React Web3 Jobs in Illinois, United States

Key Responsibilities

• Develop and enhance enterprise applications with a blockchain component
• Work within a primarily backend environment
• Contribute to a full stack application, though the role itself is backend focused
• Build and maintain:
• Java / Spring Bootbusiness logic
• Blockchain smart contractsusing Solidity
• Cloud based infrastructure hosted primarily in Azure
  
  

Application Stack

• Frontend/UI:React
• Backend:Java, Spring Boot
• Blockchain Layer:Solidity (Ethereum based)
• Cloud:Azure (primary), some AWS exposure
• AI Coding Tools:GitHub Copilot and similar AI assisted coding tools
  
  

Must Have Skills

• Strong Java Development (Required)
• Java is non negotiable
• Majority of the application is built in Java
• Strong experience with:
• Java
• Spring Boot
• Complex backend systems
  
  

Preferred Experience

• 8+ years of Java development
• More senior level experience preferred due to complexity of environment
  
  

Team is flexible if candidate demonstrates strong learning ability

• Solidity / Blockchain Experience
• Experience with Solidity for Ethereum smart contracts preferred
• Candidates with:
• Strong Java + limited Solidity exposure will be considered
• Strong Solidity + moderate Java may also be considered
• Cloud Experience
• Azure preferred
• AWS acceptableif candidate is technically strong
• Cloud platform knowledge considered transferable
  
  

Nice To Have Skills

Blockchain / Security Knowledge

Experience with the following is a plus but not mandatory:

• Blockchain key management
• MPC (Multi Party Computation) protocols
• Elliptic curve cryptography
• Asymmetric key security concepts
  
  

Candidates with strong foundational security knowledge and willingness to learn will still be considered.

Additional Programming Languages

Not currently used in environment but considered helpful:

• Rust
• Go
• C++