Senior Backend Engineer (f/m)
We are committed to democratizing and securing the landscape of digital assets for all individuals. Join our mission at Ledger.
Established in 2014, Ledger operates as a global hub for digital assets and Web3 technologies. With headquarters in Paris and Vierzon, and offices spanning the UK, US, Switzerland, and Singapore, Ledger boasts a team of over 700 professionals dedicated to creating a range of products and services. These offerings empower individuals and businesses to securely acquire, store, exchange, grow, and oversee crypto assets. The Ledger hardware wallets, with over 6 million units sold across 200 countries, form a significant component of our suite.
At Ledger, we embrace distinctive values like Pragmatism, Audacity, Commitment, Trust, and Transparency. Take a glimpse at our Origins video for further insight.
Ledger seeks a skilled Backend Engineer to contribute to the development and scaling of a backend application serving major financial players navigating the cryptocurrency domain.
The Ledger Vault represents a Software as a Service (SaaS) solution aimed at safeguarding substantial and diverse quantities of cryptocurrencies while minimizing IT and physical threats. This solution's security framework relies on "HSM" (Hardware Security Module) and hardware authenticators. It offers a turnkey SaaS hardware/software package, facilitating the management of multiple cryptocurrencies using advanced governance features such as multi-authorization, rate-limiting, and time-locking mechanisms.
We are on the lookout for talented individuals to help construct a robust and scalable platform tailored for the BtoB financial sector.
Your Responsibilities
- Design and develop the governance and orchestration layer along with a suite of intricate APIs
- Engage with cryptographic modules (HSM) and blockchain interfaces
- Incorporate new cryptocurrencies within the Vault infrastructure
- Collaborate closely with the Product team to decipher and define end-user requirements, translating them into practical technical resolutions
- Engage in a cross-team setting: Direct interactions with Vault’s Frontend and QA engineers, as well as cross-functional collaboration with Core, Firmware, Infrastructure, and Operations teams
- Participate in troubleshooting sessions and liaise with stakeholders such as Technical Account Managers
Qualifications
- Possess 5+ years of experience in a Backend / Software Engineering role, with a preference for a product-centric startup environment
- Experienced with TypeScript as the primary language for at least 3 years
- Capable of self-training in backend languages like Scala, C++, NodeJS
- Familiarity with software development best practices encompassing version control, code-review processes, testing, and CI/CD
- Proficient in agile methodologies (Scrum/XP/Kanban)
- Experience working in a multicultural environment - Proficiency in English is imperative
Desirable Knowledge and Skills
- Proficiency in Python as the primary language (specifically Flask, FastAPI)
- Sound comprehension of RESTful API design along with standards and best practices
- Interest and engagement with various API frameworks (e.g., GraphQL), and a penchant for message-based systems
- Eagerness to broaden expertise beyond individual domains and contribute to all facets of a product
- Keen interest in cryptocurrencies and blockchain technology
- Actively involved in the open-source community, potentially contributing through speaking engagements, conferences, meetups, blogs, and code contributions
What You'll Gain
- Stock options to allow participation in our progress and success
- Hybrid work policy providing flexibility
- Enjoy company outings like Ledgerdary Days and partake in regular social events with snacks and drinks
- Comprehensive health insurance coverage, including medical, dental, and vision care
- Opportunities for personal development, coaching sessions, and fitness programs through dedicated partners
- Generous leave policies with five weeks of paid vacation annually, national holidays, and rest & relaxation
- Access to high-performance office equipment and gadgets, including Apple products
- Reimbursement for preferred transportation methods
- Employee discounts on all our products
We maintain an equal opportunity ethos towards all individuals, devoid of gender, ethnic background, religion, sexual orientation, social standing, disability, or age distinctions.
