defect triage and business sign-off ; A successful Freelance Client Project Manager/Lead should have: 8+ years' experience leading complex digital / eCommerce platform deliveries at senior PM or Principal level, ideally in Shopify Plus B2B ; Proven track record managing systems integrators , sprint planning , release governance and delivery escalations ; Strong working knowledge of Shopify Plus B2B , including Companies, Company Locations, Contacts, Price Lists and Shopify Flow ; Solid understanding of B2B eCommerce , including complex pricing, VAT/tax, credit limits, quotes, returns and loyalty ; Strong stakeholder management skills, with experience coordinating UAT, defect triage and business sign-off ; Fluent English required; French is a plus ;