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Thomas K.TK

Thomas K.

Data Analyst & BI Expert | Power BI, SQL, Excel

€400/day
Mulhouse, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Thomas

Specialized in performance management and decision-making.

I help companies leverage their data to transform raw volumes into clear, actionable, and decision-oriented indicators.
My expertise covers the entire data chain, with a focus onbusiness and operational challenges.

Before moving into data professions, I spent 5 years on the business side in demanding industrial and B2B environments for national and international groups.
This experience allows me today to:
  • Quickly understand thebusiness issues behind the numbers
  • Communicate effectively withnon-technical teams
  • Design analyses anddashboards that are truly useful for decision-making

💡 What I offer:
  • Data structuring & reliability. Cleaning, transformation, and modeling of datasets to ensure reliable analysis.
  • Implementation of decision-making dashboards. Design of Power BI dashboards focused on management (KPIs, performance tracking, reporting).
  • Business data analysis. Identification of optimization levers, ad hoc analyses, decision-making support.
  • Data visualization & data storytelling. Clear presentation for business stakeholders (management, finance, marketing, operations).
🛠️ Tools mastered:
  • Power BI (modeling, DAX, interactive visuals)
  • Advanced Excel (Power Query, analysis, automation)
  • Python (Pandas, Numpy, Matplotlib)
  • SQL (queries, joins, data preparation)
📊 The goal:

To help you:
  • Track the right indicators
  • Save time on your reporting
  • Make more reliable decisions thanks to data
My approach is **pragmatic and focused on business uses**: I don't produce analysis for the sake of it, but tools and indicators that meet real business needs.


📧Contact me to discuss your data and reporting needs.
  • English

    Fluent

  • German

    Conversational

  • French

    Native or bilingual

Can work on-site
Mulhouse (up to 50km), Strasbourg (up to 50km), Belfort (up to 50km)

Experience

  • Grand Est Développement
    Data Manager & Analyst
    CONSULTING AND AUDITS
    March 2025 - Today (1 year and 5 months)
    Mulhouse, France
    RESPONSIBILITIES
    • Design and optimization of complex data models (MySQL, Excel, SharePoint, Salesforce) including the creation of star schemas, data cleaning and transformation (Power Query), and continuous improvement of data quality.
    • Development of interactive and automated dashboards (Microsoft Power BI, Salesforce): design of relevant visuals, definition of KPIs in collaboration with business teams, report deployment, access management (Row-Level Security), workspace administration, and role management.
    • Training and support of employees (over 15 people trained) in data visualization and data analysis on Power BI and Excel; creation of educational materials including video tutorials, best practice guides, and internal documentation.
    • Complete management of the implementation of data governance within the agency: creation of the data governance charter, construction of the data inventory, mapping of business processes, definition of data security and quality rules. Project managed from start to finish, starting from a blank slate.
    • Organization and facilitation of workshops with business teams to understand their processes, data usage, and needs, in order to feed into governance, rationalize usage, and improve data mastery.
    • Management and strengthening of data security, GDPR compliance, and information classification via Microsoft Purview (labeling, protection policies, security rules).
    Gestion de base de données Data gouvernance Microsoft Power BI Animation de formation Analyse excel
  • Agence de Communication
    Communication Project Manager
    CONSULTING AND AUDITS
    April 2021 - February 2025 (3 years and 9 months)
    Mulhouse, France
    RESPONSIBILITIES
    Audit and strategic recommendations in brand communication and marketing
    Management of print and digital projects
    Management of digital platforms and their backoffice
    Recommendations for brand activation strategies (offline and online)
    Creation, management, and reporting of digital campaigns

    SUCCESSES
    Creation of brand identity (graphic charter, communication tools)
    Development of "phygital" (physical and online) communication strategies
    Development of awareness and engagement campaigns (lead generation) for our clients
    Marketing Stratégie de communication Communication digitale Branding Analyse de données
  • Urgo Medical & Healthcare
    Product Manager - Brand Development & Activation
    PHARMACEUTICALS INDUSTRY
    July 2019 - August 2020 (1 year and 2 months)
    Dijon, France
    1. Innovation Marketing Strategy:
    - Develop the 5-year innovation strategic plan (brand strategy and key positioning)
    - Analyze and monitor market evolution and identify innovation opportunities.

    2. Product Development:
    - Understand the market, its key players, and consumers in the segments where the company operates and regularly ensure the right fit between the product/brand proposition and market needs.
    - Work on product development for the Face and Pain segments of the URGO brand. Recommend and conduct necessary studies.
    - Coordinate new product development with the Development, ARE, Purchasing departments... to ensure proper project planning and execution.
    - Produce necessary documents and operations for product launches and supervise their technical development.

    3. Communication Development:
    - Participate in the development of new advertisements with the agency and ensure their alignment with the various departments concerned.
    - Follow up on necessary studies with the group manager.

    4. Management:
    - Responsible for adhering to the R&D budgets allocated to my categories.
    - Ensure compliance with internal procedures and the quality of information disseminated internally.
    - Ensure proper information flow to the financial, logistics, regulatory, and industrial departments concerning my product ranges.
    Marketing Gestion de projet Développement produit Product management Analyse de données

Recommendations

Badr ChoukriBC
FW
Badr Choukri and 1 other person have recommended Thomas

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Education

  • Data Analyst
    Datascientest
    2023
    > Introduction à Python : Fondamentaux de Python, Numpy, Panda > Data Visualisation : Matplotlib, Seaborn, Art du Storytelling, Plotly > Machine Learning : Méthodes de classification, Méthodes de régression, Pipelines > Analyse de données : Méthodes d'analyses de données, Réduction de dimension, Clustering > Extraction et gestion de données : Text Mining, Webscraping > Business intelligence: Power Bi, Tableau, Looker Studio > Big Data / Database : Langage SQL, Data Processing, Data Modeling
  • Master of Science International Marketing
    SKEMA Business School
    2019
    Master en marketing et développement commercial axé autour des thématiques suivantes: gestion de marque, marketing stratégique et opérationnel, analyse du consommateur, croissance digitale, digitalisation du point de vente, marketing digital...

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