Marc Genin - CRM & Data Quality Expert

CRM and data quality expert, Salesforce certified: 15+ years across EMEA in CRM architecture, data management, marketing automation and AI workflows. Full remote and hybrid in Europe.

Marc Genin – CV
Marc Genin
Senior CRM & Data Quality Consultant

Senior CRM & Data Quality Expert with over 15 years of experience bridging complex database architecture and business intelligence. Specialist in high-volume data consolidation — specifically focused on achieving the "One Customer ID" standard. Expert in identifying system-side bugs and designing scalable SQL-based monitoring to prevent duplicate records in multi-million entry environments. Proven ability to lead cross-functional CRM migrations, validate DMS–manufacturer interfaces, and implement automated data workflows that replace fragile manual workarounds.

Lead CRM & Data Quality Consultant
2018 – Present
MG Consulting · Berlin, Germany
  • Data Consolidation & Quality: Leading data integrity projects focused on integrating disparate legacy systems into a unified CRM hub — targeting the "One Customer ID" standard across multi-million record databases.
  • Deduplication Strategy: Implementing advanced SQL queries to identify and resolve millions of duplicate customer records, ensuring consistency across manufacturer and dealer interfaces.
  • Technical Troubleshooting: Performing manual data adjustments and interface validation between Dealer Management Systems (DMS) and manufacturer platforms, resolving system-side bugs with documented workarounds.
  • Process Optimization: Identifying weaknesses in the data process chain and proposing automated workflow solutions — reducing manual intervention and improving pipeline reliability.

Product Owner / Global CRM Specialist
2017 – 2018
ALTEN GmbH · Berlin, Germany
  • CRM Migration: Managed the technical rollout and data hygiene for Salesforce and HubSpot transitions across international teams — ensuring zero-downtime database consolidations.
  • Bug Resolution: Acted as primary escalation point for resolving system-side bugs during customer database consolidation, bridging developer and business stakeholder communication.
  • SQL & Monitoring: Utilized SQL and PowerBI to build real-time data health dashboards, ensuring high-quality migration and tracking KPIs throughout the process chain.

CRM Expert / EMEA Digital Marketing Specialist
Previous Tenure
GfK · Nuremberg / Berlin
  • Directed regional CRM activities with a focus on data accuracy and user adoption across EMEA markets.
  • Designed manual and automated support structures for retail data quality, ensuring seamless customer data flow through the manufacturer's value chain.
CRM Platforms
  • Salesforce (Certified)
  • HubSpot — Advanced
  • MS Dynamics
  • CRM Architecture Design
Databases & SQL
  • Advanced SQL (extraction & cleansing)
  • Deduplication & normalization
  • ETL pipeline design
  • Interface validation (DMS)
BI & Analytics
  • PowerBI — Expert
  • Excel (Advanced / pivot)
  • Data quality KPI dashboards
  • Real-time monitoring reporting
Automation & AI
  • AI Agents for data classification
  • Automated anomaly detection
  • Workflow automation design
  • Process chain optimization

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