1w
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Blockchain Engineer
Jersey City or Dallas or Tampa or Coppell or Boston
$60k-$115k/yr HybridFull Time
4+ YOE4+ years software engineering experience, 2+ years Rust, 1+ year smart contract development; strong blockchain security, distributed systems and testing/CI/CD experience.
Rust, Soroban, Solana, Stellar, Hyperledger Besu, Playwright, Selenium, Cypress, Postman, CI/CD
2mo
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Blockchain Developer
Manassas, Virginia, United States
$122k-$226k/yr OnsiteFull Time
10+ YOE10-12 years in systems development; strong blockchain, smart contracts, and distributed systems skills.
Hardhat, Truffle, Foundry, Solidity, Rust, JavaScript, TypeScript, Go, Python
4w
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Senior Blockchain Engineer
United States
RemoteFull Time
5+ YOE5+ years software engineering, 3+ years blockchain engineering, Bachelor's in CS/Engineering, strong Solidity, Python or TypeScript experience, excellent communication and system-design skills.
Solidity, Solana, Python, TypeScript
2w
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Blockchain Web3 Engineer
Jersey City, New Jersey, United States
$100k-$120k/yr OnsiteFull Time
4+ YOEStrong blockchain fundamentals, smart contract development (Solidity preferred), EVM and/or enterprise chain experience, node operations, and 4+ years engineering experience.
Solidity, Hardhat, Foundry, Truffle, Remix, Ethereum, Polygon, Arbitrum, Optimism, BSC, Hyperledger Fabric, Corda, Quorum
2mo
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Blockchain / Backend Engineer - Assistant Vice President
Salt Lake City, Utah, United States
$120k-$145k/yr HybridFull Time
5+ years software engineering; 2+ years leadership; DAML/Solidity; Python/FastAPI; APIs; AWS; databases; tokenization; blockchain security; finance knowledge.
DAML, Solidity, Python, FastAPI, AWS, Relational Databases
2mo
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Senior Blockchain Engineer, Digital Assets
Southlake or Austin
$106k-$196k/yr OnsiteFull Time
7+ YOE7+ years software engineering; blockchain knowledge; Layer-1; backend services; Go/Java/Rust/Python; cross-team collaboration.
Go, Java, Rust, Python, Blockchain indexers, Explorers, Chain analytics
1mo
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Blockchain Security Lead
New York City or North America or Europe or Asia
HybridFull Time
10+ YOEBachelor's in CS/Engineering (or equivalent), 10+ years security software engineering, 5+ years blockchain and smart contract security, team leadership, secure SDLC, threat modeling, smart contract audits, cloud-native security expertise.
Solidity, Rust, Solana, Docker, Kubernetes, TLS/PKI, generative AI, automation platforms, data copilots, frontier models
3mo
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IT Blockchain Intern
Kansas City, Missouri, United States
$26k-$49k/yr HybridInternship
Pursuing a bachelor’s or master’s degree in computer science, information systems, engineering, mathematics/statistics or related field; interest/experience in blockchain and digital assets; strong analytical and communication skills; ability to work independently and with cross-functional teams.
Blockchain, Ethereum, Hyperledger, Solidity, AWS
2w
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[Contractor] Senior Blockchain Engineer (US based)
United States
RemoteContract, Full Time
Proven experience building or integrating blockchain infrastructure, strong understanding of Layer-1 mechanics, backend and distributed systems skills, advanced English, and ability to work as a US-based contractor with business registration and USD-capable bank.
2mo
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(Senior) Blockchain Solutions Engineer/ IT & Development
Miami or Hong Kong
HybridFull Time
5+ YOE5+ MgmtLead design and implementation of enterprise-grade blockchain platforms; manage architecture; collaborate with teams; experience with Hyperledger, Quorum, Cosmos SDK; cloud deployment; 5+ years tech leadership; English/Chinese proficiency.
Hyperledger Fabric, Corda, Cosmos SDK, Go, Java, Node.js, REST, gRPC, AWS, Azure, GCP, Alibaba Cloud
2mo
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Senior Blockchain Security Developer (Canton)
United States
RemoteFull Time
3+ YOEProduction Daml fluency; 3+ years of UTXO-based protocol development; 3+ years DeFi engineering in production; security-first mindset; library/SDK API design; cross-chain interoperability; institutional/compliance design fluency; AI-native workflow; experience applying AI to security work; fluent English communication; autonomous work style.
Daml, Canton, CIP standards, DeFi primitives, AI tooling
6d
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Experienced principal blockchain engineer with payment and exchange building experience
Santa Monica, California, United States
OnsiteFull Time
5+ YOE5+ years blockchain development; smart contract design and audit; Solidity/Rust/JavaScript/Python/Go proficiency; wallet and crypto payments integration; Layer 2 scaling and security expertise; CS-related degree preferred.
