Freelancer profile translated to English.
Back to original languageAbout Thierno
Holder of a Master's degree in Statistical Engineering, and with 11 years of experience in innovative data-related topics, primarily in data visualization (Tableau Software and Power BI).
My various professional experiences have been a foundation upon which I have built to successfully complete my projects and undertake various missions as a Tableau dataviz expert and Power BI Tech Lead, eventually becoming a key account representative.
Curious, creative, and proactive, I will make it a point of honor to deliver clear, optimized, and dynamic dashboards that meet the expectations you have helped to define, while also being visually attractive.
I also possess an excellent level of autonomy and a rapid adaptation capacity. By leveraging my know-how and my technical-functional skills, I am capable of successfully carrying out complex projects.
My goal is to provide you with quick, simple, and effective decision-making support.
French
Native or bilingual
English
Basic
Can work on-site
Mantes-la-Jolie (up to 50km)
Experience
- Agence française de développementArchitect | Tableau Server AdministratorPUBLIC SECTORJuly 2024 - Today (1 year and 11 months)Paris, France- Draft installation documents (DAT), technical procedures, and delivery notes (BL) for each environment- Install, configure, and maintain Tableau Server in a Red Hat Enterprise Linux (RHEL) environment across multiple environments: DEV to PROD- Manage the configuration of the external PostgreSQL repository for storing Tableau Server metadata- Implement a Continuous Integration/Continuous Deployment (CI/CD) strategy- Integrate Single Sign-On (SSO) with ForgeRock IDP: import metadata, validate SAML flows- Perform backups (tsm maintenance backup) and restores of the Tableau Server repository- Provide Level 2/3 technical support to Tableau users- Carry out major version upgrades (e.g., 2023.3.0 to 2024.3) and apply necessary patches- Manage Tableau Server governance (publishing process, naming conventions, groups, roles, projects, and permissions via TSM, Tabcmd, certified data source management)- Monitor server status using logs, TSM/Tabadmin/TABCMD commands, and custom administrative views- Optimize infrastructure and dashboard performance (refresh, extract, SQL queries)- Design technical dashboards for usage, license, and server consumption monitoring using the PostgreSQL Repository- Supervise the platform using custom administrative views and log analysis (vizqlserver, backgrounder, dataserver, etc.)- Collaborate with BI, Security, Infrastructure, and other teams to ensure solution consistency and longevity- Design, develop, and maintain dynamic, automated, interactive, and intuitive dashboards to meet the specific needs of the finance department- Support data/business teams in adopting the tool and managing change (training, documentation, support)- Stay updated on Tableau Server technological advancements
- BNP ParibasTableau | Power BI ExpertBANKING AND INSURANCEJanuary 2024 - July 2024 (6 months)Paris, France- Design and develop workflows and dashboards using Dataiku features- Participate in the collection, integration, and manipulation of data from various sources to feed models and analyses- Create and adjust data structures with Dataiku- Detect and resolve issues in data processing workflows with Dataiku- Create applications, models, and develop reports and dashboards in Power BI & Tableau- Administer Power BI Services & Tableau Server and propose an organization of workspaces and access rights- Write clear and precise documentation to ensure the quality and reproducibility of solutions, while training end-users and the project team
- ComutitresTableau Dataviz Expert ConsultantTRANSPORTATIONMay 2022 - December 2023 (1 year and 8 months)Paris, France- Conduct workshops with project stakeholders to gather their data needs- Write summary reports of decisions made and actions taken during data workshops- Plan and estimate costs for dataviz needs and evolutions requested by business teams- Produce multi-source dashboards and disseminate business indicators for all Navigo products (Navigo Annuel, Navigo Liberté+, Imagine R, etc.) to all contributors in Île-de-France ticketing- Build dashboards on the Canal Mobile service, then analyze and process tickets (support, evolution, anomalies, incidents, changes, and service creation requests) from the JIRA data source (hosted on a Web data connector)- Analyze JIRA tickets to create monitoring indicators (number of tickets created, open, etc.)- Ensure the operational maintenance (MCO), sustainability, reliability, and scalability of all existing and future productions- Administer the Tableau Cloud platform as a whole (workspaces, security, configuration, user management, user groups, and dashboard access permissions, Tableau Bridge)- Plan and monitor the proper execution of data sources feeding the dashboards from Tableau Bridge and resolve issues related to gateway connectivity- Install and configure products to ensure performance and stability- Manage and analyze Tableau Bridge log and temporary files- Write documentation for datamarts and dashboards in Confluence- Support business teams in skill development and autonomy with Tableau
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Education
- Master's degree in Statistical EngineeringUniversity of Versailles Saint-Quentin-En-Yvelines2015
- Data EngineerBlent.ai2021- Construction des pipelines de data et du data streaming - Stocker, transformer et transmettre de grands volumes de données
Certifications
- Tableau Desktop Specialist CertificationTableau2024
- Tableau Data Analyst CertificationTableau2024