Alchemy builds developer infrastructure and tooling that supports onchain applications and distributed protocols. This role focuses on designing and maintaining smart contract–based protocols that extend Alchemy’s developer platform. As a Smart Contract Engineer, you will architect distributed protocols with a focus on security, scalability, and performance, and maintain them in...

OpenZeppelin is a blockchain security company focused on protecting decentralized applications and smart contracts. The team develops open-source contract libraries and provides security services that support the full lifecycle of blockchain projects. As a Blockchain Security Researcher, you will analyze smart contracts for decentralized applications prior to launch, identify vulnerabilities,...

SatoshiLabs is the company behind Trezor, a hardware wallet product focused on secure self-custody of digital assets. The team works on open-source software and hardware and maintains industry standards related to wallet recovery and security. This role is part of a remote-first, cross-platform product team responsible for the Trezor Suite...

This role sits within Securitize’s engineering team and focuses on building and maintaining blockchain-based systems that support tokenized real-world assets. The position involves developing backend services using Node.js, NestJS, and TypeScript, alongside designing and deploying Solidity smart contracts on Ethereum and other EVM-compatible networks. The developer contributes to CI/CD pipelines,...

This full-time role contributes to CertiK’s blockchain security services across smart contract auditing, security reviews, and broader cybersecurity work. The position focuses on identifying and analyzing vulnerabilities in blockchain systems, documenting attack patterns, and supporting the development of tools for feature-based code analysis. The role operates at the intersection of...

This internship role focuses on building AI-driven capabilities for blockchain security auditing. The intern will work alongside CertiK’s blockchain security team to develop and integrate large language model (LLM)–based agents that analyze smart contracts and surface potential vulnerabilities. The position emphasizes applied research, experimentation, and translation of academic work into...

Tempo is a layer-1 blockchain designed specifically for stablecoins and real-world payment flows, drawing on experience from global payments infrastructure and crypto systems. The team is building a payment-first network focused on reliability, scalability, and predictable costs for high-volume use cases. As a Blockchain Infrastructure Engineer, you will own and...

Supra is a Switzerland-based, remote-first Web3 company building decentralized data infrastructure focused on oracle services, consensus mechanisms, DeFi, and Layer 1 technologies. The team operates globally and works on system-level blockchain components designed for performance, scalability, and security.As a Blockchain Developer (Rust / Move), you will design, develop, and maintain...

Pod Network is an early-stage Web3 startup developing a new layer-1 protocol focused on improving system performance and user experience in decentralized networks. The team is working on a chainless, blockless, and leaderless architecture that rethinks traditional consensus design. As a Smart Contract Engineer, you will be responsible for building...

Fortytwo is developing a decentralized AI protocol on Monad that uses idle consumer hardware to enable swarm-based inference for small language models. The protocol focuses on distributed computation, resilience, and efficient collaboration between decentralized nodes to support advanced multi-step reasoning at reduced cost.The Senior Rust Developer role is responsible for...

Hyperlane develops a permissionless, modular interoperability protocol that enables developers to connect blockchains through a configurable security model. The protocol provides APIs that allow interoperability to be added to any chain without centralized approval, supporting Layer 1s, rollups, and application-specific chains.The Senior Rust Engineer role focuses on building and maintaining...

1inch is a DeFi ecosystem that develops protocols, APIs, and products used for trading, holding, and tracking digital assets through self-custodial infrastructure. The blockchain engineering team is responsible for building and maintaining core smart contract systems and on-chain components that support decentralized trading and cross-chain functionality.The Senior Software Engineer (Blockchain)...

GRVT is building a trading platform with a focus on performance, reliability, and continuous operation. The Senior Backend Engineer role sits within the Trade Engineering team and is responsible for designing, developing, and operating core backend components such as matching engines, order management systems, and real-time market and trade data...

Allium is a blockchain data infrastructure company focused on making on-chain data accurate, accessible, and usable at scale. The Blockchain Data Wizard role sits within the engineering team and is responsible for transforming raw, fragmented blockchain data into standardized, production-ready data models. This position combines protocol research, data engineering, and...

Crypto.com’s Blockchain Engineering group builds and maintains software for venture-style initiatives that extend beyond its core products. This senior QA automation role focuses on ensuring quality across scalable applications spanning frontend interfaces and backend infrastructure. The position emphasizes automation-first testing, test framework development, and close collaboration with engineering and product...