Trail of Bits is a cybersecurity research and engineering company focused on securing emerging technologies, critical infrastructure, blockchain systems, and advanced software environments. The company combines security research, custom engineering, threat modeling, and application security expertise to help organizations defend against evolving attack surfaces across modern computing stacks. This remote...

Trail of Bits is a cybersecurity research and engineering firm focused on securing emerging technologies, blockchain systems, and critical infrastructure. The company combines security research, custom engineering, vulnerability analysis, and open-source tooling to help organizations strengthen their defenses against evolving threats. Its work spans blockchain security, infrastructure auditing, fuzzing, consensus...

Ondo Finance develops institutional-grade blockchain investment products focused on tokenized real-world assets, decentralized finance infrastructure, and tokenized US Treasuries. The company operates both a technology division building DeFi systems and an asset management division managing tokenized funds for crypto and traditional financial markets. Its remote-first team is distributed across the...

Ondo Finance is building institutional-grade blockchain-enabled investment products focused on tokenized real-world assets, decentralized finance infrastructure, and tokenized US Treasuries. The company operates with a fully remote team across the United States and works at the intersection of crypto infrastructure, asset management, and blockchain investment technology. This remote part-time role...

Mesh is building infrastructure to enable seamless crypto payments by connecting tokenized assets with real-world financial use cases. This role operates within a distributed engineering team focused on backend systems, APIs, and financial transaction flows across a remote setup. As a Staff Backend Engineer, the position owns system architecture, backend...

N3xt is operating at the intersection of corporate IT and cloud-native infrastructure, focusing on improving reliability, automation, and operational efficiency across internal systems. This role sits within a platform engineering context supporting distributed teams in a remote Canada setup, working with cloud, Terraform, and incident response systems. As a DevOps...

develops payments infrastructure enabling instant, low-cost global transactions using Bitcoin and stablecoins. Its products support enterprise use cases including wallets, deposits, and cross-border payments, with infrastructure designed for scalability and real-time settlement. This role is focused on Spark, a Bitcoin Layer 2 system designed for instant and interoperable payments. The...

building a crypto compliance product within its broader SaaS platform, addressing regulatory requirements across digital assets and financial systems. This product operates in a regulated environment where security, auditability, and system reliability are critical. This Associate Director–level role sits within R&D engineering, owning the technical direction and delivery of the...

Nethermind operates across Ethereum and StarkNet ecosystems, contributing to blockchain infrastructure, protocol development, and security research. The team works closely with protocols to improve smart contract safety, audit systems, and advance security tooling in decentralized environments. This role sits within security engineering, focusing on auditing Solidity-based systems and supporting StarkNet...

Rain builds global payments infrastructure that enables stablecoin-based transactions across card payments, cross-border transfers, B2B purchases, and remittances. The team operates in a lean, high-ownership environment, partnering with fintechs, neobanks, and institutions to deploy real-world financial solutions. This role sits within engineering-facing functions, working cross-functionally with product, operations, and engineering...

Tether operates global digital finance infrastructure enabling reserve-backed tokens across blockchain networks, powering payments, exchanges, and financial integrations at scale. The organization also invests in AI, energy infrastructure, and peer-to-peer communication technologies alongside its core fintech products. This internship is positioned within research and engineering functions focused on large-scale AI...

Parity is hiring a full-time Product Engineer (AI) within its Acceleration department to help shape developer-facing products and ecosystem tooling across the Polkadot network. The role sits on the Product Engineering team and focuses on full-lifecycle product delivery, AI-augmented development workflows, rapid MVP iteration, and scalable web application engineering. Candidates...

Parity is hiring a contract Core Developer to work on runtime and protocol engineering initiatives within the Acceleration department. The team focuses on blockchain infrastructure roles tied to ecosystem growth across the Polkadot network, including tooling, integrations, and core protocol functionality.  This remote role involves collaborating with product, design, and...