{"schemaVersion":"jobsearcher.job.v1","id":"27caed9c2d8a2d755534532c","url":"https://jobsearcher.com/jobs/27caed9c2d8a2d755534532c","canonicalUrl":"https://jobsearcher.com/jobs/27caed9c2d8a2d755534532c","title":"Senior Blockchain Developer","description":"Job Role: Senior Blockchain Developer Location: Chicago, IL, USA- Hybrid Duration: 12+ Month Contract Interview: Virtual Note: Every month candidate has to go onsite for team meeting. Must have Skills/Attributes: Cryptography, GoLang, Java, NodeJs, Python, SDLC, Spring Boot Must have 10+ yrs of Blockchain developer experience Must have 5+ Java SpringBoot experience Must have SDLC experience Must be able to code in Solidity, Java, NodeJs, Python, GoLand, and Rust Must have outstanding understanding of data structures and algorithms Education: • Bachelor's degree in Information Technology or Computer Science Required Qualifications: • Java Springboot experience is a must • Experience working as a Blockchain Developer or a similar role in the IT department • Experience leading to a complete understanding of the software development lifecycle • Expertise in building robust systems (resiliency, fault tolerance, scalability) at scale • Demonstrate excellent ability to code in various languages such as Solidity, Java, NodeJs, Python, GoLang, Rust and others • Experience in working with various types of cryptography to secure data • Outstanding understanding of data structures and algorithms • Knowledge of various cybersecurity guidelines and protocols • Strong understanding and knowledge of various kinds of cyberattacks • Ability to work in a team or individually as and when required • Possess excellent communication skills • Have keen eye for details • Manage multiple projects simultaneously Preferred Qualifications: • Experience working with Cloud platforms such as MS Azure, AWS preferred Senior Blockchain Developer Summary: • As a Blockchain Developer, you are responsible for developing application features and interfaces using blockchain technology • You will be also responsible for designing and developing a system that is secure, reliable and scalable • Your primary goal for this job role will be designing, implementing, and administering a secure blockchain network • You should be highly knowledgeable about various blockchain technologies • You should also have an excellent understanding of cryptography and its uses in the blockchain network • You should be knowledgeable about packing & deploying apps via CI/CD pipelines to a cloud platform Job Responsibilities: • Architect, develop and deploy decentralized applications providing permissioned access to data at both the smart contract and protocol level • Develop & Interacting with Smart Contracts implemented on most common Blockchain/DLT technology platforms • Oracle development (connecting \"off-chain\" data to the blockchain) • Construct integration libraries to interface with our server and APIs • Collaborate closely with the rest of the engineering team to review application requirements, help plan implementation details and estimate delivery timelines • Provide mentorship to your peers in the engineering team through education on best practices • Preparing documentation on the blockchain development processes • Adhering to all the rules and regulations of data protection for digital payments • Staying updated with the latest crypto technologies for data protection","company":"Intersources","rawCompany":"intersources","city":"Chesterfield","state":"MO","isRemote":false,"isActive":true,"createdAt":"2026-06-07T01:36:38.435Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.07","title":"Blockchain Engineers","slug":"blockchain-engineers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Senior Blockchain Developer","description":"Job Role: Senior Blockchain Developer Location: Chicago, IL, USA- Hybrid Duration: 12+ Month Contract Interview: Virtual Note: Every month candidate has to go onsite for team meeting. Must have Skills/Attributes: Cryptography, GoLang, Java, NodeJs, Python, SDLC, Spring Boot Must have 10+ yrs of Blockchain developer experience Must have 5+ Java SpringBoot experience Must have SDLC experience Must be able to code in Solidity, Java, NodeJs, Python, GoLand, and Rust Must have outstanding understanding of data structures and algorithms Education: • Bachelor's degree in Information Technology or Computer Science Required Qualifications: • Java Springboot experience is a must • Experience working as a Blockchain Developer or a similar role in the IT department • Experience leading to a complete understanding of the software development lifecycle • Expertise in building robust systems (resiliency, fault tolerance, scalability) at scale • Demonstrate excellent ability to code in various languages such as Solidity, Java, NodeJs, Python, GoLang, Rust and others • Experience in working with various types of cryptography to secure data • Outstanding understanding of data structures and algorithms • Knowledge of various cybersecurity guidelines and protocols • Strong understanding and knowledge of various kinds of cyberattacks • Ability to work in a team or individually as and when required • Possess excellent communication skills • Have keen eye for details • Manage multiple projects simultaneously Preferred Qualifications: • Experience working with Cloud platforms such as MS Azure, AWS preferred Senior Blockchain Developer Summary: • As a Blockchain Developer, you are responsible for developing application features and interfaces using blockchain technology • You will be also responsible for designing and developing a system that is secure, reliable and scalable • Your primary goal for this job role will be designing, implementing, and administering a secure blockchain network • You should be highly knowledgeable about various blockchain technologies • You should also have an excellent understanding of cryptography and its uses in the blockchain network • You should be knowledgeable about packing & deploying apps via CI/CD pipelines to a cloud platform Job Responsibilities: • Architect, develop and deploy decentralized applications providing permissioned access to data at both the smart contract and protocol level • Develop & Interacting with Smart Contracts implemented on most common Blockchain/DLT technology platforms • Oracle development (connecting \"off-chain\" data to the blockchain) • Construct integration libraries to interface with our server and APIs • Collaborate closely with the rest of the engineering team to review application requirements, help plan implementation details and estimate delivery timelines • Provide mentorship to your peers in the engineering team through education on best practices • Preparing documentation on the blockchain development processes • Adhering to all the rules and regulations of data protection for digital payments • Staying updated with the latest crypto technologies for data protection","datePosted":"2026-06-07T01:36:38.435Z","dateModified":"2026-06-07T01:36:38.435Z","hiringOrganization":{"@type":"Organization","name":"Intersources","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Chesterfield","addressRegion":"MO","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"27caed9c2d8a2d755534532c"},"url":"https://jobsearcher.com/jobs/27caed9c2d8a2d755534532c"}}