Smart Contracts Jobs

Senior Sales Executive (Government) to lead Chainlink Labs’ public-sector GTM, build strategic government relationships, and close complex procurement-driven deals across federal, state, and local agencies.

Lead development of XRPL programmability by designing and integrating a WebAssembly VM into the C++ core using modern C++ and Rust to advance smart contract support and ledger scalability.

Lead tokenomics design and community growth for Spree.Finance, creating sustainable token systems and scaling an engaged crypto-native ecosystem.

Inversion seeks a pragmatic Full Stack Blockchain Engineer in New York to build and scale blockchain-enabled products that connect traditional business processes with decentralized infrastructure.

Fifth Third is hiring a remote Product Innovation Technologist to research, prototype, and architect innovative financial products and technologies that drive long-term enterprise strategy.

Senior Back-End Engineer needed to build and operate scalable Nest.js/TypeScript backend systems with blockchain integrations for a global gaming and esports platform.

Inclusive & Diverse

Collaboration over Competition

Growth & Learning

Mission Driven

Transparent & Candid

Coinbase is hiring a Software Engineer (Security) to build automation and security guardrails that eliminate vulnerability classes and scale security across cloud and application stacks.

Experienced backend engineer wanted to build and operate high-scale Web2/Web3 backend systems for a gaming/esports platform with full remote flexibility.

Tempo is hiring a Technical Product Manager to shape and scale the products powering its payment-focused layer-1 blockchain, from developer APIs to payments integrations and validator infrastructure.

Lead the development of scalable DApps combining React/Next.js front ends, Node/Python back ends, and blockchain integrations to drive Zircuit's AI+blockchain products forward.

Work at the intersection of compilers and blockchain security as a Solidity Compiler Frontend Engineer, building parsing, AST, and semantic analysis components that integrate with formal verification tools.

Work as a Senior Backend Engineer at XBorg to build scalable web2 backends and implement selective web3 integrations that power fan experiences for top esports brands.

Build and own the mobile applications for Credit — a fast-growing undercollateralized lending platform that marries mobile UX with blockchain-backed smart contracts.

Build scalable, secure core infrastructure and SDKs for a venture-backed cross-chain payments startup focused on making blockchain integrations simple and reliable.

Blackbird Labs is hiring a Senior Backend Engineer in New York to build secure, scalable backend systems that integrate blockchain payments and on-chain wallets with traditional payment rails.

Lead Symbiotic's business development efforts to forge tier‑1 partnerships across L1s/L2s, DeFi protocols, wallets and institutional partners while scaling a world‑class BD function.

Lead a team building production-grade smart contracts and tokenization solutions at Franklin Templeton, driving secure, scalable blockchain innovation for digital asset products.

A paid summer internship with the Ethereum Foundation's Protocol Security team focused on research, tooling, and security analysis to help protect Ethereum's protocol.

Inversion is hiring a forward-deployed engineer in NYC to build, integrate, and operate blockchain and fintech systems that drive real business transformation across portfolio companies.

Lead the development of OleOle’s live-scores data pipeline and canonical club catalog while owning Solana token architecture and smart-contract integration for a football-focused decentralized super app.

Build and deploy production-grade Solidity smart contracts and backend systems at Ether.fi, a leading decentralized finance platform focused on non-custodial crypto banking.

Lead the technical direction and build the Rust-native backend, blockchain token systems, and AI-powered features as a hands-on CTO/co-founder for a high-impact sports crypto startup.

Senior backend engineer role focused on building Immutable Passport — a multi-chain, non-custodial wallet and passwordless authentication platform — using Golang and TypeScript.

Experienced Oracle Fusion Cloud PPM techno-functional consultant needed to lead full-cycle PPM implementations, integrations, and data migrations for a Newark-based client ERP team.

A crypto-first CTO Advisor role to harden reliability, introduce pragmatic SRE/SDLC/MLOps cadence, and hand back operational runbooks and dashboards to the engineering team.

CoinTracker seeks a DeFi Analyst to drive DeFi coverage, automate tax-relevant transaction categorization, and scope new blockchain integrations across EVM and non-EVM ecosystems.

Work with Trail of Bits' blockchain security team to audit smart contracts, develop analysis tooling, and advise leading blockchain projects on architecture and vulnerability mitigation.

Lead the product lifecycle for developer-facing APIs and blockchain infrastructure at a remote-first crypto org, driving technical discovery, roadmap execution, and exceptional developer experiences.