12 blockchain application developer jobs at 11 companies in United States
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Blockchain Application Developer Intern
Silver Spring, Maryland, United States
RemotePart Time, Internship
Basic software development knowledge; familiarity with programming, blockchain, Web3, smart contracts, and web technologies; analytical and security skills; pursuing or recently completed a technical bachelor's or master's degree.
JavaScript, TypeScript, Python, Java, Solidity, Ethereum, Polygon, Hyperledger, Web3.js, Ethers.js, Hardhat, Remix, React, Node.js, REST APIs, HTML, CSS, Git, GitHub, Docker, Visual Studio Code, Linux, SQL, NoSQL
2mo
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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
1w
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Lead Software Engineer - Java, Blockchain
Jersey City, New Jersey, United States
$176k-$260k/yr OnsiteFull Time
5+ YOERequires 5+ years coding in Java or Python, system design and application development experience, blockchain and Ethereum knowledge, AWS experience, SDLC and agile expertise, and responsible AI-assisted development leadership.
Java, Python, AWS, Ethereum, Terraform, CI/CD, Software Development Life Cycle (SDLC)
1mo
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Application Security Engineer
United States
$120k-$154k/yr RemoteFull Time, Contract
Experienced application security engineer to run vulnerability management, embed security into SDLC, perform threat modeling, manage pen tests, participate in incident response, and mentor engineers.
CI/CD, blockchain, AI
1w
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Staff React Native Engineer
New York City, New York, United States
OnsiteFull Time
React Native specialist experienced in scalable mobile applications, native modules, iOS and Android development, performance optimization, APIs, real-time data, and blockchain technologies.
React Native, iOS, Android
2w
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Senior Frontend Engineer
United States
RemoteFull Time
5+ YOERequires 5+ years of software engineering experience, including 2 years with TypeScript, proficiency in TypeScript, React, and Next.js, blockchain knowledge, UX familiarity, and scalable web application experience.
TypeScript, React, Next.js, General Data Protection Regulation (GDPR), California Consumer Privacy Act (CCPA)
2mo
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QA Engineer
United States or Argentina or Brazil or South America or Europe
RemoteFull Time
Experience testing blockchain protocols, trading systems, and distributed applications; proficiency in Python, test automation, Playwright/Pytest, CI/CD, Docker, Kubernetes, and API debugging; strong troubleshooting and communication skills.
Python, Playwright, Pytest, CI/CD, Docker, Kubernetes, REST, gRPC, WebSocket
2w
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Senior Analyst - Digital Assets Security
Chicago, Illinois, United States
$89k-$180k/yr OnsiteFull Time
7+ YOE7+ years in information, application, or cyber security; bachelor's degree; 3+ years in blockchain or digital asset security; threat modeling and security assessment experience; secure development knowledge.
Solidity, Ethereum, EVM, AWS, Slither, Mythril, Echidna, Hardhat, Foundry, Microsoft Excel
1mo
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Lead CX Solution Manager
New York City or London or Hong Kong
$160k-$185k/yr OnsiteFull Time
7+ YOE2+ Mgmt7+ years product/application development experience, 2+ years people management, Agile delivery, fintech/blockchain knowledge, strong client relationship and analytical skills, BS/MS in Computer Science.
UML, Gherkin, Agile
1w
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Computer Scientist Cybersecurity
Homewood or Huntsville or Mobile or Montgomery or Fayetteville or Fort Smith or Little Rock or Arizona or California or Colorado or Connecticut or District of Columbia or Delaware or Florida or Georgia or Iowa or Idaho or Illinois or Indiana or Kansas or Kentucky or Louisiana or Massachusetts or Maryland or Maine or Michigan or Minnesota or Missouri or Mississippi or Montana or North Carolina or North Dakota or Nebraska or New Hampshire or New Jersey or New Mexico or Nevada or New York or Ohio or Oklahoma or Oregon or Pennsylvania or Rhode Island or South Carolina or South Dakota or Tennessee or Texas or Utah or Virginia or Vermont or Washington or Wisconsin or West Virginia or Wyoming
$126k-$197k/yr OnsiteFull Time
1+ YOEBachelor's degree in computer science or 30 semester hours in mathematics, statistics, and computer science, plus 1 year of GS-13-equivalent specialized experience in advanced computer science and cybersecurity applications.
artificial intelligence, natural language processing, deep learning, blockchain technology, USAJOBS, USA Hire, Microsoft Word, Microsoft Excel
1w
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RFID Applications Engineering Co-op - Spring 2027 ( plus one semester)
Miamisburg, Ohio, United States
$26-$29/hr OnsiteInternship
Pursuing a bachelor's degree in engineering; familiarity with electronic systems and introductory programming preferred. Requires reliable transportation, two-semester availability, and ability to travel 10–20%.
RFID, Internet of Things (IoT), Blockchain, Microsoft Word, Microsoft Excel, Google
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RFID Applications Engineering Co-op - Summer 2027 (plus one semester)
Miamisburg, Ohio, United States
$26-$29/hr OnsiteInternship
Pursuing a bachelor's degree in engineering; familiarity with electronic systems and introductory programming preferred. Requires reliable transportation, two-semester availability, and 10–20% travel.
RFID, Internet of Things, Blockchain, MS Word, Microsoft Excel, Google Equivalent