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Scala Software Engineer

https://www.ledger.com Logo

Ledger

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Location:
France, Montpellier

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

800.00 - 1500.00 EUR / Month

Job Description:

Join Ledger as an intern in the backend blockchain team to support development of Ledger blockchain infrastructure and APIs, leveraging Scala and participating in team skill sharing and community engagement.

Job Responsibility:

  • Add capabilities to our in-house JsonRPC reverse proxy (websocket support, session stickiness, ...)
  • Deliver a high-quality piece of software (Test it, Document it, Demonstrate it)
  • Conduct benchmarks to identify bottlenecks and optimize the overall performance
  • Implement introspectability (web UI) and metric publication

Requirements:

  • Good knowledge of Linux operating systems
  • Adaptability to do teamwork in a fast-evolving environment: You are autonomous, proactive, and capable of self-training
  • Experience with continuous integration/deployment solutions
  • Knowledge of Containerization and Cloud deployments
  • Having an interest in cryptocurrencies and wishing to work with blockchain technology is a real plus
  • Enthusiastic about teamwork, learning, and teaching (meet-ups, hackathons, training…)

Nice to have:

Having an interest in cryptocurrencies and wishing to work with blockchain technology

What we offer:
  • Frequent social events, snacks and drinks
  • Transportation allowance: Ledger offers a commuter allowance to contribute to your preferred means of transportation
  • Lunch vouchers: Ledger offers a meal allowance with Swile
  • Vacation: 1 day off for every full month of work, in addition to national holidays

Additional Information:

Job Posted:
November 13, 2025

Employment Type:
Fulltime
Work Type:
On-site work
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