Senior Web3 Onchain Data Engineer - Real-Time Global Systems

OKB Technology Company Limited; Hong Kong; On-site; HKD 900,000 - 1,200,000; Full time

Job summary

OKX Onchain Data team seeks a senior engineer to build core data infrastructure and services for Web3 products. You will tackle large-scale, real-time data challenges across heterogeneous chains with high concurrency and availability.

You will collaborate with product, data, security, and engineering teams to deliver scalable solutions and leverage AI for intelligent operations, contributing to asset security and user growth.

Qualifications

• Strong CS fundamentals and coding ability in mainstream languages (Java/Go/Python/C++).
• Clear logical thinking and strong problem decomposition skills.
• Hands-on experience in backend and distributed systems, data processing, or AI/engineering productivity.
• Ownership mindset with accountability to drive initiatives to measurable outcomes.
• Open, direct communication and ability to collaborate across teams.

Responsibilities

• Design, build, and evolve onchain data infrastructure, data services, or business systems with ownership over critical modules.
• Build multi-chain ingestion, real-time and batch computation, data governance, search, storage, and serving capabilities.
• Contribute to onchain data platforms and related products (explorers, assets, risk data).
• Identify problems, design solutions, coordinate resources, drive execution and review outcomes.
• Build highly available, high-performance global systems with reliability and cost efficiency.
• Explore AI tools and intelligent operations to create reusable capabilities.

Skills

Java

Go

Python

C++

Job description

OKX Onchain Data team seeks a senior engineer to build core data infrastructure and services for Web3 products. You will tackle large-scale, real-time data challenges across heterogeneous chains with high concurrency and availability.

You will collaborate with product, data, security, and engineering teams to deliver scalable solutions and leverage AI for intelligent operations, contributing to asset security and user growth.