Ethereum, Binance Smart Chain, Solana, Solidity, Rust, JavaScript, Node.js, Python, Go, Mythril, Slither, MetaMask, Trust Wallet, Optimistic Rollups, zk-Rollups, Django, Express.js
1mo
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Senior Blockchain Engineer - Digital Assets Platform - VP
New York, New York, United States
$142k-$213k/yr HybridFull Time
7+ YOEBachelor's in CS/Engineering, 7+ years software development, 5+ years Java/Spring backend experience, familiarity with web3 (Web3J/Web3JS) and Solidity preferred, strong engineering fundamentals and communication.
Java, Spring, Web3J, Web3JS, Solidity, Git, Jira, Jenkins, Helm Charts
6d
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Senior Blockchain Engineer - Digital Assets Platform(Java Developer) - New York
New York, New York, United States
$41k-$145k/yr OnsiteFull Time
Photon: A technology employer building enterprise-grade backend systems and digital assets platform solutions.
7+ YOE7+ years software development experience, strong backend Java/Spring expertise, bachelor's in CS/engineering, familiarity with web3 libraries and DevOps toolchains, strong communication and engineering fundamentals.
Java, Spring, Web3J, Web3JS, Solidity, git, Jira, Jenkins, Helm Charts
1mo
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Senior Blockchain Engineer - Digital Assets Platform - VP
New York City, New York, United States
$142k-$213k/yr HybridFull Time
7+ YOEBachelor's in CS/Engineering; 7+ years software development; 5+ years Java Spring backend experience; familiarity with web3, async programming, DevOps and containerization; strong CS fundamentals and enterprise development practices.
Java, Spring, Web3J, Web3JS, Solidity, git, Jira, Jenkins, Helm Charts
6d
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Blockchain - Sr Lead Security Engineer
Plano or Seattle or Wilmington or Columbus or Jersey City or Palo Alto
$171k-$260k/yr OnsiteFull Time
7+ YOEBachelor's in CS or related,7+ years software development with ≥2 years blockchain experience, strong Java/Python skills, blockchain fundamentals, cryptography (MPC,TSS,DKG,ECDSA,EdDSA), AWS, containers, infra-as-code, API and security best practices.
Java/J2EE, Python, Spring Boot, Flask, FastAPIS, Multi-Party Computation (MPC), ECDSA, EdDSA, BIP-32/BIP-44, AWS EC2, AWS EKS, AWS Lambda, AWS S3, AWS RDS, AWS IAM, AWS SQS, AWS SNS, API Gateway, AWS KMS, Terraform, CloudFormation, Docker, Kubernetes, Oracle, PostgreSQL, DynamoDB, MongoDB, Redis, Datadog, Dynatrace, Splunk, Grafana, Prometheus, Jenkins, GitHub Actions, Spinnaker, GitHub Copilot, Claude Code, OAuth 2.0, JWT, TLS, mTLS
3mo
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Blockchain Data Analyst & Researcher
United States
RemoteContract
3+ YOE3+ years in data science/engineering; blockchain analytics background preferred.
SQL, Python, Pandas, Polars, Scikit-learn, PySpark, Apache Flink, Apache Spark, Apache Iceberg, Apache Hudi, S3, Redis
6d
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Sr. Blockchain Java Developer (FTE / Hybrid)
New York, New York, United States
$100k-$150k/yr HybridFull Time
7+ YOEBachelor's in CS/Engineering,7+ years software development experience,5+ years Java Spring backend experience,web3 and asynchronous programming experience preferred,strong CS fundamentals and DevOps/tool familiarity.
Java, Spring, Web3J, Web3JS, Solidity, git, Jira, Jenkins, Helm Charts
1mo
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FSO Audit - Blockchain Developer - Senior - Bay Area (San Francisco, CA, US, 94105-2907)
San Francisco or San Jose
$123k-$213k/yr HybridFull Time
3+ YOE3+ years application development; Bachelor's (or Master's) in CS/CE/Information Systems; strong blockchain, smart contract, and dApp knowledge; JavaScript/TypeScript, Node.js, React/Angular, Solidity/Ethereum experience; DB, testing, container, cloud, Git, Agile; travel and extended hours flexibility.
JavaScript, TypeScript, Node.js, Express, React, Angular, Ethereum, Solidity, Hyperledger, Solana, Jest, Mocha, NoSQL, SQL, Git, Docker, Podman, Azure, AWS, GCP
1mo
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Senior Staff Software Engineer - Blockchain Platform
United States
$254k-$299k/yr RemoteFull Time
Proven experience leading platform-level engineering for high-throughput blockchain systems; familiarity with staking, bridging, and tokenization; experience applying AI/agent automation; strong cross-team architecture and reliability skills.
EVM, Solana, Bitcoin, AI
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