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Ceydric SebbagCS

Ceydric Sebbag

Release Train Engineer (RTE) | Agile Coach

€800/day
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Ceydric

Are your teams delivering, but with too much friction? Are cycles long, collaboration complex, and business value difficult to measure?
Are you looking for an experienced Scrum Master / Agile Coach, capable of supporting both teams and leaders in demanding environments?

I am Ceydric Sebbag, a Scrum Alliance certified Agile Coach (CSM), with 20 years of IT experience, including 12 years in finance and insurance.
I support organizations facing challenges in scaling agile transformation, leadership, and delivery in complex and regulated contexts.

Agile Coaching & Scrum
  • Coaching Scrum and Kanban teams
  • Implementation and improvement of agile rituals
  • Optimization of collaboration and communication
  • Reduction of delivery cycles
  • Focus on delivered value and business impact

Agile Leadership & Executive Coaching
  • Coaching managers and executives
  • Development of agile leadership
  • Assistance in decision-making in complex environments
  • Alignment of teams around clear objectives
  • Creation of accountability dynamics

Scaling Agility
  • Inter-team and inter-squad coordination
  • Interventions in complex frameworks (SAFe, Nexus)
  • Structuring of agile governance
  • Streamlining dependencies and flows
  • Support for transformation programs

DevOps
  • Implementation of DevOps practices
  • TDD, CI/CD, pair programming
  • Continuous improvement of software quality
  • Strengthening team reliability and performance

Why work with me?
  • 20 years of IT experience, global and operational vision
  • Strong expertise in finance and insurance
  • Results-oriented coaching with measurable value
  • Ability to intervene at all levels: teams, management, leadership
  • Human, demanding, and pragmatic approach
Contact me.
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • EDF
    Release Train Engineer for the DevSecOps pipeline
    ENERGY AND UTILITIES
    December 2025 - Today (6 months)
    Paris, France
    Led an ART of 60 people (6 Agile teams) on the Group EDF DevSecOps pipeline, in a multi-cloud (GCP, AWS, trusted cloud) and multi-tool (GitLab, Jenkins, SonarQube, Nexus, JFrog Artifactory) context.

    Responsibilities:

    • Facilitation and optimization of SAFe ceremonies: PI Planning, ART Sync, System Demo, Inspect & Adapt
    • Alignment of the train's triumvirate (Product Manager, System Architect, Technical Lead) and coordination with other domain trains
    • Facilitation of targeted workshops on friction points identified with the teams

    Actions & improvements implemented:

    • Redesigned ART Sync around PI Objectives (progress, impediments, dependencies) to improve efficiency and focus
    • Introduced a value-based prioritization workshop before each PI to align the triumvirate on major directions
    • Anticipated feedback to POs mid-PI to reduce the preparation workload for PI Planning Day

    Results:

    • PI Planning Day rated 4/4 out of 17 feedback collected in Inspect & Adapt
    • 5 out of 6 teams praised the usefulness of the upfront preparation, spontaneously mentioned in I&A
    • Preparation for PI Planning finalized by the majority of teams by early afternoon
    • ART Sync systematically completed ahead of schedule
    SAFe Release Train Engineer Coaching Scrum
  • Covea
    Agile Coach
    BANKING AND INSURANCE
    January 2025 - December 2025 (11 months)
    Paris, France
    As an Agile Coach for the Coverforge entity, I support the PCP perimeter, focusing on hosting, machine provisioning, cloud, and Infrastructure As Code.

    🚀 Key Missions:

    👉Coaching of 2 priority squads: Hosting / Provisioning and Infrastructure As Code Terraformation
    👉Support for Product Owners: training on value-based prioritization, product vision building, and effective backlog management.
    👉Facilitation of Quarterly Agile Plannings (PI) and synchronization of inter-domain teams.
    Scrum Change Support Team Coaching
  • BNP Paribas
    Agile Coach – Data AI Foundations Domain (300 people)
    BANKING AND INSURANCE
    January 2023 - October 2024 (1 year and 9 months)
    Paris, France
    As an Agile Coach, I led a large-scale agile transformation in a strategic domain dedicated to AI and Data innovation, involving 300 collaborators.

    🚀 Key Missions:
    👉Coaching of 3 priority squads (Stellar, AI Orchestrator, D3) to optimize alignment, streamline workflows, and achieve critical objectives under high pressure.
    👉Support for Product Owners: training on value-based prioritization, product vision building, and effective backlog management.
    👉Mentoring Scrum Masters: skill development, promotion of autonomy, and structuring their roles.
    👉Facilitation of Quarterly Agile Plannings (PI) and synchronization of inter-domain teams.
    👉Training for managers and teams on Scrum, Kanban, and value-based prioritization.

    ➡️ Key Results:
    ✅Improved agile maturity for teams and management.
    ✅Accelerated delivery cycles through better synchronization between squads.
    ✅Implementation of a structured framework facilitating multi-team collaborations.
    Agile Methodology SAFe Coaching Scrum Agile at Scale

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Education

  • Solr Training
    Smile
    2017
  • Process Communication Model
    CSP
    2017

Certifications

Skill set

Categories