Senior Web3 Data Engineer - Onchain Analytics

OKX; Hong Kong; On-site; HKD 950,000 - 1,500,000; Full time

Benefits offered by this job

Competitive compensation

Education subsidy

Team events

Wellness allowances

Healthcare coverage

Job summary

OKX is seeking a skilled software engineer for the Onchain Data Team to build and maintain core data infrastructure powering Wallet, DEX, and other Web3 services. You will handle multi-chain data ingestion, real-time processing, and data governance across global regions.

You will collaborate with product, security, algorithm, and operations teams to deliver reliable, scalable systems, applying AI-enabled data practices and advancing cross-functional initiatives with ownership and accountability.

Qualifications

• Strong CS fundamentals and coding ability in at least one mainstream programming language such as Java, Go, Python, or C++.
• Clear logical thinking and strong problem decomposition skills, with the ability to independently solve complex technical or business problems.

Responsibilities

• Design, build, and evolve onchain data infrastructure, data services, or business systems, taking ownership of quality and outcomes of critical modules.
• Build multi-chain ingestion, real-time and batch computation, data governance, search, storage, and serving capabilities, improving data accuracy, completeness, and freshness.
• Contribute to blockchain explorers, the Project Marketplace, onchain assets, labels, risk control, DEX rankings, token scoring, and related platforms or products.
• Identify critical technical and business problems, design solutions, coordinate resources, drive execution, and review outcomes.
• Build highly available, high-performance, scalable global systems, improving reliability, cost efficiency, and user experience.
• Use AI tools deeply and explore agents, intelligent investigation, engineering automation, and intelligent operations.

Skills

CS fundamentals

Programming in Java

Programming in Go

Programming in Python

C++

Problem decomposition

Tools

Cloud platforms

Job description

OKX is seeking a skilled software engineer for the Onchain Data Team to build and maintain core data infrastructure powering Wallet, DEX, and other Web3 services. You will handle multi-chain data ingestion, real-time processing, and data governance across global regions.

You will collaborate with product, security, algorithm, and operations teams to deliver reliable, scalable systems, applying AI-enabled data practices and advancing cross-functional initiatives with ownership and accountability.