Slaheddine B.

Supported commercial teams and senior decision-makers by enabling scalable, data-driven insights during a complex legacy-to-GCP migration. • Built scalable dbt analytics models following best practices, improving data consistency and reducing analytical rework by ~20%. • Orchestrated complex Airflow workflows, increasing pipeline reliability and reducing data delivery incidents by ~25%. • Designed and deployed Looker dashboards, improving access to key KPIs and reducing ad-hoc requests by ~30%. • Contributed to a critical GCP migration, transitioning from non-terraformized legacy systems while ensuring business continuity. • Improved data quality, accessibility, and trust, accelerating time-to-insight by 15–20%. • Provided technical leadership, coordinating two data developers to accelerate delivery and improve code quality standards. -> Delivered faster, more reliable analytics, reduced rework by ~20%, cut data incidents by ~25%, and accelerated insights by ~15–20%. ---

Designed and implemented cloud-native data platform and application architectures to support EDF’s replatforming and modernization initiatives. • Designed data-oriented architectural patterns for web, mobile, and API integration, improving accessibility, reuse, and performance of existing assets. • Developed HLD architecture patterns compliant with security and governance standards for application hosting. • Defined and shared development and deployment guidelines to reduce technical debt and ensure lifecycle consistency. • Translated complex business requirements into practical technical solutions, fostering collaboration across teams. • Established roadmaps and validation criteria (DOD, DOR) for secure and compliant cloud application hosting. • Led pilot MVP projects, delivering tailored solutions aligned with client needs and maintaining strong stakeholder engagement. • Authored technical documentation including DATs, risk analyses, and compliance reports to enable scalable, secure, and maintainable deployments. -> Initiative & Impact: Reduced deployment time by ~40%, cut cloud costs by ~30%, delivered 100% of MVPs on time with full compliance, and standardized processes to enable onboarding in <2 weeks while reducing errors by ~25%. ---

Led Data Mesh architecture and data pipeline industrialization on GCP, driving a replatforming program focused on scalability, governance, and operational efficiency. • Built scalable end-to-end data pipelines to industrialize multi-client data products within a Data Mesh setup. • Co-designed a cloud-native Data Hub on GCP, aligned with enterprise standards and existing systems. • Implemented domain-driven, decentralized data platforms, improving governance and ownership across teams. • Led technical POCs (dbt, Dataform, Semarchy) to support tooling and architecture decisions. • Automated schema generation and file pre-processing, reducing manual effort and delivery friction. • Streamlined ingestion and transformation flows, shortening time-to-market and optimizing resource usage. -> Initiatives & Impact: More reliable pipelines, lower maintenance costs, stronger governance, and higher team autonomy. ---

Delivered data platform engineering and analytics within a GCP Data Mesh architecture, combining FinOps, automation, and scalable design to enable actionable business insights. Data Pipelines & Orchestration: Built seamless Dataflow & Airflow pipelines, optimized data processing and storage, reducing job times by ~30%. • Platform & Architecture: Managed a Medallion Architecture-based platform for scalable analytics; automated GCP assets and group creation with Terraform. • Analytics & Dashboards: Designed interactive dashboards using Looker/Data Studio, enabling faster insights for stakeholders and customers. • Code & Workflow Optimization: Revamped dbt codebase with role segregation; developed POCs with Composer and Cloud Workflow for comparative analysis. • Leadership & Mentorship: Provided technical guidance, promoting team learning and best practices. -> Initiatives: Deployed Cloud Composer and implemented Infrastructure as Code for full management of resources and cluster configurations. ---

