Python Backend Engineer – Vault (LR01PY)

Our customer is a technology leader in digital asset and crypto-security solutions – is looking for a Backend Engineer. You will be responsible for developing and scaling a backend application to allow big financial institutions to process their transactions in the cryptocurrency world.

Our customer develops a SaaS solution addressing the need to safeguard very large and diversified amounts of cryptocurrencies while mitigating both IT and physical assault threats. This enterprise-grade solution’s security is based on « HSM » (Hardware Security Module) and hardware authenticators. It is a turnkey SaaS hardware/software suite enabling handling multiple cryptocurrencies through advanced governance rules such as multi-authorization, rate-limiting, and time-locking.

We are looking for talents to build a solid and scalable platform for BtoB financial market.

Your mission:

• Design and develop our governance and orchestration layer; and a set of complex APIs.
• Communicate with cryptographic modules (HSM), and blockchain interfaces.
• Integrate new cryptocurrencies on Vault.
• Work closely with the Product team to define and understand end-user requirements, and translate them into pragmatic technical solutions.
• Work in cross-team environment: You will be in direct contact with Vault’s Frontend and QA engineers, but also with cross-functional teams such as Core, Firmware, Infrastructure, and Operations.
• Participate in firefighting sessions, and interface with stakeholders like Technical Account Managers.

Requirements:

• 5+ years of experience in Backend / Software Engineering role, preferably in a product-based startup environment.
• 3+ years of experience in Python as the primary language.
• Capable of self-training on backend languages like Scala / C++ / NodeJS.
• Familiarity with software development best practices – version-control, code-reviews, testing, CI/CD.
• Work in an agile environment (Scrum/XP/Kanban).
• Work in a multicultural environment – English is a MUST.

Bonus points:

• You have a sound knowledge of RESTful API design, standards and best practices.
• You have an interest in other API frameworks (e.g. GraphQL), and dabble in message based systems.
• You are keen to step outside your area of expertise, and contribute to all parts of a product.
• You have an interest in cryptocurrencies, and blockchain technology.
• You are active in the open-source community,  speak at conferences, attend meetups, write blogs, contribute code, etc.

Benefits:

• Competitive compensation package, and BSPCE / Share warrants for entrepreneurs options in Series B (2018) startup.
• Flexible working hours, remote friendly environment.
• Strong focus on personal development, including internal and external trainings, and attendance to conferences.
• Internal talks, technical meetups, and hackathons.
• High performance equipment for your work.
• 5 weeks of paid vacation + 10 days of RTT.
• Comprehensive health insurance with medical, dental, and vision coverage.
• Meal Vouchers with Swile (ex Lunchr).
• Reimbursement for sports and cultural activities.
• Annual company outing; plus infrequent parties, snacks and drinks.
• Employee discount on Ledger products.