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Full Stack Engineer, Blockchain
Build and maintain high-volume blockchain infrastructure for DeFi connectivity and multi-chain integrations, using Node.js/TypeScript and Web3 tooling.
Technical Lead/Chief Security Architect
Lead security architecture for a large federal health IT program, bridging legacy systems with cloud, AI, and emerging tech while ensuring compliance with NIST, FedRAMP, and HIPAA.
Software Engineer (Full-Stack, UI-Heavy), Confluent TEAR Team, Security POD
Builds secure, UI-heavy features for Confluent’s cloud platform using React, Redux, TypeScript, and Go/Java, focusing on identity, RBAC, and audit workflows.
PKI Software Engineer
Develops and maintains Public Key Infrastructure (PKI) software for DoD modernization, focusing on post-quantum cryptography migration within Red Hat Enterprise Linux and related systems.
Solution Architect / Designer
Design quantum-safe enterprise architectures, documenting patterns and risks while guiding teams on post-quantum cryptography and cybersecurity best practices.
Senior Cloud Security Engineer
Design and implement secure cloud architectures on Google Cloud for enterprise customers, advise on compliance, and guide migrations while traveling up to 30% for onsite delivery.
IT/Desktop Support Technician
Be the trusted tech partner behind pharmacy success! Starting at $25/hour At Liberty Software, we proudly partner with client pharmacies across the country, helping them support their patients with powerful,…
Security Specialist - EMEA (location flexible)
Own security and compliance conversations for ClickHouse in EMEA, translating architecture into controls frameworks for CISOs and auditors while designing secure deployment patterns.
Bitcoin Security Director
Lead MicroStrategy’s Bitcoin Security Program, advising on protocol risks, cryptography, wallet architectures, and custody strategies while engaging with exchanges, custodians, and core developers.
Crypto Data Security Engineer | PKI & HSM Specialist
Implement cryptographic solutions, manage encryption keys, and maintain HSMs and PKI to secure data assets using Java and TLS/SSH protocols.
Crypto & Data Security Engineer — PKI, TLS & HSMs
Build and maintain encryption systems using PKI, TLS, and HSMs; implement certificate lifecycle management and collaborate with vendors and internal teams.
Data Security Engineering - Crypto Administrator (VP1)
Administers cryptographic systems and data encryption for a global financial-services firm, managing HSMs, PKI, TLS/SSH, and certificate lifecycle.
Data Security Engineer: Crypto and Network Expert
Design and implement cryptographic security for banking systems, managing keys, HSMs, PKI, and secure network protocols to protect financial data.
Data Security Engineering - Network/Crypto Engineer
Design and implement cryptographic systems for a major bank, focusing on encryption, key management, PKI, and security protocols like TLS/SSH.
Data Security Engineering - Network/Crypto Engineer
Design and implement cryptographic systems for a major bank, focusing on encryption, key management, PKI, and secure protocols like TLS/SSH.
Senior Backend + DevOps Engineer (TypeScript/Node.js)
Build and scale backend services and infrastructure for a gaming platform using TypeScript/Node.js and Kubernetes, integrating AI across systems.
Secrets Management Platform Engineer (R-00196)
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.
Freelancer - DevOps / SecOps / Security Analysts
Freelance DevOps/SecOps role building secure infrastructure and responding to security incidents for healthcare-focused projects in a collaborative AI-assisted environment.
Senior Full Stack Engineer
Builds full-stack web apps with React frontends and Golang/Node.js backends, integrating blockchain tech and APIs for a crypto-focused product.
Fullstack Engineer
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.