- Criteo
- Datadog
- Blablacar
- Leboncoin
- Teads.tv (Scala and Akka)
- Vente-privee
- Docker
- Zengularity (Scala and Akka)
- Tinyclues (Scala and Akka)
- Dataiku (Data Science)
- Clustree (Data Science)
- Deezer
- Amazon
- Microsoft
- Linghtbend (Scala and Akka)
- Apple
- Redhat
- Pivotal
- Docker
- SonarSource
- FontApp
- Bankin'
- Zenly
- Traveldoo
- Babylonhealth
- Sky
- Amazon
- Uber
- Apple
- Snapchat
- Spotify
- Shazam
- Yelp
- Booking
- Tapad
- Spotify