Ledger | Senior Software Engineer, Software Engineer, Embedded Application Engineer | Paris, France | ONSITE
We build crypto-security solutions related to the blockchains with our unique technology: Blockchain Oriented Ledger OS (BOLOS). We provide this OS in 3 products:
- Cold storage Hardware Wallet solution for BtoC: Ledger Nano S (<a href=")
- Software and Hardware enterprise-grade Wallet: Ledger Vault (<a href=")
- IoT security in a blockchain: We have a partnership with Engie (energy company) to log green energy production in a blockchain to ensure its tracability (<a href=")
We have 3 open positions:
- Senior Software Engineer, Scala, with some experience in Cassandra or ScyllaDB (<a href=")
- Software Engineer, Scala and/or Python (<a href=")
- Embedded Application Engineer, IoT (<a href=")
Backend Stack: Scala (Finatra, CatsIO, fs2.Stream) and Python 3 (Flask), ScyllaDB. 
Infra: AWS, Ansible
Competitive salary and benefits, stock options, location in central Paris (75002)
You don’t need to speak French to join us, we all speak English. We offer French classes to non French speakers.
Email me at     jean dot champemont at ledger dot fr   with your resume and mention HN.