Job Description

Chicago, United States | Posted on 06/16/2026 Job Location: Chicago, IL - 60604, (Hybrid- 3 Days In Office, 2 Remote) Experience Desired Java Spring Boot experience (5+ Years) Experience working as a BlockchainDeveloper or a similar role in the IT department (3+ Years) Experience leading to a completeunderstanding of the software development lifecycle (10+ Years) Expertise in building robustsystems (resiliency, fault tolerance, scalability) at scale (10+ Years) Code in various languages such asSolidity, Java, Node JS, Python, GoLang, Rust and others (3+ Years) Experience in working with varioustypes of cryptography to secure data (3+ Years) Outstanding understanding of datastructures and algorithms (3+ Years) Required Minimum Education Bachelor’sDegree Job Description Only those lawfully authorized to work in the designated country associated with the position will be considered. Please note that all position start dates and durations are estimates and may be reduced or lengthened based upon a client’s business needs and requirements. Education Bachelor’s degree in InformationTechnology or Computer Science Required Qualifications Java Spring boot 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 softwaredevelopment lifecycle Expertise in building robust systems (resiliency, fault tolerance, scalability) at scale Demonstrate excellent ability to code in various languages such asSolidity, Java, Node JS, 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 cyber attacks Ability to work in a team or individually as and when required Possess excellent communication skills 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 responsible for developing application features and interfaces using blockchaintechnology 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 blockchainnetwork 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 #J-18808-Ljbffr 3Core Systems

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