Johannes Ostertag

Product Owner

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Pörnbach, Germany

Experience

Sep 2024 - Present
1 year 5 months
Berlin, Germany

Product Owner

Bundesdruckerei GmbH

  • Gathering functional requirements from legally binding sources based on market trends and established solutions
  • Capturing customer requests and formal customer requirements
  • Creating initial documentation for system development
  • Collaborating with the overall system architect regarding the potential solution space
  • Working in an agile development team and with project management on methodology and customer interfaces
  • Conceptually breaking down requirements into generic and specific parts as input for the specialist departments
  • Developing requirements and implementation concepts with lawyers and data protection officers
  • Providing technical leadership to an English-speaking, cross-functional development team within a large project of over 100 people and multiple agile Scrum teams
  • Successfully and timely implementing the 'Visa for Family Reunification' application flow in the foreign portal
  • Enhancing the visa navigator to quickly and easily determine the correct visa for applicants
  • Using agile methods with elements from SAFe and LeSS
  • Identifying and evaluating requirements with stakeholders, including change requests and feedback from foreign missions and end users
  • Recording, documenting, and consolidating requirements in Jira and Confluence
  • Analyzing technical and functional requirements, reviewing bugs, and translating them into epics and user stories with clear acceptance criteria
  • Continuous backlog refinement and prioritization of product backlog items
  • Mediating between stakeholders' different interests and the development team's capabilities
  • Facilitating workshops and meetings for consensus building and conflict resolution
  • Participating in and facilitating Scrum of Scrums
  • Closely coordinating with architects, UI/UX experts, and business analysts
  • Continuously removing barriers in compliance with BITV and conducting recurring audits
  • Approving implemented user stories and epics with the development team
  • Joint roadmap planning with the client for the next 4 quarters
  • Creating and using initiatives in JIRA
  • Aligning release planning with test and release managers
  • Regularly presenting sprint results to stakeholders
  • Configuring complex Jira and Kanban workflows
  • Acting as the main point of contact for stakeholders on content-related questions
  • Identifying and assessing project risks and ongoing monitoring
May 2021 - May 2024
3 years 1 month
Berlin, Germany

Product Owner

Bundesdruckerei GmbH

  • Building and further developing the data trustee platform 'CenTrust' for privacy-compliant linking and pseudonymization of health data
  • Migrating a monolithic application to a microservice architecture
  • Implementing several client projects, including digital vaccine coverage monitoring for COVID-19 vaccination
  • Analyzing and aligning requirements with stakeholders
  • Assessing the technical and economic feasibility of project requirements
  • Defining and prioritizing new requirements and system optimizations
  • Collecting, documenting, and consolidating requirements in Jira and Confluence
  • Translating requirements into user stories and acceptance criteria
  • Coordinating with the business unit, portfolio managers, and software and system architects
  • Serving as the interface between upper management and operational project teams
  • Acting as the single point of contact (SPOC) for stakeholder communication
  • Ensuring customer satisfaction through quality control and feedback
  • Creating clear documentation for different target groups
  • Approving implemented features and assembling product increments into releases
Nov 2020 - Apr 2021
6 months
Creußen, Germany

Product Owner

GO-ITC GmbH

  • Developing the concept for technical implementation in close consultation with the software architect and customer
  • Creating project documentation to secure and track all project-relevant information
  • Translating requirements into user stories and acceptance criteria as input for the agile development team
Jan 2019 - Oct 2020
1 year 10 months
Munich, Germany

Technical Business Analyst

Cognizant Technology Solutions GmbH

  • Analyzing and designing solutions for technical business requirements in Telefónica Germany's prepaid segment
  • Coordinating and ensuring successful implementation in collaboration with an agile team
May 2016 - Dec 2018
2 years 8 months
Ingolstadt, Germany

Business Process Architect / Scrum Master

Media-Saturn IT Services GmbH

  • Analyzing and designing European-wide payment processes
  • Designing enterprise-wide business processes
  • Integrating additional payment service providers and implementing omnichannel interfaces
  • Coaching the Scrum team and stakeholders
  • Conducting and facilitating Scrum ceremonies
  • Resolving impediments
  • Coordinating with Scrum Masters in a community of practice
Mar 2014 - Apr 2016
2 years 2 months
Munich, Germany

Project Manager / Product Owner

SSP Europe GmbH (now DRACOON GmbH)

  • Designing and planning custom software projects according to client requirements
  • Planning and coordinating the technical implementation, including analyzing and evaluating client requirements
  • Leading and managing various customer projects across different target platforms
  • Monitoring timelines and budgets
  • Collaborating with dedicated development teams in Europe
  • Ensuring product quality and compliance with software licenses through regular quality checks
Mar 2013 - Feb 2014
1 year
Regensburg, Germany

Service Manager

SSP Europe GmbH (now DRACOON GmbH)

  • Cross-department communication and coordination
  • Managing key partners and clients within the corporate environment
  • Presenting the Business Cloud storage as an on-premises or OEM/white-label solution
  • Integrating and configuring the Business Cloud storage for partners and clients
  • Training support staff and infrastructure administrators for OEM/white-label solutions
Mar 2012 - Feb 2013
1 year
Regensburg, Germany

Scrum Master / Application Developer

SSP Europe GmbH (now DRACOON GmbH)

  • Introducing Scrum within the company
  • Leading the Scrum teams
  • Designing, developing, implementing, and documenting complex web applications
  • Specifying, coordinating, testing, and implementing web services for automatic provisioning of new customer accounts
  • Creating technical documentation and visualizing process flows according to ISO 27001
May 2011 - Sep 2011
5 months
Regensburg, Germany

Diploma Thesis Student

E.ON Metering GmbH

  • Creating a threat analysis for the Smart Grid
  • Developing a simulator in C# to analyze dynamic electricity prices
Feb 2010 - Aug 2010
7 months
Mountain View, United States

Agile Software Tester

Avid Technology, Inc

  • Investigating and documenting software bugs
  • Reviewing subsequent bug fixes
  • Pre-check-in evaluations of software modules or builds
  • Publishing test reports with detailed reviews of studio features
  • Communicating with QA team members and developers in the USA, Munich, and Kyiv
Jul 2006 - Dec 2006
6 months
Regensburg, Germany

Working Student

Reinecke Expertensystem GmbH

  • Evaluation and integration of an open source groupware solution

Languages

German
Native
English
Advanced

Education

Oct 2007 - Sep 2011

Hochschule Regensburg

Diploma in Computer Science (FH) · Computer Science · Regensburg, Germany

Oct 2004 - Sep 2007

Hochschule Regensburg

Technical Computer Science · Regensburg, Germany

May 2003 - May 2003

Gymnasium Kreuzheide

General higher education entrance qualification · Wolfsburg, Germany

Certifications & licenses

Professional Scrum Product Owner

Scrum.org

Professional Scrum Master

Scrum.org

Trainer certificate (AdA certificate according to AEVO)

IHK Regensburg

ISMS - ISO/IEC 27001 Lead Auditor

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