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...

Category Labs (formerly Monad Labs) is building high-performance infrastructure around an optimized EVM client designed to improve blockchain throughput without sacrificing portability. This position sits within web3 smart contract roles focused on application-layer engineering over a next-generation EVM implementation. As a Smart Contract Engineer, you will design and implement Solidity...

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...

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...

OP Labs builds the infrastructure behind Optimism, enabling scalable Ethereum-based networks and enterprise-grade onchain systems. This role sits within blockchain infrastructure roles, focused on driving adoption of onchain financial services across fintech companies and crypto exchanges in the United States. As a Senior Product Manager, you will define and execute...

0x is building developer infrastructure and trading APIs that power decentralized exchange aggregation and onchain trading experiences. This role sits within web3 smart contract roles and growth-focused product systems, supporting a remote team building high-scale DeFi products used across wallets and trading platforms. As Growth Product Manager for Matcha Web,...

Alchemy is a developer platform powering blockchain infrastructure, APIs, and tooling used by web3 and web2 companies building on-chain applications. This role fits within blockchain infrastructure roles, supporting large-scale systems handling billions of API requests across the Solana ecosystem in the United States. As Product Lead for Solana, you will...

Pod Network is an early-stage Web3 protocol team building a novel layer 1 system with a chainless, blockless, and leaderless architecture. This role fits within web3 smart contract roles, focused on Solidity-based protocol development across a remote engineering team spanning Europe, the UK, and North America. As a Smart Contract...

Tempo is a layer 1 blockchain focused on stablecoins and real-world payments, designed to support high-volume financial transactions with predictable and low-cost infrastructure. This role fits within blockchain infrastructure roles, supporting production systems across a remote US-based engineering setup. As a Blockchain Infrastructure Engineer, you will own infrastructure systems that...

CertiK is a blockchain security company focused on audits, security research, and infrastructure protection across decentralized systems. The firm has audited thousands of Web3 projects and supports protocols securing large volumes of digital assets. This Junior Blockchain Security Engineer role sits within web3 security roles and supports smart contract audits,...

Veda builds DeFi infrastructure that enables financial platforms to launch on-chain yield products through enterprise-grade integrations. The protocol supports multiple large vault products and operates at multi-billion TVL scale with a global user base. This Smart Contract Engineer role focuses on Solidity development across vault systems, upgradeable proxy architecture, account...

Svix is an infrastructure startup focused on server-to-server communication, beginning with webhook delivery systems used by high-growth startups and enterprise customers. The company builds scalable backend systems designed for performance, reliability, and strong developer experience. This Rust Backend Engineer role is a full-time, on-site position in San Francisco. The engineer...