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Product Security Engineer – Blockchain Security at Ant-Tech | JobVerse
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Product Security Engineer – Blockchain Security
Ant-Tech
Remote
Website
LinkedIn
Product Security Engineer – Blockchain Security
Singapore
Full Time
2 hours ago
$75,000 - $80,000 USD
No Sponsorship
Apply Now
Key skills
Distributed Systems
Java
Oracle
Rust
Web3
AI
Smart Contracts
Blockchain
CI/CD
Remote Work
About this role
Role Overview
Conduct end-to-end security assessments across blockchain protocols, smart contracts, cryptographic systems, and infrastructure.
Identify real-world vulnerabilities through manual review, adversarial testing, and proof-of-concept exploit development.
Design and execute security testing strategies for protocol components, cross-chain bridges, and distributed systems.
Lead threat modeling exercises and security architecture reviews.
Define and enforce security gates throughout the software development lifecycle.
Collaborate closely with engineering teams to prioritize and remediate security risks.
Build and improve security tooling, fuzzing frameworks, and CI/CD security automation.
Research emerging Web3 attack vectors and proactively mitigate potential threats.
Requirements
Strong hands-on experience in vulnerability discovery and security testing across blockchain systems.
Proven ability to identify real vulnerabilities beyond automated scanning tools.
Experience performing threat modeling and security architecture reviews.
Deep understanding of blockchain security, smart contracts, nodes, APIs, and distributed systems.
Experience assessing cryptographic protocols, trust models, or cross-chain infrastructure.
Strong knowledge of applied cryptography and modern security principles.
Ability to audit and review Rust and/or Java codebases.
Understanding of memory safety, secret management, and secure software development practices.
Experience developing fuzzing infrastructure or advanced security testing frameworks.
Experience with static analysis, dynamic analysis, and automated security tooling.
Background in consensus-layer security or blockchain protocol development.
Experience auditing cross-chain bridges.
Knowledge of threshold signature systems, multisig architectures, and oracle security.
Experience integrating AI-assisted workflows into security review processes.
Tech Stack
Distributed Systems
Java
Oracle
Rust
Web3
Benefits
Competitive compensation package
Fully remote work environment
Opportunity to work on cutting-edge blockchain infrastructure
Exposure to advanced cryptography and distributed systems
High-impact role protecting critical Web3 technology at scale
Work alongside world-class engineers and security researchers
Apply Now
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