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Build and maintain blockchain infrastructure that connects financial institutions to DeFi protocols across multiple chains, using Node.js, TypeScript, and Web3 libraries.
Build and maintain scalable backend services for multi-chain blockchain infrastructure, integrating DeFi protocols and optimizing transaction flows across EVM and non-EVM networks.
Build and maintain high-volume blockchain infrastructure for DeFi connectivity and multi-chain integrations, using Node.js/TypeScript and Web3 tooling.
Design quantum-safe enterprise architectures, documenting patterns and risks while guiding teams on post-quantum cryptography and cybersecurity best practices.
Own security and compliance conversations for ClickHouse in EMEA, translating architecture into controls frameworks for CISOs and auditors while designing secure deployment patterns.
Lead MicroStrategy’s Bitcoin Security Program, advising on protocol risks, cryptography, wallet architectures, and custody strategies while engaging with exchanges, custodians, and core developers.
Implement cryptographic solutions, manage encryption keys, and maintain HSMs and PKI to secure data assets using Java and TLS/SSH protocols.
Build and maintain encryption systems using PKI, TLS, and HSMs; implement certificate lifecycle management and collaborate with vendors and internal teams.
Administers cryptographic systems and data encryption for a global financial-services firm, managing HSMs, PKI, TLS/SSH, and certificate lifecycle.
Design and implement cryptographic security for banking systems, managing keys, HSMs, PKI, and secure network protocols to protect financial data.
Design and implement cryptographic systems for a major bank, focusing on encryption, key management, PKI, and security protocols like TLS/SSH.
Design and implement cryptographic systems for a major bank, focusing on encryption, key management, PKI, and secure protocols like TLS/SSH.
Build and scale backend services and infrastructure for a gaming platform using TypeScript/Node.js and Kubernetes, integrating AI across systems.
Builds and operates a centralized secrets-management platform (e.g., HashiCorp Vault or CyberArk) to automate credential rotation, enforce least-privilege access, and integrate with AWS KMS, CI/CD, and Kubernetes.
Freelance DevOps/SecOps role building secure infrastructure and responding to security incidents for healthcare-focused projects in a collaborative AI-assisted environment.
Build and maintain a decentralized derivatives exchange and protocol using Solidity, Go, and cloud-native infra; ship smart contracts, APIs, and monitoring for high-performance crypto trading.
Lead secure DevOps practices for a cybersecurity product team, designing CI/CD pipelines and managing on-premise infrastructure to ensure reliable, automated deployments and robust security.
Build and scale the cloud and networking systems that move sensor data from autonomous trucks into training pipelines and integrate software with vehicle compute and sensors.
Builds and maintains passwordless authentication clients for Windows, macOS, and Linux, integrating credential providers, cryptography, and enterprise identity systems.
Lead elite red-team engagements, mentor operators, and shape offensive security strategy while integrating AI into attack simulations and platform development.
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