Blockchain Security Researcher

🕒 June 1

🌏 Anywhere in the World

⏰ Full Time

🟡 Mid-level

🟠 Senior

⛓️ Blockchain Engineer

👻 Ghost score 48%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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OpenZeppelin

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2015

💼 Consulting

📦 Logistics

📣 Marketing

💰 Seed Round on 2018-01

Consulting • Logistics • Marketing

OpenZeppelin is a leading provider of open-source tools and services that secure and streamline smart contract development. They offer a comprehensive suite of solutions, including a secure smart contract library, an interactive smart contract generator (Contracts Wizard), and a defender cloud service for monitoring, automating, and upgrading smart contracts. OpenZeppelin's services include smart contract security audits and emergency response teams to address vulnerabilities promptly. Their ecosystem stack accelerates developer onboarding and ensures high security standards are met in decentralized applications. Trusted by major decentralized projects, OpenZeppelin is a standard-bearer in the blockchain space, focusing on security, scalability, and privacy in smart contract and onchain applications development.

📋 Description

• Review smart contracts for decentralized applications, blockchain infrastructure, and financial institutions before launch. • Identify and prioritize vulnerabilities and present findings to clients. • Drive audits independently from start to finish, using AI as a primary collaborator. • Partner with other researchers when useful to attack code and pressure-test findings. • Analyze protocol architecture, trust assumptions, and operational constraints during design phases. • Design and help develop smart contracts in co-creative engagements with protocol teams. • Use AI throughout the audit process and build reusable team skills, agents, and workflows. • Conduct research into blockchain technologies, vulnerability classes, and emerging attack vectors. • Contribute research findings to OpenZeppelin’s internal knowledge base and the broader ecosystem.

🎯 Requirements

• Hands-on and practical experience in one or more of: software development, cybersecurity, applied mathematics, distributed systems, cryptography, cryptoeconomics or game theory, or DeFi mechanisms. • Experience designing and developing smart contracts, not only auditing them. • Strong working knowledge of Solidity and the broader Ethereum / EVM ecosystem, including common libraries, frameworks, and smart contract patterns. • Daily use of modern AI tooling to expand audit coverage, reason about complex systems, and produce high-quality outputs faster. • Ability to critically evaluate AI-generated code. • Comfort building and extending tooling such as skills, agents, prompts, scripts, or full workflows. • Advanced English level and strong oral and written communication skills.

🏖️ Benefits

• Meet your teammates at company gatherings around the world 😎 • Enjoy the flexibility of fully remote work 🌎 • Take the time you need with flexible time off 🏝 • 8 weeks of paid leave for primary caregivers • 4 weeks of paid leave for secondary caregivers • One-time $3,600 baby bonus 💙 • Up to $500 in equipment support for a home office 🪑 • Medical insurance 🏥 • Learning and development opportunities 🧠 • Monthly stipend for a preferred co-working space 💻