La trajectoire des données est aujourd’hui opaque : on ne sait plus vraiment d’où vient  une donnée, qui l’utilise , combien de temps  elle reste, ni ce qu’elle produit  quand elle ressort sous forme de score, de publicité, ou d’alerte. Une donnée est d’abord capturée  (par un capteur, une appli, un formulaire), stockée (dans des bases, des fichiers, des historiques), puis utilisée  (pour informer, décider, personnaliser, facturer, surveiller). Dans cet article, je propose un

January 2018, South East Asia, rain season, the season where weather is king, and leads to many fantastic encounters. One of them is Wayan, driver in Ubud. Stuck under the same roof, we decided to share a nasi campur and some skills : for each website, tripadvisor, google map, google form I create he would teach me basic balinese, until the rain stops. My kind of deals. What is your business name ? siapa nama kamu ? I got him a personalised domain we created a google maps bus

Many philosophers encourage us to endorse the only role and purpose given to us as beings: wake up, make your bed, take action. So does AI.

Checklist for proper KPI crafting and impact assessment of HORIZON EUROPE project proposals

This article explains how the product methodology can be apply to data product development in order to maximise the data product's impact

A concise note on how to build effective KPIs including SMART dos and don'ts

10 years anniversary of the freelancing status, felt like sharing appreciation to all those who led me here

Invited to a Berliner Meetup, I spoke about the key strategic tools of the data freelancer : tracking, KPIs, data science and efficiency.

"Let's hire a data scientist and do some machine learning!" is a wonderful aspiration, very common among startupers today. Unfortunately...

Creating a complete data-warehouse for both business analysts and data scientists to discover insights and build a fully personalised...

Anyone blogging about data has his very own SQL tutorial. I built my first best version with a smart colleague of mine back in Berlin in...

A couple of months ago, I was invited to speak in LeROI's lovely office* about the key role of data specialists in making each...

Why bother maintaining dozens of ETLs, customer trackers, datetime and currency conversions and other data's darkest secrets? I asked...

Summer 2018, second summer at JustWatch, the business-intelligence team is up and running, allowing to fully switch off from work during...

Some weeks ago, as I was casually working from the (way too cool) rooftop terrace of The Hive coworking space in Bangkok*, my friend...