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Software Engineer (Kraków)
Trading Platform Engineer maintaining and improving low-latency trading infrastructure on Linux, including kernel-bypass networking, monitoring/alerting, and production incident support for a crypto market-making firm.
Principal/Senior Software Engineer, Mobile, CEX
Builds and scales real-time market data features for OKX's mobile trading app, integrating AI into trading workflows using mobile and crypto exchange technologies.
Principal/Senior Mobile Engineer, Trading Strategies, CEX
Build and lead the mobile trading bot and copy trading apps for OKX’s crypto exchange, migrating core logic to Rust and driving AI-powered features while ensuring stability and performance.
Backend Engineer
Backend engineer at remilia (in-office, Irvine, CA) building the infrastructure and contract-first APIs behind a social product: social graph and identity, a virtual economy reconciled with on-chain assets, and chat/feeds/notifications. Stack is Go, SQLite, and TypeScript/React in a minimal-dependency monorepo.
Senior Security Engineer, Product & Infrastructure
Senior, hands-on security engineer owning product and infrastructure security at a stablecoin/crypto company building on Solana. Day to day: threat modeling, secure code review across backends and Solana programs, vulnerability management, bug bounty, and CI/CD security tooling, working directly with the Head of Security and CTO.
VP, Algo Trading / SOR Developer
Build low-latency execution systems and smart order routers for crypto markets in Java, collaborating with traders to optimize routing logic and leverage AI tools.
Head of Market Data Development and Engineering
Who We Are: Galaxy Digital Inc. (Nasdaq: GLXY) is a global leader in digital assets and data center infrastructure, growing the economy that runs on code. Galaxy delivers the onchain infrastructure that connects…
Senior Infrastructure Engineer
Senior Infrastructure Engineer at Turnkey, a crypto infrastructure company founded by ex-Coinbase Custody leaders. The role owns production infrastructure (Kubernetes, Terraform-provisioned AWS) and writes real automation software in Go to secure and scale a security-critical platform. Remote, US/Canada based, $200k–$240k.
Solutions Architect - TradFi & Digital Asset Systems
Client-facing Solutions Architect at Galaxy in New York who owns end-to-end technical architecture for custom institutional builds spanning custody, tokenization, settlement, and trading infrastructure. Applies deep TradFi systems experience to digital asset platform design while defending decisions with Tier-1 engineers and executives.