Freelancer profile translated to English.
Back to original languageAbout Matthieu
👋 Hello,
I have been a freelance IT architect for over 15 years, with strong experience intelecomenvironments, complex systems, and process automation.
Alongside my main activity (where I act more as asenior architect**), I want to undertake **operational and technicalmissions, simply because **I love to code and automate**.
I therefore offer targeted services inPythonand **VBA Excel**, focusing on:
- Data processing (CSV files, Excel, logs, JSON, APIs)
- Statistical analysis and visualization
- Automation of tasks or reporting (Python, Pandas, VBA)
- Migration of VBA scripts to Python (or vice versa depending on needs)
The development of robust and maintainable scripts
I work quickly, I document my code, and I am available for one-off or recurring remote missions.
✅ Ideal for financial services, business departments, or SMEs that want tosave time with their datawithout hiring full-time.
🔧 Usual Stack:
Python, Pandas, NumPy, matplotlib, OpenPyXL, VBA, SQL, PowerQuery
🧠 Bonus: advanced skills in software architecture, REST APIs, data modeling
➕ Based in Brussels – available remotely or on-site occasionally
➡️ Let's talk about your needs!
French
Native or bilingual
English
Fluent
Spanish
Fluent
Chinese
Conversational
Can work on-site
Bruxelles (up to 50km)
Experience
- OrangeIT application ownerTELECOMMUNICATIONSMay 2025 - Today (1 year and 1 month)Bruxelles, BelgiumResponsible for cloud BSS/OSS network application (Fiber optic): architecture, analysis, development.
- ProximusSenior solution billing architectTELECOMMUNICATIONSJanuary 2006 - January 2016 (10 years)Bruxelles, BelgiumDepending on project needs, I act as an IT architect, IT analyst, or even developer. Always alongside my main activities, I am regularly involved in implementing tools/software to facilitate my work and that of the teams.
- ProximusBilling Traffic Simulation software expertTELECOMMUNICATIONSJanuary 2011 - January 2017 (6 years)Bruxelles, BelgiumImplementation and maintenance of a pricing simulation tool (and profitability calculations). This tool, based on Excel & VBA code (and connecting to several databases), is particularly complex and allowed me to acquire solid knowledge in Excel & VBA. Tool used by 250+ people almost daily.
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Education
- Agronomist engineer, specialization in computer scienceAgroParisTech (formerly INA-PG, "Paris Grignon")1996"Paris-Grignon" fait partie du groupe des "Grandes Ecoles" parisiennes.
Certifications
- TOGAFTOGAF The Open Group Architecture Framework2008
- Scrum MasterScrum2011