Sergei Zenin

Experience

• 

  MediaMarktSaturn

  May 2009 - Sept 2011

  IT Support Specialist

  IT support responsibilities for Hardware and Software infrastructure. From the store opening - till transfer to Media-Saturn Holding (Ingolstadt).- Successful store opening preparation of the IT hardware setup.- Established several processes that allowed to cut IT maintenance costs 2-3 times.- One of the few stores that implemented satellite backup channel and made it working. - End-2-end organisation and coordination of various third party contractors to achieve different IT and marketing projects (e.g. installation of visual tracking solution in the store, InstoreTV implementation and so on.) Show less

• 

  MediaMarktSaturn

  Feb 2014 - Sept 2019

  Consulting country stakeholders in 13 fully owned subsidiaries across Europe on the best practices of the Internal Search maintenance.Managing rollout for big integrative projects with lots of cross-functional\cross-department dependencies.Providing knowledge sharing between local stakeholders.- successful rollout of the Microservice based webshop elements - search result page loading speed doubled comapred to the old version of the page.- established new model of the stakeholder communication with stakeholders in teh national subsidiaries for knowledge sharing about the new rolled out features. this framework was then acquired and introduced in all other "Domains"- created framework for a new distributed documentation of the microservice based webshop platform.- effective defect handling for teh complete rollout process including cross-department dependencies. Collaborative root-cause research and fix priorisation.- Stability of the newly developed solution proved to be a success even during the peak times of Black Friday and Christmas sales.- Effective usage of automated testing enabled continuous "defect free" deployments.Consultant role for "platform rollout": standard platform is to be rolled out in the 3 new contries in teh next year.- effective supported business clarification with stakeholders in 3 new countries => reached agreement on the MVP scope, timelines and Business relevant requirements for the technological switch to the corporate standard platform away from the local custom solution. Show less One of the 3 lead participants in the organisational and technological transition for the omni-channel organisation. Webshop platform development was switched into "customer domains" organisation doing microservices development instead of a single codebase monolith. Successful PoC of the new collaboration model served later as a blueprint for the holding-wide "digital transformation"- successful switch to a new collaboration with stakeholders - helped to avoid discussion overhead and focus on implementation of a business relevant elements. Switch of a mindset into an "Agile\MVP\Lean" development approach.- definition of an MVP scope for transition to a new technological approach and creation fo a roadmap.- defined and drove through end-2-end the ABtest for the new technological solution vs the old one in all the national webshops.- successful "just in time" delivery of the first components of the microservice platform and rollout to productive environment within the initial deadlines - opened way for further transition and switching from Pilot to platform-wide transition.- effectively solved a number of "cross-department responsibilities" problems in the run of MVP rollout- established new collaboration models for a "Domain" organisation.- successfull rollout of a new Full-responsive version of a Search Result page on a new technological basis - loading speed doubled compared to teh previous solution. Show less Product Owner for the webshop platform Internal Search function. Coordination and knowledge sharing on search maintenance between 10 national subsidiaries. Business requirements priorisation and roadmap definition for features implementation. Internal search engine helps to generate 25 to 60 percent of the turnover for the whole webshop platform wide (depending on seasonality)Support, maintenance and knowledge sharing about real-time recommendation engine embedded as part of the webshop platform. Integration and support of White Label Shops in to the national webshops.- triggered strategically important project for product data quality improvement by introducing the data processing tool in all the countries. This tool then became a basis for a standard product data processing for several million SKU and integrated within corporate product information management software. - better product data enables more accurate facets- facet users convert at least twice better and the average basket value is at least 30% higher- successful (e-2-e) implementation of a extended auto-complete element - the most used and one of the best converting part of the webshop (from concept-to final rollout in all countries)- successful rollout of a custom (multi-wave) basket reactivation feature in 3 pilot countries (up to 12% conversion rate)- integration of product variation feature onto product pages to decrease bounce rate and shorten customer journey- integrated Internal Search engine to Enable Robot assistant for Saturn Ingolstadt store- organised and co-ordinated several meetshops of national search maintenance specialists with multiple positive outcomes:=> increased awareness of the standard Internal Search Engine features and best practice how to use those (expertise multiplication)=> identified worst and best practice examples for Search Engine maintenance to increase conversion and usability=> implemented best practice for Search Usage analytics Show less CRM department working student. Assisted for evaluation, Pilot PoC, and further integration of a new Email Service Provider for a webshop platform serving 10 national subsidiaries (sendout of over 400 mln emails per year)- Created of an evaluation matrix for weighted scoring of 6 short-list candidates based on 400 parameters in different dimensions (technological, legal, financial, etc)- Created 5-year basic business model for costs-estimation purpose.- Effective transfer and conversion of the existing client database (over 1,5 mln entries) to the new provider: no data lost, better user clustering.- Successful Proof of Concept implementation- organised and co-ordinated workshops\trainings for marketing specialists in the Pilot national subsidiaries (Germany and Netherlands)- Generated technical requirements for service integration as part of the standard platform.4 Years later solution is still actively used as one of the main e-commerce instruments. Enable better clustering of customers for a more targetted, multi-wave, event-driven communication. Show less

  • Product Owner (Internal search engine)

    Aug 2017 - Sept 2019

  • Senior Specialist

    Mar 2017 - Jul 2017

  • Consumer Web Specialist (Product Owner: Search)

    Feb 2015 - Feb 2017

  • Werkstudent, Customer Relationships Management

    Feb 2014 - Feb 2015
• 

  SHL Telemedicine

  Oct 2019 - Jun 2020

  Information Technology Project Manager

  • MVP definition• Business value proposition• Concept for an App and underlying backend platform• Make\buy assessment• Business processes digitalization

• 

  InstaMotion Retail GmbH

  Dec 2020 - Feb 2022

  Product Owner

  Backend Systems & Salesforce- created 2 scrum teams for backend and Salesforce development and established an appropriate SCRUM process for business-2-tech communication- Replaced Legacy (single code- monolith) system with a new, (micro)service based one.- User access management (UAM) POC integration for backend systems (AWS Cognito)- Implementation of image processing pipeline - combination of external service provider and in-house computer vision & Machine Learning techniques.- Improvement of assortment search&discovery user experience, integration of Guided Search tools (e.g. Neocom sales provider; usage of Image Gallery Quality Score as qualifying factor)- Groundwork done for Atomic Design setup (as basis for Unified Design system) - integrated storybook and a set of basic visual elements to the backend architecture. Show less

• 

  CARIAD

  Mar 2022 - now

  Senior Product Owner