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About us
Founded in 2015 with the mission to protect the open economy, OpenZeppelin is the world leader in securing blockchain applications and smart contracts.
Its bedrock open source Contract Libraries are a public good and industry standard for smart contract development.
OpenZeppelinâs professional expertise, unified with the Defender developer security platform, integrates through clientsâ development lifecycles, so teams can plan, code, audit, deploy and operate projects faster and more safely.
Please note: Always refer to OpenZeppelin's official job page for the most accurate information about our open roles, as we have seen multiple third party job sites posting inaccurate information.
<h3><strong>The Development Team<br></strong></h3>
OpenZeppelin is one of the major contributors to the crypto open source ecosystem, providing open source libraries for Solidity, Cairo, Stylus, Polkadot, Stellar, and Midnight. In this role you will have the possibility to work with some of the most talented developers in the industry to create reusable building blocks for smart contract and dapp developers, and to help in our mission to protect the open economy.
OpenZeppelinâs work on open source is funded by leading L1s and L2s, including EVM and non-EVM platforms. You will be part of OpenZeppelinâs recognized software development team responsible for the widely adopted OpenZeppelin Contracts, Wizard, and Defender.What you'll be doing
As an Open Source Developer, you will join our team that works on open source libraries for smart contracts, as well as associated open source developer tools. This open source will extend the work already done in the widely used OpenZeppelin Contracts library. We are looking for developers who have strength in Solidity, Rust, or Typescript development and have deep knowledge of smart contracts and dapps.
In this role, you will play an essential part in designing and implementing new library modules, communicating with smart contract developers and blockchain network community members to gather feedback, and working collaboratively with other members of the development team to make sure our open source libraries and associated tools meet developer needs and expectations. You will be responsible for smart contract coding, testing, documentation, and security. You may also participate in open source tools development to assist developers using our library.
You have
- 2+ years of experience in software development.
- 1+ years of experience developing smart contracts (Solidity or other languages).
- Good understanding of design best practices and security in the Ethereum ecosystem.
- Prior experience working remotely: strong personal organizational skills, a love for self-time management, and ability to work collaboratively with a team.
- Advanced English communication skills â all of our internal and external communication is in English.
Nice to have
- Experience in Rust, Typescript, React.
- Experience contributing to open source projects.
Logistics:
Our interview process takes place on Zoom and consists of the following stages:
- Recruiter Call (45 mins)
- Team Interview (60 mins)
- Hiring Manager Call (45 mins)
- Paid work test (Lasting up to 10 days)
- Reference checks
Please let us know if you require any accommodations for the interview process, and weâll do our best to provide assistance.
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Benefits
- Company in-person gatherings in different locations around the world ð
- Fully remote work ð
- Flexible time off ð
- Paid parental leave for primary or secondary caregiver ð
- One time work-from-home equipment stipend of up to $500 USD ðª
- Co-working (up to $250/month) ð©âð»
- Medical coverage
- Annual Learning & Development budget ð§
- Referral program
- Work with a global team in a fast-growing industry ð
At OpenZeppelin, we are an equal opportunity employer and we value different perspectives. We are committed to building a diverse workforce. This includes but is not limited to gender, race, sexual orientation, religion, national origin and other characteristics that make each one of us unique. In this uniqueness, we find the most value. Come join us!
Apply Now:
Nethermind
Remote
What are we all about?
We are a team of builders and researchers on a mission to empower enterprises and developers worldwide to access and build on decentralized systems.
Our expertise covers several domains: Ethereum and Starknet protocol engineering, layer-2, AI, cryptography research, protocol research, decentralized finance (DeFi), security auditing, formal verification, real-time monitoring, smart contract development, and dapps and enterprise engineering.
Working to solve some of the most challenging problems in the blockchain space, we frequently collaborate with renowned companies, such as Ethereum Foundation, Starknet Foundation, Gnosis Chain, Flashbots, Forta Protocol, Lido, EigenLayer, Open Zeppelin, RISCZero, Aleph Zero, and many more.
Today, we are a 350+ strong team working remotely across 66+ countries.
About the role:
We’re seeking auditors with smart contract auditing experience to join our team. You’ll work on projects written in Solidity. Knowledge of GoLang is a plus. We are seeking someone who understands the Solidity smart contract ecosystem. You’ll get the opportunity to work at the bleeding edge of Blockchain technology and interact with different teams working in every aspect of Web3 security.
Responsibilities:
- Work directly with protocols in the Solana, Ethereum, StarkNet, and Polkadot ecosystems to review their code and help secure their protocols.
- Collaborate with teammates to maintain and continually improve our existing blockchain security tools using modern software engineering practices.
- Develop new blockchain security tools.
- Engage in meetings with clients to discuss security and best practice improvements.
Must Haves:
- 1+ year(s) of experience in Solidity security analysis (must have).
- Solid understanding of the Ethereum Virtual Machine.
- Fluency in Solidity smart contract security.
- Detailed understanding of common smart contract vulnerabilities.
- Fluency with common tools and frameworks used for the development and security analysis of smart contracts.
- Strong debugging skills and/or experience in reverse engineering.
- Portfolio of audit report.
Nice to Haves:
- Good written and verbal communication skills.
- Understanding of most common DeFi applications.
- Publicly visible audit reports in your portfolio.
- GoLang experience is a plus.
Keep up to date on what we are working on by following us on our social channels: