GK8 builds cryptographic custody infrastructure for regulated institutions entering digital assets. The tech stack—React, TypeScript, Electron, Redux on the frontend with Python backend—reflects a desktop-first, security-conscious design typical of custody platforms. Engineering dominates the hiring mix (6 of 10 active roles), with senior and principal levels, indicating deep protocol and cryptography work rather than feature velocity.
GK8, acquired by Galaxy (Nasdaq: GLXY) in 2018, provides self-custody technology for digital assets, targeting traditional financial institutions and crypto-native companies. The core product revolves around proprietary cryptographic vaults and uMPC (threshold signature) technology for asset management and token issuance. The company operates across three key surfaces: custody infrastructure, digital asset management platforms, and security hardening. GK8 competes in a market where custody providers differentiate on security certifications and regulatory compliance.
React, TypeScript, Electron, and Redux for frontend; Python for backend. Development tools include Selenium, Jira, Monday.com, and Git. Design assets in Figma and Adobe XD.
Tel-Aviv, Israel. The company was founded in 2018 and is now a subsidiary of Galaxy, a publicly traded holding company (Nasdaq: GLXY).
Other companies in the same industry, closest in size