Blockchain Developer(Java Springboot)

The Judge Group

Full-time Chicago, Illinois Computer Occupations

Posted:

June 19, 2026

Location:

Chicago, Illinois, United States

Job Description

Our client is currently seeking a Blockchain Developer(Java Springboot)
Key Responsibilities
Architect, develop, and deploy decentralized applications (dApps) with permissioned access at both smart contract and protocol levels
Design, build, and interact with smart contracts across major blockchain/DLT platforms
Develop blockchain oracles to integrate off-chain data with on-chain systems
Build and maintain integration libraries to connect blockchain systems with backend servers and APIs
Collaborate with cross-functional teams to gather requirements, define architecture, and estimate delivery timelines
Ensure system robustness, including scalability, resiliency, and fault tolerance
Provide technical mentorship and promote best practices within the engineering team
Develop and maintain comprehensive documentation for blockchain processes and workflows
Ensure compliance with data protection re...
                

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Job Overview

Job Type: Full-time

Location: Chicago, United States

Posted: June 19, 2026

Deadline: July 29, 2026