Fireplace builds a pro-trading terminal for prediction markets, focused on delivering real-time data, execution speed, and institutional-grade workflows. The backend team owns systems that process high-frequency market data, power trading decisions, and ensure reliability under load. This role aligns with blockchain infrastructure roles, where backend performance directly impacts product correctness....

Fireplace builds a pro-trading terminal for prediction markets, focused on real-time data delivery, execution speed, and institutional-grade workflows. The team operates in a high-intensity environment where frontend performance and backend correctness directly impact trading outcomes. This role sits within blockchain infrastructure roles, owning the full stack from UI to API...

Immunefi operates as a security platform in the decentralized economy, connecting ethical hackers with blockchain protocols to protect billions in user funds. The company sits at the intersection of security, infrastructure, and ecosystem growth, working across global remote teams. This role aligns with web3 security roles, focused on building structured...

Parity builds core blockchain infrastructure including Polkadot, Polkadot SDK, and Kusama. This contract-based, remote role sits within the Security Engineering team and focuses on strengthening security across decentralized systems and Rust-based software components. The Security Engineer will conduct deep manual and automated audits, write secure Rust code where required, and...

Coinbase is a global cryptocurrency exchange and blockchain infrastructure company focused on expanding economic access through digital assets and onchain financial systems. The Senior Blockchain Security Engineer role sits within Coinbase’s Blockchain Security (BlockSec) team, which focuses on protecting funds, protocols, and wallet interactions across blockchain networks. This position operates...

Risk Labs is the core development team supporting decentralized protocols including UMA and Across. UMA provides an optimistic oracle that records verifiable data on blockchains, while Across focuses on cross-chain interoperability using intent-based architecture. The Senior Solutions Engineer role works at the intersection of engineering, product, and partnerships to support...

IntellectEU is an international technology company focused on digital finance, financial messaging, and emerging technologies. Since 2006 the company has worked with financial institutions on large-scale integrations, payment infrastructure, and digital asset platforms, including being a SWIFT service partner. Its engineering teams build distributed systems and blockchain infrastructure used in...

Ritual is building a blockchain execution layer designed for AI-native operations, combining distributed systems, crypto infrastructure, and AI model access into a unified network. Their stack includes a live private testnet and products enabling both on-chain and off-chain AI execution. This role sits at the core of scaling distributed infrastructure,...

NDAX is a cryptocurrency exchange based in Canada focused on building digital asset trading infrastructure and blockchain-based financial services. The company operates an exchange platform and develops blockchain technology solutions within its engineering division. This role involves working as a Full Stack Blockchain Developer responsible for building and maintaining Ethereum-based...

Swissblock Technologies is a private investment firm focused on integrating cryptocurrency markets with cross-asset investment strategies. The firm manages systematic multi-strategy portfolios that combine digital assets with traditional financial markets using quantitative research and algorithmic trading systems. The Senior Quantitative Researcher will join the Systematic Crypto Group, where researchers transform...

MoonPay builds a unified payments infrastructure enabling users to buy, sell, swap, and transact digital currencies through a compliant and scalable platform operating across the United States, UK, and EU. The system integrates identity verification, fraud detection, and settlement layers to support high-volume global transactions. This Fullstack Engineer role sits...

Elliptic builds AI-powered compliance and risk intelligence tools that help organizations investigate blockchain transactions and detect financial crime. Their platform processes large-scale blockchain data to enable faster, more accurate decision-making for compliance teams. This role sits within the Automation Forge team, focused on backend systems and AI integrations powering Elliptic’s...

Cycles is building stablecoin-native payment infrastructure through Cycles Pay, enabling businesses to manage treasury, issue invoices, and optimize payment flows while reducing working capital inefficiencies. The platform integrates fintech workflows with on-chain systems to improve liquidity, settlement, and cash flow management. This role owns end-to-end application development across backend, web,...

Fun is building backend infrastructure for digital asset payments, enabling seamless transactions across crypto, fiat, and exchange balances within a unified system. The platform focuses on reducing friction in global value transfer by supporting on-chain execution, asset conversion, and payment routing across providers. This role sits within the Payments Infrastructure...

MoonPay operates a unified payments platform enabling users and businesses to move between fiat and crypto through compliant, end-to-end infrastructure. The engineering team works in small cross-functional pods (4–6 engineers) focused on building scalable transaction systems, wallets, and DeFi integrations. This role sits within backend/platform engineering and owns high-volume transaction...