Blockchain Engineer at Cobo

Job Description

Key Responsibilities

• Lead the design and optimization of blockchain application system architecture, ensuring it meets performance, security, and scalability requirements
• Develop, test, deploy, and validate Solidity smart contracts for decentralized applications (DApps), including debugging and performance tuning
• Create application-oriented interface packaging solutions that facilitate seamless integration with frontend systems and third-party services
• Collaborate with product managers to translate business requirements into technical specifications and development roadmaps
• Work with operations teams to monitor system performance, identify bottlenecks, and implement improvements
• Conduct code reviews and mentor junior developers to maintain code quality and technical standards
• Stay updated on blockchain technology trends and evaluate new tools/techniques to enhance system capabilities
• Document technical processes, system architecture, and development workflows for knowledge sharing
• Participate in security audits and risk assessments to ensure compliance with industry standards
• Coordinate with QA teams to develop testing strategies and validate system functionality

Job Requirements

• Proven experience in blockchain development with a strong foundation in distributed systems architecture
• Expertise in Solidity programming language and Ethereum blockchain platform
• Deep understanding of blockchain consensus mechanisms, smart contract security, and cryptographic protocols
• Proficiency in backend development technologies including Node.js, Python, and RESTful API design
• Excellent problem-solving skills with ability to debug complex blockchain-related issues
• Strong collaboration abilities to work effectively with product, operations, and QA teams
• Experience with blockchain development tools such as Truffle, Hardhat, and Ganache
• Knowledge of blockchain scalability solutions including sharding, layer-2 protocols, and state channels
• Ability to analyze system performance metrics and optimize blockchain network efficiency
• Excellent communication skills to present technical solutions to non-technical stakeholders
• Experience with blockchain-based project management methodologies and agile development practices
• Understanding of blockchain governance models and regulatory compliance requirements
• Ability to develop and maintain technical documentation for blockchain systems
• Experience with blockchain security best practices including secure coding, penetration testing, and vulnerability management
• Strong analytical skills to evaluate development timelines and resource allocation for blockchain projects

Preferred Qualifications

• Experience with blockchain interoperability protocols and cross-chain solutions
• Knowledge of blockchain analytics tools for monitoring network activity and transaction patterns
• Understanding of blockchain-based identity management systems and access control mechanisms
• Experience with blockchain DevOps practices including CI/CD pipelines and infrastructure automation
• Proficiency in blockchain data storage solutions such as IPFS, Filecoin, and distributed databases
• Ability to implement blockchain-based solutions for real-time data processing and analytics
• Experience with blockchain-based consensus algorithms such as Proof of Stake and Delegated Proof of Stake
• Knowledge of blockchain-based payment systems and token economics models
• Understanding of blockchain-based data privacy frameworks and encryption standards
• Ability to develop blockchain solutions for enterprise-grade applications and distributed networks