Senior Blockchain Security Engineer, Cryptography Research

at DApp360 Workforce LLC
Published May 23, 2023
Location Jacksonville, FL
Category Default  
Job Type Full-time  


DApp360 Workforce is searching for a Senior Blockchain Security Engineer, and Cryptography Researcher to join the crypto revolution, serving more than 89 million accounts in more than 100 countries.

Their mission is to increase economic freedom in the world, and they couldnt do this without hiring the best people. They're group of hard-working overachievers who are deeply focused on building the future of finance and Web 3.0 for their users across the globe, whether theyre trading, storing, staking, or using crypto. Know those people who always lead the group project? Thats us.

There are a few things we look for across all hires we make regardless of role or team. First, we look for candidates who will thrive in a culture like ours, where we default to trust, embrace feedback, and disrupt ourselves. Second, we expect all employees to commit to our mission-focused approach to our work. Finally, we seek people who are excited to learn about and live crypto, because those are the folks who enjoy the intense moments in our sprint and recharge work culture. Were a remote-first company looking to hire the absolute best talent all over the world.

Ready to #LiveCrypto? Who you are:

  • Youve got positive energy. Youre optimistic about the future and determined to get there.
  • Youre never tired of learning. You want to be a pro in bleeding-edge tech like DeFi, NFTs, DAOs, and Web 3.0.
  • You appreciate direct communication. Youre both an active communicator and an eager listener - because, lets face it, you cant have one without the other. Youre cool with candid feedback and see every setback as an opportunity to grow.
  • You can pivot on the fly. Crypto is constantly evolving, so our priorities do, too. What you worked on last month may not be what you work on today, which excites you. Youre not looking for a boring job.
  • You have a can do attitude. Our teams create high-quality work on quick timelines. Owning a problem doesnt scare you but rather empowers you to take 100% responsibility for achieving our mission.
  • You want to be part of a winning team. Were stronger together, and youre a person who embraces being pushed out of your comfort zone.

Security is a primary competency, and the Security Team keeps a watchful eye over every aspect of it. Every day, we go to battle against some of the most sophisticated attackers in the world to protect billions of dollars worth of digital assets and ensure that our customers and employees can enjoy a safe, trusted experience. As we scale globally, our team is scaling along with it, using a blend of tooling, automation, and strategic team growth to ensure that were well-equipped to protect the next billion users of crypto.

Blockchain Security (BlockSec) teams mission is to Secure funds and data from protocol through the wallet. We have a unique opportunity: enabling our customers to easily and securely interface with blockchains, a.k.a. digital asset networks, a.k.a. cryptocurrencies. Blockchains are a cutting-edge technology with many unique security considerations for any entity that supports interaction with them. Understanding those unique considerations requires deep expertise in blockchains and the ability to maintain that expertise over time.

What youll be doing (ie. job duties):

The mission of the BlockSec Research and Engineering team is to enable the whole blockchain security org to operate on the cutting edge of solving crypto security problems. We expect to accomplish this with a multi-pronged strategy, including identifying and analyzing risks of emerging trends in Blockchain Security, developing minimum viable products to improve the Blockchain Security teams performance, understanding new risks posed by novel crypto asset design, and ensuring we have a pipeline to apply all these learnings to designing and maintaining a backend engineering systems.

This role includes:

  • Analysis of advanced cryptographic techniques like multi-party computation (MPC), zero-knowledge proofs (ZK), etc. used in the design of certain blockchain technologies, related backend systems, and new products. Providing critical feedback on their use help understand the risks they pose and how to handle them systematically.
  • Analysis of complex blockchain protocols and emerging blockchain technologies like staking, bridges, rollups, etc., especially from a cryptographic perspective. Providing a risk assessment of them, how to manage and mitigate the risks, etc.
  • Staying on the cutting edge w/ Blockchain Security knowledge by identifying trends in Blockchain security using external research in the industry, new technological developments, security incidents, etc.

What we look for in you (ie. job requirements):

  • 7+ years of experience in working with advanced cryptographic techniques like multi-party computation (MPC), zero-knowledge proofs (ZK), verifiable random/delay functions (VRF, VDF), threshold techniques, etc.
  • 3+ years of experience with the blockchain ecosystem, in particular with new consensus mechanisms and emerging tech
  • Willingness to research BlockSec risks and risk identification and mitigation methods to develop repeatable innovation
  • Knowledge of engineering/tooling and ability to quickly develop working prototypes
  • Ability to investigate a new topic through white papers or blog posts
  • Ability to communicate with technical and non-technical stakeholders in order to drive alignment
  • You have an energy and self-drive for continuous learning as Crypto is a constantly and rapidly changing space
  • Ability to do both long term thinking and short term planning

Nice to haves:

  • An advanced degree like PhD in cryptography, mathematics, or a related field (number of years spent doing cryptography research in PhD can be counted towards the first point in the job requirements listed above)
  • Publications in crypto/blockchain conferences

Pay Transparency Notice: Depending on your work location, the target annual salary for this position can range from $175,100 to $206,000 + target bonus + target equity + benefits (including medical, dental, vision and 401(k)).

ID: G2329

Commitment to Equal Opportunity

we are committed to diversity in our workforce and are proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, creed, gender, national origin, age, disability, veteran status, sex, gender expression or identity, sexual orientation or any other basis protected by applicable law. We will also consider for employment qualified applicants with criminal histories in a manner consistent with applicable federal, state, and local law. We are also committed to providing reasonable accommodations to individuals with disabilities. If you need reasonable accommodation because of a disability for any part of the employment process, let us know the nature of your request and your contact information.

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