Marc J Sandifer
Product Lead
Berlin, Germany
Languages:
German (native)
English (native)
Python (learning)

Skills
Servant Leadership | Product Strategy | Team Building |
Training & Mentoring | Agile Processes | CRO & Testing |
Cross-Functional Teams | Scrum Product Ownership | Data-Driven UX |
Experience
Jun. ’21 – current, Contorion GmbH, Berlin
Team Lead Product Management
Establishing and leading Contorion’s strategic pillar ‘E-Commerce Experience’, currently consisting of 3 cross-functional product development teams.
• Ensuring product teams’ alignment with the company strategy
• Setting product teams’ vision and strategy through a bottom-up approach
• Hiring, mentoring, and developing 4 Product Managers in charge of all customer-facing features, as well as Contorion’s product innovation efforts
• Introducing, facilitating and iteratively improving cross-departmental discovery and delivery processes
• Holding PM workshops and trainings on product management and general business topics, e.g. web analytics, business model analysis, and horizontal leadership
Nov. ’19 – May ’21, Contorion GmbH, Berlin
Senior Product Manager
In addition to the tasks and responsibilities listed under “Product Manager”:
• Onboarding, mentorship and supervision of a Product Management Trainee
• Training & mentorship of a Junior Product Manager
• Onboarding of all new Product Managers in the areas CRO, web analysis and marketing, as well as Contorion’s systems and processes
• Shaping Contorion’s frontend, UX and testing strategy
Mar. ’18 – Oct. ’19, Contorion GmbH, Berlin
Product Manager
Shaping Contorion’s customer experience as the Product Owner of an 8-12 person SCRUM team, as well as driving Contorion’s experimentation efforts.
• Continuous data-driven feature design and implementation
• Establishing a testing and data-driven UX culture within the organization
• Creating and maintaining the team’s development roadmap
• Onboarding and mentoring all Product Managers in conversion rate optimization, testing, and data-driven UX
• Identifying and solving major UX blockers, significantly improving key metrics across the funnel
• Leading stakeholder CRO teams
• Analysis and tracking of all relevant KPIs
• Implementation and maintenance of web analysis tools
Jan. ’17 – Feb. ’18, Nexon Europe GmbH, Berlin
(Lead) Product Manager
Leading a team in charge of Product Management and Operations for ‘Combat Arms’, Nexon Europe’s highest grossing product.
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Supporting Business Development and Product Sourcing
• Hiring, training and mentoring Product Management and Operations staff
• Owning all aspects of the product, from the development roadmap to monetization strategy
• Product sourcing and market research
• Supervising and coordinating Database Administration, Operations Engineering, Quality Assurance, Customer Support and Community Management
Combat Arms Interview: UI/UX Update
Oct. ’13 – Dec. ’16, Nexon Europe GmbH, Berlin / Luxembourg
Associate Product Manager
In charge of all tech-related and creative projects for ‘Combat Arms’ and ‘War Rock’, Nexon Europe’s highest grossing products.