Senior Application Security Expert

Coins

Shenzhen Hybrid permanent

Posted: September 30, 2025

Job Description

We are looking for a seasoned Application Security Expert to strengthen the funds and blockchain security of our global crypto exchange. This role focuses on securing exchange systems, wallets, big data platforms, and market-making infrastructure, while also leading smart contract auditing and blockchain threat governance.

Responsibilities:
• · Lead application security governance for core systems (trading, wallet, big data risk analysis, market-making).
• · Web service log and API analysis, preferabally with AI.
• · Build monitoring and defense mechanisms for funds security; define baselines, compliance strategies, and incident response plans.
• · Identify and mitigate risks across the transaction lifecycle; apply big data/ML.
• · Audit and automate detection of smart contract vulnerabilities.
• · Research blockchain attack vectors, develop detection rules, and deploy on-chain monitoring tools.

Requirements:
• · Bachelor’s degree or above in Computer Science, Information Security, Cryptography, or related field.
• · 5+ years of experience in application security, blockchain security, or financial risk control; exchange/fintech background preferred.
• · Strong knowledge of exchange funds flow logic and application security frameworks.
• · Hands-on experience with smart contract auditing tools (e.g., Slither, Mythril, Echidna, Foundry).
• · Skilled in big data analysis & risk modeling (Spark, Elasticsearch, Graph DB, ML-based anomaly detection).
• · Strong offensive/defensive security mindset, cross-team collaboration skills, and ability to drive governance into practice.
• · Proficient in English; able to follow cutting-edge blockchain security research.

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