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Smart Contracts Engineer

  • Engineering
Blockchain Headhunter
  • United States, Delaware, Dover
  • Remote

  • Smart contract design & development (Solidity)
  • JavaScript / TypeScript integration
  • Usage of Hardhat or Foundry development environments
  • Smart contract auditing & security review
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$ 80,000 - $ 200,000

Job Description

About the Role

Join a dynamic team that is transforming the Ethereum platform with customized Layer 2 (L2) networks. This role offers an exciting opportunity to work on cutting-edge blockchain solutions, where you will be able to deploy and optimize your own L2 services tailored to specific needs, ensuring scalability, security, and efficiency.

Responsibilities

• Design and develop smart contracts to support blockchain services.

• Build blockchain-compatible services and solutions.

• Review and analyze smart contracts across various blockchain projects.

• Identify and address vulnerabilities or weaknesses in smart contracts.

Requirements

• Proven experience with the full development lifecycle, including design, implementation, and deployment (e.g., DeFi application development and deployment).

• Hands-on experience with development environments such as Hardhat or Foundry.

• Proficiency in Solidity and JavaScript (TypeScript).

• Strong understanding of blockchain technologies.

Preferred Qualifications

• A minimum of 3 years of professional experience as a developer.

• Familiarity with contract auditing.

• Experience contributing to open-source projects.

• Background in developing or participating in blockchain service projects.

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Any Other Specific Details

Includes token compensation in addition to salary—ideal for Ethereum L2 development and DeFi projects.
More Details
  • Salary Range:$80000 - $200000
  • Job Category:Engineering
  • Experience Level:Mid-Level, Senior Level
  • Education Level:Professional Degree
  • Experience:3 years
  • Date Posted:08/29/2025
  • Closing Date:10/31/2026
About Company
C3H Explorer

Blockchain Headhunter

Blockchain Headhunter is a global recruitment and executive search firm dedicated to connecting blockchain, crypto, and DeFi companies with top talent. They specialize in filling leadership, technical, and business roles across the blockchain industry, from startups to established enterprises. Their mission is to help innovative organizations scale by providing access...

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Smart Contracts Engineer (Blockchain / Ethereum L2) – Remote | C3H Global Solutions