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Full-Time

Scala Backend Engineer

Posted on 5/24/2024

Ledger

Ledger

501-1,000 employees

Hardware wallets securing cryptocurrencies

Hardware

Mid

London, UK

Category
Backend Engineering
Software Engineering
Required Skills
Kubernetes
Java
Docker
Blockchain
AWS
Haskell
Scala
Requirements
  • 3+ years of experience in backend robust development
  • Adaptability to do teamwork in a fast-evolving environment
  • Scala, Haskell or functional programming experience is a nice to have
  • Java developers who are willing to dive into Scala technologies are welcome
  • Strong knowledge on relational database
  • Experience with continuous integration / deployment solutions
  • Experience of Containerization and Cloud deployments (AWS, Docker, Kubernetes)
  • Knowledge on Event-based systems
  • Autonomous, proactive, and capable of self-training
  • Interest in cryptocurrencies and blockchain technology
  • Enthusiastic about teamwork, learning, and teaching
Responsibilities
  • Build highly available, resilient, consistent, and performant services to power Ledger’s products
  • Integrate Staking, Yield, and DeFi services through Partners API
  • Interact with blockchain explorers to track Network events of interest (Fees, Transaction status…)
  • Deliver robust APIs to allow agnostic consumption (Mobile, Desktop, Web)
  • Engage in the architecture and design processes
  • Maintain and evolve the existing stack
  • Conduct benchmarks to identify bottlenecks and optimize performance
  • Deliver high-quality software (Test it, Document it, Demonstrate it)
  • Design monitoring systems to detect unexpected failures and efficient alerting
  • Develop and contribute to CI / CD pipelines to deploy and secure workflows

Ledger specializes in providing secure hardware wallets like the Ledger Stax, Nano S Plus, and Nano X, which are integral to safely managing a broad array of cryptocurrencies. The inclusion of a Secure Element and a proprietary operating system highlights the company’s commitment to preserving the highest security standards. This environment not only fosters technical excellence but also positions the firm as a leader in the cryptocurrency security sector, making it a prime workplace for individuals eager to impact the rapidly evolving crypto landscape.

Company Stage

Series C

Total Funding

$577M

Headquarters

Paris, France

Founded

2014

Growth & Insights
Headcount

6 month growth

-3%

1 year growth

-4%

2 year growth

4%
INACTIVE