Solidity Jobs

Help the Ethereum Foundation lower barriers to adoption for ERC-4337 and EIL by building developer tools, plugins, and multichain testing frameworks.

Work remotely as a Blockchain Security Engineer focused on Solidity, Rust, and Go to audit smart contracts, build security tooling, and protect protocol-level infrastructure.

Lead developer-facing initiatives at Offchain Labs by partnering with top application teams, improving Arbitrum tooling, and advocating for the ecosystem to accelerate adoption and product growth.

Ava Labs seeks a crypto-native Growth Lead to own end-to-end wallet growth across acquisition, retention, and community initiatives for a market-leading Web3 wallet.

Experienced technical pre-sales engineer sought to guide enterprise and Web3 teams through Chainlink integrations by performing technical discovery, architectural design, demos and PoCs in a remote, global role.

Experienced crypto-focused senior engineer needed to architect non-custodial on-chain products, integrate DeFi protocols and wallets, and help scale Wealthsimple's secure crypto platform for millions of users.

Lead the architecture and implementation of Button’s next-generation lending and debt protocol as our Founding Senior Protocol Engineer.

Lead the architecture and deployment of production-grade tokenomics, governance, and upgradeable smart contracts for Ephemera's XMTP protocol.

Lead the development of production-grade DeFi applications at Katana, combining frontend craftsmanship and backend robustness to bring Layer 2 products to market.

Help build and scale Cantina’s web and backend platform as a Full Stack Engineer, contributing to the future of code security in Web3.

InfStones is hiring an Application Engineer to build and maintain blockchain-integrated platform features, working closely with solution architects and open-source communities.

Lead developer relations for a breakthrough layer-1 protocol by creating docs, SDKs, content, and community programs that empower developers and shape the product roadmap.

Eigen Labs is hiring a Staff Security Engineer (Smart Contracts) to lead security design, audits, and formal tooling for high-stakes Ethereum staking and restaking protocols.

Immutable is hiring a Blockchain Engineer to own protocol-level features and scale Layer 2 blockchain infrastructure for high-throughput Web3 games.

An early-stage Web3 protocol team seeks a Solidity engineer to design, implement, and maintain production-grade smart contracts for a novel layer-1 protocol.

Build production-grade Solidity systems for institutional derivatives and cross-chain settlement at a quant-driven digital-assets firm.

Lead technical strategy and coordination for Ethereum developer tooling, blending deep hands-on development with cross-team resource and ecosystem intelligence.

Senior smart contract engineering lead needed to design and deploy secure, production-grade blockchain systems that model institutional financial instruments for a global fintech firm.