Blockaid is redefining trust in blockchain through advanced, integrated security. Our on-chain security platform is trusted by leading Web3 companies—including Coinbase, MetaMask, Uniswap, Backpack, Stellar, and others—to detect, understand, and automatically prevent or minimize the impact of fraud, scams, hacks, and financial threats.

We are backed by top-tier global investors including Sequoia Capital, Ribbit Capital, and Cyberstarts—firms known for supporting the most innovative and influential companies in technology and cybersecurity.

As a Security Researcher at Blockaid, you will be responsible for leading in-depth research into emerging blockchain threats and vulnerabilities and developing real-time detection and mitigation capabilities in close collaboration with our engineering and product teams.

Your Chain of Impact:

• Drive deep technical research into blockchain protocols, smart contracts, and decentralized applications to uncover novel threats.
• Identify and analyze vulnerabilities, exploits, and attack vectors across Web3 ecosystems.
• Build detectors, heuristics, and models; collaborate with engineering to integrate them into our real-time on-chain exploit detection system.
• Design PoC exploits and simulations to validate hypotheses and harden detections.
• Continuously track emerging threats, technologies, and best practices and translate insights into platform improvements.

Your Chain of Strengths:

• 5+ years in security research with a strong track record of practical results.
• 3+ years of hands-on Python, including building research tooling and prototypes.
• Advanced SQL skills; comfortable writing complex queries on large datasets.
• Deep understanding of network protocols and traffic analysis.
• Analytical problem-solver with pattern-finding instincts and clear written/verbal communication.
• Bonus: Practical blockchain/smart contract security experience, relevant cryptography fundamentals, and comfort solving data-driven challenges.

Applicants must have the legal right to work in the country where the position is based, without the need for visa sponsorship. This role does not offer visa sponsorship.

Blockaid is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law.