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Mehdi B.MB

Mehdi B.

Enterprise & GenAI Solutions Architect

€125/day
Paris, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Mehdi

Enterprise Architect (15+ years of experience) expert in digital transformation and IT system urbanization (banking, payment processing, energy). Specialist in master plans, microservices, asynchronous architectures, and Generative AI. Leader combining strategic vision, pragmatism, and pedagogy to manage complex projects and architect teams.

Key Skills
  • Business: Banking (KYC, SWIFT, PSD2), Payment Processing, Energy
  • **Enterprise Architecture**: Master Plans, IT System Urbanization, BPMN/DDD, BIAN
  • **Technical Architecture**: Microservices, APIs, Kafka, Cloud (GCP, AWS), Mainframe
  • **Management**: Team Leadership, Architecture Committees
  • **Regulatory**: GDPR, KYC/AML, PSD2, MiFID2, PCI-DSS
  • **Generative AI**: Autonomous Agents, RAG (Vertex AI), LLMs (Gemini 3.5)


**Key Achievements**:
  • **BforBank**: AI Design (Gemini) for customer relations and architecture. Migration of the digital IT system to an asynchronous architecture (Kafka/GCP) for 300K customers.
  • **CA-TS**: IT System Urbanization (15+ digitized banking products) and 3-year modernization roadmaps, for ~24M users.
  • **Edenred**: Digital Transformation Leadership (Ticket Restaurant card, ~2M employees). Master plan and architecture framework for 12 teams.
  • **GRDF**: Scoping of Mainframe IT System Redesign into a modular IT System (20+ business apps for 5000 agents and ~11M customers).
  • **GRTgaz**: Leadership of 450+ architecture committees orchestrating the IT system decoupling with Engie.
  • **CACIB**: Back-Office outsourcing scope and reliability of a repository of 200+ assets.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 50km)

Experience

  • BforBank
    Enterprise & GenAI Solutions Architect
    BANKING AND INSURANCE
    October 2022 - Today (3 years and 10 months)
    Puteaux, France
    **Context**: Redesign of the Digital IT System (GCP, Kafka, microservices) for the launch of a new banking offer, and leadership of Generative AI initiatives (engineering and customer relations). Domains: Banking Customer, Communication Channels (CCaaS), Employee Portals.


    Generative AI & Productivity• Integration of Gemini chatbots (self-service assistance), advisor support agents, and automatic customer contact summarization. • PoCs of autonomous engineering agents for IT system mapping (via GitLab, Kafka, Jira, K8s) and pre-drafting of architecture studies.

    Operational Support (Discovery & Delivery)• Mobile Architecture (iOS/Android): enrollment and KYC review. • Web Architecture (Micro-Frontends React, BFF Node.js): Middle-Office advisor portal. • Microservices and asynchronous architecture (Kafka): linking the Core Banking System to digital channels (accounts, transfers, cards, loans, etc.). • Architecture of the customer repository interconnected with a document verification engine. Daily agile support.

    Strategic Scoping (Product Management)• Definition of the target customer relationship architecture (CCaaS, CRM, chatbots) and IT system urbanization. • Market research and benchmarks (ODIGO, iAdvize, CRMs), leadership of calls for tender and drafting of specifications.

    Technical & Regulatory Environment• Tech: Autonomous Agents (Google Antigravity), RAG (Vertex AI), LLM (Gemini 3.5), React, Node.js, Swift, Kotlin, Java, Microservices, Kafka, GCP. • Regulatory: GDPR, KYC/AML, PSD2, PCI-DSS.
    Architecture IT System Architecture Software Architecture Enterprise Architecture artificial intelligence
  • Crédit Agricole Technologies et Services
    Enterprise Architect
    BANKING AND INSURANCE
    October 2019 - October 2022 (3 years)
    Paris, France
    **Context**: Agile transformation at scale (tribes, squads, chapters) and digital transformation of the IT system. Domains: International, Market Operations, Cash Management, Digital Enterprise, and Regulatory (Finance, Risk, Compliance).


    Urbanization & Business/Technical Scoping• Leadership of master plans and 3-year strategic roadmaps for digital transformation. • Urbanization of business domains into digital banking products (International, Markets, Regulatory, etc.). • Design of Product Architecture Dossiers (DAP) and modeling of complex Business Objects (MOM).

    Digitalization & Customer Journeys• Scoping of customer/advisor journeys: business enrollment portal (360°), account aggregation, self-service international transfer. • Integration of identity federation and seamless navigation (SSO). • Alignment with target architecture principles: API-first, Cloud-ready (AWS/Kube), Data-centricity.

    Cross-Functional Programs & Regulatory Compliance• Support on major challenges: SWIFT gateway (settlement bank), IBOR to RFR transition, and marketing IT system re-urbanization (BIAN standard). • Supervision of CASA adherence projects: risk compliance, anti-money laundering (AML), integration of subsidiary SaaS ERPs.

    Technical & Regulatory Environment• **Tech**: Angular, Node.js, API Management, SOA, Kafka, MQ, Kubernetes, AWS, Hadoop, Mainframe. • **Regulatory**: MiFID2, EMIR, OFAC, FINREP, COREP, PSD2.
    Enterprise Architecture IT System Architecture Architecture Software Architecture IT Master Plan
  • GRDF
    Enterprise Architect
    ENERGY AND UTILITIES
    January 2018 - October 2019 (1 year and 9 months)
    Paris, France
    **Context**: Strategic transformation program to decouple and modernize the shared legacy IT system with EDF.


    Urbanization & Application Redesign• Migration of a legacy Mainframe IT System to a modular IT System: urbanization studies and reference architecture documents. • Design of 20+ target business applications to equip 5000+ field agents. • Design of pivot data architectures (particularly central Customer and Meter repositories).

    Decision Support & Engineering Quality• Drafting of Architecture Decision Documents (DDA) to inform management's technological choices. • Facilitation of alignment workshops (business, project managers, technical experts). • Review of technical designs (API REST specifications, data publication) and diagnosis/monitoring of middleware performance (ELK).

    Governance & Roadmap• Alignment of the program's application roadmaps with GRDF's global architecture framework. • Definition of evolution scenarios respecting planning and budget constraints. • Consolidation and maintenance of the architecture repository (Confluence).

    Technical Environment• Microservices, API Management, REST, ESB, ELK, Confluence, COBOL, Mainframe.
    Enterprise Architecture IT System Architecture Architecture Software Architecture

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Education

  • Master in Computer Science and Intelligent Systems
    Université Paris-Dauphine
    2004
  • Engineering Diploma in Computer Science
    ENSI
    2003

Skill set

Categories

  • Other