Principal Blockchain Engineer (Custody)

Our Vision

Blockchains is committed to protecting and empowering individuals through the development of applications, services, and ecosystems designed to change the way people interact with technology, infrastructure, and each other. Software solutions in development by Blockchains focus on preparing the world for the next phase of the internet’s evolution – Web 3.0 – with an emphasis on digital identity, digital asset custody, IoT, and a stable means of digital payment.

Blockchains is dedicated to innovation, and its efforts do not stop at software. Blockchains envisions a world transformed by blockchain technology, in which digital- and real-world interactions are interwoven. Blockchains plans to build out a real-life sandbox in northern Nevada, where it plans, along with other entities and individuals, to prove out this transformation and change the way individuals live, work, and play.

What You Will Do

As Principal Blockchain Engineer (Custody), you will lead a team in software design and development, quality assurance, deployment, and post-deployment maintenance for our blockchain-based crypto products. You will collaborate on functional requirements, product architecture, and design. You will create products and services that interface with public, private, and permissioned blockchains. You will work collaboratively with our Engineering, Product, and Cybersecurity teams to develop products that incorporate advanced private key management and storage technologies. Other responsibilities include:

• Building, maintaining, and deploying native cloud clusters for dozens of blockchain daemons in a scalable, highly available, and redundant manner.
• Developing robust and secure APIs, SDKs, services, and libraries to support wallet services, including hot/cold wallets, staking, and indexing.
• Ensuring quality and performance of the application specifications, including debugging and performance testing of code.
• Developing and executing on novel security solutions to safeguard our clients’ assets.
• Maintaining policies, procedures, and technical documentation. Following and ensuring the implementation of security best-practices and guidelines.
• Collaborating on architecture definitions and developing creative, scalable, and secure solutions for additional product features.
• Providing mentorship to your peers in the broader Engineering team through code reviews and education on best practices.

What You Will Need To Succeed

You must have a passion for building and continuously improving what seeks to be the best crypto custody solution in the market. You can work with numerous cross-functional teams in a fast-paced, growing company. You have experience working with digital-currency custody, blockchain, or cryptography. You have a working knowledge of Kubernetes & Docker, Shamir’s secret sharing scheme, multi-sig wallets, and other common digital wallets, security paradigms, and TCP/IP network stack, DNS, SSL/ TLS, and how traffic on IP networks establishes end-to-end security and trust. You have a proven track record of delivering and owning web-scale pipelines systems in production. You love blockchain technology, want to bring it to the masses, and enjoy delving into novel emerging technologies like MPC (Multi-party Computation).

Technical knowledge of elliptic-curve cryptography, homomorphic encryption, multiparty party computation and privacy-enhancing technologies, WebAssembly, compilers, and virtual machines is a plus.

Your Education and Experience

A Bachelors or Masters degree in Computer Science, or equivalent experience. Three (3) plus years of blockchain experience and five (5) plus years’ experience in building products. You have proven skills in reading, analyzing, and writing code contracts on Ethereum or other blockchains.