November 10, 2026

Sr Blockchain Developer — Accroid Inc

Accroid Inc IL Chicago US Full-time Blockchain

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  • Company: Accroid Inc
  • Location: IL Chicago US
  • Sector: Blockchain
  • Source: web3.career

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++

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