Senior Backend Engineer

About us

At Flashbots, we're building the foundations of the future Internet and financial system. As an R&D organization, we focus on MEV through our dual engines of open research and breakthrough product development – like mev-geth, Flashbots Protect, MEV-Boost, MEV-Share, Flashblocks, and BuilderNet.

Our vibe is accelerationist, exceptional, kind, and independent. We are explorers, innovators, builders, and thinkers. We thrive on action, curiosity, and impact - driving the future in an iterative way while keeping an eye towards the long term version we want to see in the world.

Flashbots is searching for senior backend engineers for our team focused on rollups. In this role you'll work on foundational infra for leadings rollups, tackle complex technical challenges where each millisecond matters, and work with industry leading experts across scaling, MEV, and DeFi. Your contributions will shape flagship products like Flashblocks and BuilderNet while driving forward essential open-source innovations.

What You’ll Do:

• Lead the development of flagship products and features for rollups.

• Work closely with product, engineering, data, and research teams to do everything from designing to operating cutting-edge crypto infrastructure.

• Push the boundaries for performance for rollups; optimizing for each millisecond to get the most economic activity per second.

• Contribute to open source projects, whether that's our own or close partner's.

Who You Are:

• 4-10 years of experience with production systems.

• You have strong skills in Rust or Go. Bonus points if you’ve dabbled in execution layer/node projects like Geth or Reth.

• Whether you’re working independently or leading a cross-functional team, you have exceptional communication and coordination skills.

• You’ve made meaningful contributions to the Ethereum ecosystem. If you have any, send example PRs or commits to to have your application prioritized.

Nice-to-haves

• Experience with Ethereum, Geth, or other Ethereum clients

  • Alternatively: adjacent infrastructure (e.g., indexers or p2p overlays).

• Worked with Solidity or other smart contract languages.

• You have contributed to open-source work/projects or participate in public technical discourse, such as contributing to protocol specifications.

Details that matter

• Significantly above market rate equity compensation package

• Unlimited PTO with a high level of freedom and autonomy for your work

• Attractive health coverage package for US employees

• $3000 Yearly budget for your individual learning and development goals

• Work alongside the brightest minds in the crypto space

• Help save the world by ensuring crypto remains decentralized, permissionless and censorship-resistant

• Remote working - work from anywhere in the world

• Paid travel - 2 x team on-site in different parts of the world per year plus periodic travel to events

At Flashbots, we are committed to building a diverse and inclusive team. We welcome applications from all qualified candidates regardless of gender, race, ethnicity, religion, sexual orientation, age, or disability status.

Listed in: Crypto Jobs, Remote Web3 Jobs, Web3 Crypto Jobs, Research Web3 Jobs, Developer Crypto Jobs, Engineering Web3 Jobs, Rust Web3 Jobs, Senior Web3 Jobs, DeFi Web3 Jobs, Solidity Web3 Jobs, Contract Web3 Jobs, Open Source Web3 Jobs, Data Web3 Jobs, Smart Contract Web3 Jobs, Ethereum Crypto Jobs, Full Time Crypto Jobs.