DevOps Engineer - Blockchain

About OKX

Team Profile 

Roles & Responsibilities

1. Infrastructure Management & Node Operations

• Build and maintain X Layer node deployment environments across multiple stages (development, testnet, mainnet)
• Optimise deployment processes to enhance system stability and automation levels
• Implement infrastructure as code practices to ensure deployment consistency and reproducibility
• Manage node configurations, upgrades, and maintenance procedures
• Ability to quickly identify and resolve issues during deployment and operations, including node anomalies, resource bottlenecks, network problems, etc.

1. CI/CD Pipeline Design & Implementation

• Design and implement comprehensive CI/CD workflows for blockchain code and related tools
• Support continuous integration and deployment of smart contracts, node software, and infrastructure components
• Automate testing, building, and deployment processes to reduce manual intervention
• Integrate security scanning and quality checks into deployment pipelines

1. Test Network Setup & Management

• Build and manage test networks (testnet/devnet) for development and validation purposes
• Assist development teams with version testing and release processes
• Maintain isolated environments for functional testing and integration validation
• Implement network reset and upgrade procedures for testing environments

1. Monitoring & Alerting System Construction

• Build comprehensive on-chain monitoring and alerting systems
• Ensure network and service operational safety and stability through proactive monitoring
• Implement real-time dashboards to monitor network health, performance metrics, and system status
• Design and configure alerting mechanisms for critical system events and anomalies

Requirements 

1. Proficiency in one of the following languages: Go, Rust, or Java. With the ability to understand and refactor Blockchain core code
2. Deep expertise in Docker containerisation and container management technologies, with thorough understanding of Kubernetes architecture, administration, and troubleshooting
3. Proficiency in Grafana dashboard design, configuration, and management; advanced Prometheus setup including metric collection, alerting rules, and query optimisation; experience with distributed logging and tracing systems
4. Experience with CI/CD tools (Jenkins, GitLab CI/CD, GitHub Actions); Linux system administration and scripting capabilities
5. Ability to quickly identify deployment and operational issues, capable of independently analysing and resolving common failures such as node anomalies, service interruptions, configuration errors, etc.
6. An understanding of blockchain fundamentals: consensus mechanisms, P2P networks, cryptography; experience with Blockchain node operations, configuration, and maintenance; knowledge of Ethereum, Layer-2 solutions, or similar blockchain platforms; understanding of smart contract deployment and management

Good to have  

1. Experience in DevOps-related maintenance of open-source projects (such as participating in blockchain project GitHub CI/CD configuration, mainnet operation and maintenance, etc.)
2. Experience in technical operations support for large-scale online events (such as hackathons, on-chain competitions) is preferred
3. Ability to quickly identify blockchain node/network anomalies and assist in troubleshooting issues
4. Experience with Cosmos, Superchain, Layer-2 blockchain solutions (Polygon, Arbitrum, Optimism, etc.)

Perks & Benefits

• Competitive total compensation package
• L&D programs and Education subsidy for employees' growth and development
• Various team building programs and company events
• Wellness and meal allowances 
• Comprehensive healthcare schemes for employees and dependants 
• More that we love to tell you along the process!