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Marilyn T.MT

Marilyn T.

Senior Product Owner

€670/day
Cachan, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Marilyn

Product Owner / AMOA with 10 years of experience, I work on digital transformation and business application redesign projects within large companies (GRDF, CNSA, Eiffage, ICADE).

I support teams in defining needs, structuring product roadmaps, and managing delivery, ensuring alignment between business, technical, and user requirements.

I have worked in complex environments (GDI, HR, finance), with significant exposure to financial management, planning, optimization, and intervention management issues.

My expertise:
- Product Management: roadmap, backlog, user stories
- Project Management: planning, coordination, delivery, functional specifications
- Agile: Scrum, SAFe, ceremony facilitation
Testing, deployment, RUN
- Change management and training

What I bring:
- Effective project structuring
- Clear and prioritized product vision
- Streamlined communication between business and IT
- Continuous improvement of project-related processes
- Enhanced user journeys

I am available for assignments in Product Ownership, Project Management, or Digital Transformation, in Agile or Waterfall/Hybrid environments.
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • Klee Group
    Product Owner/Business Analyst
    PUBLIC SECTOR
    October 2025 - Today (10 months)
    Participation in the modernization of the APA information system for CNSA, focusing on the financial management module (payments, billing, aid tracking) in a complex and regulated environment.

    My main responsibilities:
    • Prioritization of business needs before each Sprint
    • Gathering and analyzing business needs (workshops, scoping)
    • Writing detailed functional specifications (SFD)
    • Formalizing complex business rules (calculations, controls, payments)
    • Designing user journeys
    • Agile Management: backlog, writing user stories, Scrum ceremonies
    • Functional testing and defect tracking
    Environment: Jira, Confluence, Squash, Figma, REST API, Microservices

    Methods: Agile Scrum, Incremental Delivery, Business/Technical Coordination
    Public Sector Atlassian JIRA Finance Payment Methods Content Design
  • GRDF
    Business Analyst - Mobility / Web
    ENERGY AND UTILITIES
    January 2025 - June 2025 (5 months)
    Saint-Denis, France
    As part of the redesign project for the intervention management information system (network, maintenance, customer service), I held the role of Business Analyst in a Field Service Management environment based on a microservices architecture. I wrote the general (SFG) and detailed (SFD) functional specifications related to field technician workflows, as part of implementing a CRM FSM like Microsoft Dynamics 365 Field Service. I led functional design workshops with business stakeholders and IT, defined business rules, identified interactions with REST APIs and inter-application flows, and contributed to the estimation of user stories with tech leads. I also structured the functional backlog, using JIRA and Confluence, and participated in all Scrum ceremonies. Tools /

    Environment: JIRA, Confluence, Figma Mockups, REST API, microservices, FSM CRM.

    Method: Scrum (Agile), service-oriented design, collaborative functional documentation, user journeys.
    Estimation Figma UI PSPO I Jira/Confluence Functional Specifications
  • GRDF
    PO for Mobility Application for Customer Interventions (OMNI)
    ENERGY AND UTILITIES
    January 2022 - January 2025 (3 years)
    Saint-Denis, France
    During this assignment, I managed the complete redesign of a mobility application used daily by GRDF technicians for their field interventions. I participated in steering and project committees for project monitoring, managed the overall project schedule and the estimation of topics and evolutions. I managed the product backlog, wrote and refined user stories, facilitated business prioritization workshops, and coordinated technical teams (Front/Back, API, middleware). I participated in the functional validation of REST APIs exposed for new communication interfaces between the mobile application and business systems. I monitored functional testing, defined test plans in Squash, ensured deployment coordination (Pilots, MES, MEP), and supported RUN (defect management, level 2 support, user training).

    Tools /

    Environment: JIRA, Confluence, Figma, REST API, Squash, Android mobile, microservices.

    Method: Scrum, Agile tribe, business workshops, RESTful APIs, functional validation, user journeys
    Prioritization User Experience (UX) User Story Agile Ceremony Facilitation User Journey

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Education

  • Computer Engineering Degree
    EFREI
    2016
    Diplôme d'Ingénieur Informatique

Certifications

  • PSPO
    SCRUM.ORG
    2025
  • PSM1
    SCRUM.ORG
    2025

Skill set

Categories