We're making the world of digital assets accessible and secure for everyone. Join the mission. 

Founded in 2014, Ledger is the global platform for digital assets and Web3. Over 20% of the world’s crypto assets are secured through our Ledger Nanos. Headquartered in Paris and Vierzon, with offices in UK, US, Switzerland and Singapore, Ledger has a team of more than 700 professionals developing a variety of products and services to enable individuals and companies to securely buy, store, swap, grow and manage crypto assets – including the Ledger hardware wallets line with more than 7 millions units already sold in 200 countries. 

At Ledger, we embody the values that make us unique: Pragmatism, Audacity, Commitment, Trust and Transparency. Hear from our employees how they shape the work we do here.

As part of our growth, we are looking for talent to join the Engineering Architecture team. The architecture team is responsible for ensuring the highest level of design quality for both our B2C and B2B products, as well as helping the Product teams scope and build the next great features of our products.

The team aims at building full stack expertise on Ledger products, and in this context we are looking at reinforcing our team with a future expert on our Ledger Enterprise Services and our SaaS Ledger Vault.

Your mission

• This is a hands-on position focused on Ledger Vault  and we expect our architects to be able to dig deep into the code and help engineering teams in their day to day issues. 
• Support Product & Engineering on Discovery & Design of new product features.
• Drive Tech Initiatives with Engineering to improve our stack, address tech debt and support good engineering practices.
• Support engineering teams on critical topics by providing expertise and hands-on contribution to engineering squads.
• Explore new, innovative domains with a focus on concrete Ledger applications.
• 6+ years of experience in technical design, development, execution, testing and delivery
• Strong background/interest in backend & algorithm development and optimization to work across our stack: from interaction with low level devices in binary, to work with blockchain technologies,..
• Comfortable with web back end stacks: Python, node.js
• Comfortable with multiple “app” development stacks: React native, Android, iOS
• Ability to work effectively with internal teams to define scope, goals, project plans and deliverables
• Team player with excellent interpersonal skills and ability to work cross-functionally
• Excellent presentation and written communication
• Engineering degree
• Open source experience or contributionsExperience in Embedded Software development
• Experience on other Ledger Backend stacks and languages (Python, Scala and related frameworks)
• Knowledge of HSM’s
• Functional programming such as Scala, experience in GraphQL
• Knowledge of cryptography and security practices
• Curious to learn how blockchain works under the hood and investigate deeply complex systems
• Equity: Employees are the foundation of our success, and we award stock options so you can share in that success as we grow. 
• Flexibility: A hybrid work policy.
• Social: Annual company outing for Ledgerdary Days, plus frequent social events, snacks and drinks
• Medical: Comprehensive health insurance policy offering extensive medical, dental and vision care coverage. 
• Well-being: Personal development, coaching & fitness with our dedicated partners.
• Vacation: Five weeks of paid leave per year, in addition to national holidays and rest & relaxation (RTT) days.
• High tech: Access to high performance office equipment and gadgets, including Apple products. 
• Transport: Ledger reimburses part of your preferred means of transportation. 
• Discounts: Employee discount on all our products.

We are an equal opportunity employer for all without any distinction of gender, ethnicity, religion, sexual orientation, social status, disability or age.

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