Backend Engineer (Rollups)

Gelatois an all-in-one Ethereum Rollup as a Service Platform built without limits. Designed to be super-fast, incredibly secure, and infinitely scalable, Gelato rollups allow anyone to build and deploy their fully serviced Layer 2 chains on Arbitrum, Optimism, Polygon, Celestia and more at a pace natively integrated with Web3’s favorite tools and services like Etherscan, The Graph, Pyth, Layer Zero and many more launching a production-ready web3 development environment from the Genesis block.

What we offer:

• Join one of the most technically robust teams in the crypto space, operating in a fully remote environment with our headquarters located in the crypto hub of Zug, Switzerland.


• Play a pivotal role in shaping the future of blockchain, by contributing to the development of Gelato’s Rollup-As-A-Service Platform, already trusted by leading projects like Lisk and Astar Network.


• Dive deep into cutting-edge Web3 technologies with exposure to Gelato’s premier Middleware Services stack, including Gelato Web3 Functions and Gelato Relay, foundational to top-tier applications such as MakerDAO, Connext, Abracadabra, and Pancakeswap.


• Earn and have a say with the GEL Token package, granting you a stake in the network’s future and a voice in the strategic direction of the project.


• Be backed by the best, with support from world-class investors including Dragonfly, IOSG, Galaxy Digital, ParaFi, Gnosis, and renowned figures like Stani Kulechov among others, securing your position at the forefront of the Web3 revolution.

Responsibilities:

• Master diverse Ethereum Rollup technologies including Arbitrum, Optimism, Polygon, zkSync, and more, preparing for deployment, operation, debugging, and enhancement activities.


• Architect a high-impact decentralized network, focusing on scalability to manage a sequencer and RPC node infrastructure that processes millions of transactions and handles billions of RPC requests daily.


• Deepen your expertise in Zero Knowledge proofs, embracing the challenge of working with ZK-EVM stacks and pushing the boundaries of privacy and scalability in blockchain.


• Embrace full ownership of your code with a proactive approach to DevOps, ensuring robust deployment and real-time monitoring in collaboration with our Infrastructure team.


• Innovate within Rollup ecosystems, designing and implementing groundbreaking features like Decentralized Sequencing, Eigenlayer restaking, peer-to-peer messaging, threshold signatures, and trust-minimized off-chain computation.


• Enhance network security and resilience, creatively identifying potential attack vectors and failure points, establishing reproducible testing environments, and crafting strategic fixes.


• Develop and refine recovery protocols for our core node software, ensuring system robustness and rapid response to unforeseen events.


• Build and maintain distributed systems designed for exceptional reliability across diverse blockchain environments, setting new standards for uptime and performance.

Requirements

• You can work with high autonomy from research, spec, implementation, deployment, monitoring and patching your code


• Strong written and verbal English communication skills


• You are comfortable with both Software Engineering and DevOps


• You have extensive experience in shipping production-grade code that handles thousands of user interactions or transactions


• Extensive knowledge about the inner workings of the Ethereum client architecture and especially its EVM execution client geth


• Strong knowledge about the inner workings of the various Ethereum rollup clients including but not limited to op-geth, understand the underlying components, and have opinions about the various trade-offs of those components and platforms


• Have a deep understanding of the EVM and how external tooling integrates with it


• 8 years experience with Golang/Rust and Node.js/TypeScript


• 3 years and more experience with p2p network technologies such as libp2p


• 3 year experience with Web3 libraries and backend development (e.g. ethers.js, viem)


• 2 year experience with Solidity


• Strong experience with high throughput database systems


• Strong experience with maintaining scalable microservices systems


• Strong  experience with distributed systems and/or container orchestration


• Strong interest in Web3/crypto industry


• Experience using crypto applications (e.g. Uniswap, Aave, etc.)


• B.S. or higher in computer science, software engineering or related technical field

Technologies we use and teach:

• GETH and its various Rollup forks


• Node.js/TypeScript


• Golang/Rust


• libp2p


• RabbitMQ


• Redis


• GCP (less AWS)


• Ethers.js


• Subgraphs

Benefits

• Work very autonomously


• Generous GEL token package


• Competitive Salary


• Work together with one of the best technical teams on Ethereum


• Build relationships with top teams which are already Gelato users, including MakerDAO, Optimism, Pancakeswap and many more


• Chance to travel the world to go to exciting events and connect with key players in this industry


• Join amazing in-person offsites all over the world