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Thomas Gueniffey

Head of E-commerce @De Gruyter Brill

Amsterdam, NL
MOBILE NUMBERS
+91 *********19

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WORK HISTORY

Jan 2025 — Present

Head of E-commerce @De Gruyter Brill

Leiden, NL

Own end-to-end eCommerce promotions, from planning and execution to performance analysis, driving promotional revenue,+15% conversion uplift, and higher average order value during campaigns.Connect marketing, growth, tech, and UX teams to deliver coordinated, data-informed campaigns, improving time-to-launch, execution quality, and overall customer experience.Optimise performance using analytics and KPIs (GA, BI, CRM) to refine pricing, discounting, and promotional strategies, increasing conversion rates, repeat purchases, and ROI.

EDUCATION

2011 — 2012

IAE de Poitiers

Master 1, Intelligence économique et communication stratégique

2010 — 2011

IAE de Poitiers

Licence, Communication des entreprises

2008 — 2010

Université de Poitiers

DUT Techniques de commercialisation, Marketing

2012 — 2013

ISCOM

Master 2, Marques et management de l'innovation

SKILLS

Communication D'entrepriseNewslettersÉtude De MarchéAdvertisingRelations PubliquesDigital MarketingConsulting StratégiqueRelations MédiaBusiness-to-Business (Btob)IndesignMarketing En LigneCorporate CommunicationsSocial MediaCommunication InterneCommunication StratégiqueConception RédactionStrategyE-CommerceMicrosoft PowerpointMarketing StrategyPublic RelationsPlanification D’évènementsRecrutementGestion D’équipeSocial Media MarketingOptimisation Des Moteurs De Recherche (Omr)AnglaisGraphismeMarketingAdobe IllustratorGestion D'évènementStratégie CommercialeManagementFrançaisCommuniqué De PresseMicrosoft OfficePublicitéProject ManagementFacebookGestion De Projet

ABOUT THOMAS GUENIFFEY

Hello! I’m Thomas, a seasoned digital marketing strategist with over a decade of experience in creating impactful marketing campaigns and driving brand growth. Currently serving as Integration Platform Manager at De Gruyter Brill, I develop and execute comprehensive strategies that align with organizational goals and enhance digital marketing effectiveness.My career journey has equipped me with a robust understanding of data-driven marketing, platform integration, and cross-functional team leadership. From leading successful web marketing initiatives to optimizing digital presence and implementing innovative solutions, I have consistently delivered results that elevate brand engagement and business performance.Passionate about leveraging analytics and creativity to craft compelling marketing strategies, I am committed to staying at the forefront of digital trends and innovations. My approach integrates technical expertise with strategic vision to drive successful outcomes in dynamic environments.

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