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Principal/Senior Java Engineer - DeFi - Onchain AML
Hong Kong, Hong Kong SAR
Who We Are
At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me, Do the Right Thing, and Get Things Done. These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more.
About the Opportunity
What You’ll Be Doing:
- Responsible for the architecture design and development of blockchain risk control systems.
- Develop on-chain fund tracing and tagging functionalities.
- Optimize system performance to ensure high-concurrency processing capabilities.
- Collaborate closely with product and security teams to continuously improve risk control strategies.
What We Look For In You:
- Years of Java backend development experience, with a solid foundation in Java and deep understanding of JVM principles.
- Proficient in mainstream frameworks such as Spring Boot and Spring Cloud, familiar with their core principles and best practices.
- Familiar with common middleware (e.g., MySQL, Redis, Kafka) and their underlying mechanisms.
- Experience with big data processing technologies, including ES/HBase, and expertise in large-scale data processing and performance optimization.
- Hands-on experience in stream computing, proficient with real-time computing frameworks like Flink, and familiar with state management, fault tolerance, and job optimization.
- Knowledge of financial risk control, anti-money laundering (AML), and related business scenarios; prior experience in risk control system development is a plus.
- Experience in security incident response and emergency handling.
Nice to Haves:
- Familiarity with machine learning algorithms, capable of extracting useful information from massive data and analyzing address behavior characteristics.
- Experience with data warehouses and the ability to calculate complex business data
- Prior experience in big data or blockchain-related work is preferred.
Perks & Benefits
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Competitive total compensation
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Comprehensive insurance coverage for employees and their dependants
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More that we love to tell you along the process!
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