Smart Contract Engineer

Aragon; Poland; Remote; PLN 180,000 - 240,000; Full time

Job summary

A pioneering blockchain organization is seeking a Smart Contract Developer to join their Solutions team. You will transform client needs into technical designs and engage in the growth of the Aragon OSx protocol. The ideal candidate has expert-level Solidity experience and a strong foundation in smart contract security. This role offers flexibility as a remote position and requires excellent technical communication skills.

Benefits

Personal development budget

Flexibility in work location and schedule

Qualifications

• 3+ years delivering software to real users, ideally in a fast-paced startup.
• Experience with decentralized finance (DeFi) protocols and smart contracts.
• Fluent communication in English, both written and oral.

Responsibilities

• Transform client needs into technical designs and production-ready code.
• Lead projects from inception to live maintenance with secure delivery.
• Build solutions using software architecture best practices in Ethereum ecosystem.

Skills

Expert-level Solidity experience

Strong foundation in smart contract security

Fluent in TypeScript

Experience working across multiple EVM networks

Excellent English communication

Tools

Foundry

Hardhat

GitHub

Job description

Overview

Aragon is a small team of people that spans a broad range of backgrounds, interests, and geographies. We're entrepreneurs and degens, technologists and skeptics, troublemakers and problem solvers, who are building unstoppable tooling for the next generation of onchain organizations.

Aragon launched the first DAO framework in 2017, securing over $35 billion in assets for the likes of Lido and Curve. We are currently building Aragon OSx, a toolkit for launching secure and modular organizations, and which is used by projects such as Polygon and Taiko.

As a Smart Contract Developer at Aragon, you will be joining the Solutions team, where you\'ll be directly involved in designing and building custom integrations for clients on top of the Aragon OSx protocol.

Responsibilities

• Transform client needs into technical designs and production-ready code, always considering the user.
• Lead projects from inception to live maintenance, emphasizing secure and high-quality delivery at every phase.
• Exhibit deep expertise in Solidity, having not just deployed smart contracts but designed intricate contract architectures addressing real-world business challenges.
• Have an understanding of Decentralized Finance (DeFi) and the workings of major DeFi protocols.Foster enthusiastic collaboration with other product and engineering squads, further deepening everyone’s knowledge of the ever-expanding technologies of web3.
• Engage in daily stand-ups, knowing when your expertise is critical, and step up to proactively solve your teammate’s challenges.
• Build solutions with a strong grasp of software architecture best practices and common standards across the Ethereum ecosystem and in the Decentralized Finance space.

Minimum requisites

• 3+ years delivering software to real users, ideally in a fast-paced startup environment
• Expert-level Solidity experience, including the design and optimization of advanced smart contract systems
• Strong foundation in smart contract security, with a history of successful audits and knowledge of common vulnerabilities
• Strong working proficiency in foundry and hardhat
• Familiarity with or contributions to Ethereum EIPs
• Significant technical contributions to DeFi protocols with at least 8 figures in TVL
• Fluency in typescript, and popular libraries such as Ethers (v5, v6) and viem.
• Experience working across multiple EVM networks - sidechains, OP rollups and Zk rollups
• Proven contributions to open-source projects within blockchain, cryptography, decentralized systems, or the broader web3 ecosystem
• Understanding of how to work in an agile environment, using git, and tools like Linear and Github
• Passionate about the possibilities of decentralized autonomous organizations and the impacts they may have on how humans work together to solve problems
• Excellent English and technical communication - both written and oral
• You are able to attend quarterly offsites - usually located in or around Europe - to work in person with your team

Bonus skills

• Experience or certification in formal verification of smart contracts
• Knowledge or hands on experience working with other parts of our stack, like NextJS, Turborepo, Envio, IPFS
• Interest in the use of LLMs to enhance developer productivity
• Working knowledge of advanced security tools such as HEVM, Slither, Echidna, foundry Invariant tests.
• Demonstrated experience using Vyper, Go or Rust
• Proven mentoring skills, fostering a culture of growth and learning within teams
• Power user of DeFi and/or Web3 applications

We value freedom and responsibility among our contributors. In practice, this means that we\'re a remote distributed organization that\'s flexible as to where you want to work and your schedule. We will trust you to accommodate and support your team, and communicate if you ever feel stretched thin. You will get all of the resources needed to be effective, whether its for setting up your remote work environment or a personal development budget.

This role reports to Aragon X, a Swiss AG dedicated to advancing the Aragon Project. We are an Equal Opportunity Employer supporting a community of DAO builders, developers, and users experimenting with new forms of social coordination and governance.