Blockchain/Smart Contract Security Engineer

Remote /
Engineering /
Quant's mission is to give people real control over their financial future, starting with crypto options. With Quant, you'll be able to trade crypto options instantly, free, in a permissionless and easy to use web and mobile app. We are blurring the line between DeFi and regular finance in regards to option trading.

You will be joining a highly technical team that has deep knowledge of trading, and values shipping beautiful, usable products. We are early adopters in a nascent space, and are continuously laying the groundwork and raising the bar of the decentralized trading standard.

If you’re interested in bringing permissionless crypto options to the masses, where no one entity can decide your financial future, we want to talk to you.

Our Team
We have deep crypto experience with founders that have built a leading crypto exchange, world class marketing making services and contributed to top 10 DeFi code bases. Our partners include top crypto venture capital and market making firms doing billion dollar daily derivatives trading volume. We have strong culture of continuous learning, authenticity, and tenacity. Moreover, the team, our investors, advisors all actually care about what we are building and want to use our own protocol and products.

As a Blockchain Security Engineer at Quant, you'll participate on all security-related processes, focusing on internal audits of smart contracts' systems. You'll integrate systematically formal verification tools and research/follow last blockchain developments to present to the rest of the team.


    • 5+ years of experience in software security.
    • 3+ years of experience with Ethereum smart contracts.
    • Formal education on Computer Science or Mathematics.
    • High-level understanding and experience with Solidity.
    • Experience auditing (internally/externally) DeFi systems, from both technical and economical points of view.
    • Hands-on experience with formal verification tools.
    • Ability to write high-quality security reports, private and public.
    • Interest on Ethereum research and edge advancement on the ecosystem.
    • Solid understanding and proficiency of Javascript/Typescript and/or Python.
    • Production experience developing a DeFi protocol.

- Work with a motivated and proven team building something you'll actually use
- Highly competitive salary
- Equity stake in Quant's success
- Flexible work hours and location
- We're backed by the top VC's in crypto and you'll have access to industry experts