Supporting enterprise clients including Carrefourlinks, I lead the design, implementation, and operation of scalable GCP data platforms focused on security, reliability, and efficiency. • Platform Leadership: Managed GCP access, services, datasets, security, and monitoring. • Automation & IaC: Built Terraform-based infrastructure automation, Cloud Composer secured instances, and CI/CD pipelines. • Architecture & Pre-Sales: Designed modular GCP architectures, contributed to pre-sales and TCO analysis, led replatforming and lift-and-shift migrations. • Data Pipelines: Improved pipeline reliability, refactored dbt code with clear role separation, implemented Composer and Cloud Workflow POCs. • Analytics Enablement: Delivered dashboards and data products that improved business insights. • Team Leadership: Mentored engineers and promoted GCP, DevSecOps, and IaC best practices. -> Initiatives & Impact: Developed a ready-to-deploy “on-click” landing zone pipeline, simplifying provisioning from sandbox to complex production environments, increasing deployment efficiency and speed x10 for clients. ---

Part of the “ONE” project to consolidate and enrich LVMH’s Big Data environment. Worked with data scientists, analysts, and architects to build scalable data platforms and CI/CD pipelines on GCP. • GCP Platform Administration: Managed access, datasets, apps, networks, and compute clusters; automated provisioning with IaC; optimized CI/CD pipelines. • Data Engineering: Built batch and streaming pipelines; ingested and enriched customer data; migrated legacy datasets. • Applications & GDPR Compliance: Developed backend programs and APIs; deployed secure frontend/backends on GCP with IAP and service accounts. • Reliability & Optimization: Improved pipeline reliability, refactored code, automated queries and schema generation; implemented monitoring and alerting. • Mentorship: Supported onboarding and coached new recruits. -> Initiatives & Impact: Improved pipeline reliability (−30% data errors), refactored code to cut processing time (~20%), and automated query/schema generation, reducing manual setup by ~50%. ---

Contributed to the SmartLake project, consolidating and enhancing La Poste’s Big Data environment. Worked across DevOps, Data Engineering, and Architecture teams to deploy and maintain secure, high-availability Big Data platforms. • Platform Automation & Deployment: Automated secure cluster deployments for Tableau Server and Apache NiFi with LDAP, Kerberos, HTTPS, load balancing, and ODBC/Hive/PostgreSQL connectors. • Monitoring & Reliability: Daily monitoring of Cloudera and DC/OS clusters, detecting issues and improving stability; standardized pilot and production environments. • Resource Optimization: Created Mesos modules to prioritize critical workloads. -> Initiatives & Impact: Standardized and automatized daily check procedures, documented processes, and supported onboarding of new team members. ---

As part of the team of project managers, I worked on the study of the detailed functional specifications to perform the functional and technical tests on a platform developed by a famous technical service provider. -> Homologate the solution delivered -> Testing features and track anomalies. o Creation of acceptance test plan o Creation of test data sets o Testing SOAP requests o Testing CFT file transfers -> Perform a daily reporting to the hierarchy. -> Entry point for the team project supervisor. Initiatives - Improve existing legacy processes o Technical test automation o Automation of Excel sheet completion o Automation of extraction of useful data on detailed functional specifications documents. o Scripting for test data sets generation o Semi-automation of acceptance test plan creation Tools: Selenium, WinSCP, SoapUI, HPQC, Mantis In-depth skills: - Groovy, VB, SQL - Needs analysis and project management - Study of specifications and automation of tests - Relational and organizational quality

As part of the USEI IDF team, I worked on the management and reporting Web application of the DISU of Orange. -> Debug obsolete features -> Redesign database -> Implement new features : o Route calculation module o Creation and integration of new set of icons o Activity histogram generation initiatives: o Code refactoring (code readability, reduced complexity, improve maintainability) o Improvement of UI/UX o Design and development of mobile application Tools: Bootstrap, Google API, AJAX, JQuery, FileZilla, Android Studio, PhpMyAdmin In-depth skills: - Android, PHP oriented object, MVC model, Javascript, SQL - Needs analysis, design and project management

Discover the profession of financial advisor, customer advisor. - Welcome - Customer assistance - Sort letters and parcels In-depth skills: - relational - responsibility