Thomas Kostrewa verfügbar

Thomas Kostrewa

Product Owner, Agile Coach, Scrum Master

Profilbild von Thomas Kostrewa Product Owner, Agile Coach, Scrum Master aus Hamburg
  • 22763 Hamburg Freelancer in
  • Abschluss: European Business Administration
  • Stunden-/Tagessatz:
  • Sprachkenntnisse: deutsch (Muttersprache) | englisch (verhandlungssicher)
  • Letztes Update: 26.08.2020
Profilbild von Thomas Kostrewa Product Owner, Agile Coach, Scrum Master aus Hamburg
One Pager Project overview

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  • Advanced Certified Scrum Product Owner™ (A-CSPO)
  • Certified Scrum Product Owner® (CSPO)
  • Certified Scrum Master® (CSM) Jeff Sutherland/Henrik Kniberg 
  • Kanban Management Professional (KMP 1) 
  • Flight Levels (Klaus Leopold)
  • Agile Coaching (Jutta Bögemann / Judith Andresen)
  • 04/2019 - 08/2020

    • smava GmbH
    • 250-500 Mitarbeiter
    • Internet und Informationstechnologie
  • Product Owner
    • Conversion Optimisation of Registration Route (first entry point for user)
    • Scale up of A/B-testing infrastructure
    • Adopt and improve agile methods within the team

  • 02/2018 - 03/2019

    • Vodafone Group
    • 500-1000 Mitarbeiter
    • Internet und Informationstechnologie
  • Agile Coach
    • Supporting / coaching Commercial Business Unit in their agile transformation initiative (600 people)
    • Defining agile transformation goal and measuring agile level of maturity for various teams
    • Coaching management, product owner, scrum masters and teams
    • Challenging operative / strategic portfolio management for prioritizing new initiatives and projects

  • 01/2016 - 02/2018

    • XING SE
    • 500-1000 Mitarbeiter
    • Internet und Informationstechnologie
  • Senior Product Owner
    • Identifying high potential upsell measures within ‘my contacts’ aiming to increase premium subscription upsell rate, intensive A/B-testing before rolling out a set of low effort/high outcome restrictions (+25% premium conversion)
    • Strategy Development for “my contacts” / Developing a new vertical product ‘ProBusiness’ on top of Premium for professional networkers (market analyses, user interviews, mission/vision, MVP roadmap, rollout)
    • Applying agile methods for product development

  • 05/2014 - 09/2015

    • ING-DiBA
    • 1000-5000 Mitarbeiter
    • Banken und Finanzdienstleistungen
  • Head of Department for public website
    • Implementing agile development/agile methods (Scrum) to our website team, optimizing processes/priorizations with stakeholders
    • Coaching new product owner
    • Transformation from being a ‘maintenance team’ to ‘feature team’ with own product vision
    • Strategy Development for “banking website of the future”

  • 11/2012 - 02/2014

    • 50-250 Mitarbeiter
    • Sonstiges
  • Chief Product Owner
    • Agile transformation for team of 4 product owners
    • Initiating and leading new infrastructural setup
    • Creating new product vision with the potential to drastically increase conversion rate
    • Developing new prioritization framework ‘flower matrix’ to satisfy needs of around 150 stakeholders (approval from TUI board)

  • 01/2010 - 09/2011

    • Air Berlin PLC & Co. Luftverkehrs KG
    • 1000-5000 Mitarbeiter
    • Transport und Logistik
  • Head of Marketing, Deputy Head of E-Commerce
    • Optimizing processes and collaboration for a team of 20 developers/managers to give more flexibility and room for innovation
    • Optimizing marketing spendings (budget: 6m Euro) by intensive testing and changing to performance deals
    • Reducing cost-per-order for display by 60%, creating new SEO pages (5-digit turnover per month), continuous SEA campaign optimization “make testing and developing hypothesis sexy again”
    • Creating cash-cow products like seat reservation with medium effort/max outcome ratio
    • Developing iPhone App with more than 2 million downloads

  • 01/2007 - 12/2009

    • SinnerSchrader Deutschland GmbH
    • 250-500 Mitarbeiter
    • Internet und Informationstechnologie
  • Senior Product Manager
    • Leading team of 10 developers for biggest client of SinnerSchrader (budget: 1m Euro)
    • Initializing and leading relaunch for aiming to ‘emotionalize’ the brand instead of being ’no frills’
    • Driving inderdisciplinary collaboration with UX, business strategy, analyses, IT
    • TUIfly relaunch became one of SinnerSchraders light house projects