Marc J Sandifer

Senior Product Manager

Berlin, Germany


Languages:
German (native)
English (native)
Python (learning)


Skills

Servant LeadershipProduct OwnershipWeb Analytics

Training & Mentoring

Data-Driven UX

APIs & EDIs

Cross-functional Teams

CRO & Testing

Agile Processes

Experience

Jun. ’21 – current, Contorion GmbH, Berlin

 

Team Lead Product Management


Nov. ’19 – May ’21, Contorion GmbH, Berlin

 

Senior Product Manager

In addition to the tasks and responsibilities listed under “Product Manager”:

Onboarding & Training
‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
● Onboarding, training and supervision of a Product Management Trainee (1-year program)
● 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

Product Manager and Product Owner in charge of large-scale ecommerce development projects.
&
Establishing and solidifying Contorion’s CRO, data-driven UX and AB testing efforts.

Product Ownership
‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
● Product Owner of an 8 – 12 person Scrum team
● Taking features from concept to release, including AB testing and user research
● Creating and maintaining the team’s development roadmap
● Sprint planning and monitoring in a Scrum environment
● Continuous data-driven feature design and implementation

Conversion Rate Optimization
‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
● Establishing testing and data-driven UX culture
● 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

EDI Management & KPI Tracking
‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
● Integrating new merchants with contorion’s EDI system
● Handling all relevant merchant communication
● Assisting other departments with KPI tracking and AB testing


Jan. ’17 – Feb. ’18, Nexon Europe GmbH, Berlin

(Lead) Product Manager

Lead Product Owner of ‘Combat Arms’, Nexon Europe’s highest grossing product.
&
Managing a team in charge of Product Operations.

Main Responsibilities
‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
● Management of a product operations team
● Onboarding, training, supervision and mentorship of all team members
● Development Roadmap
● Monetization
● Event Planning
● Content Planning
● Product Sourcing and Market Research

Supervision and Coordination
‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
● Database Administration
● Operations Engineering
● QA
● Marketing
● Customer Support
● Community Management

Combat Arms Interview: UI/UX Update


Oct. ’13 – Dec. ’16, Nexon Europe GmbH, Berlin/LU

Associate Product Manager

In charge of all tech-related and creative projects for ‘Combat Arms’ and ‘War Rock’, Nexon Europe’s highest grossing products.

Main Responsibilities
‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
● Build Management
● QA Coordination
● Marketing Coordination
● Game Security
● Onboarding and Training

Supervision and Coordination
‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
● Database Administration
● Operations Engineering
● QA
● Customer Support
● Community Management

Assistance / Support
‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
● Monetization
● Content Planning
● Event Planning

Combat Arms Player Meeting 2015