Okx2h ago

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Senior Java Backend Engineer — Asset & Earn

Hong Kong·Hong Kong Sarsenior

OtherJava Backend Engineer

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Quick Summary

Key Responsibilities

Design and develop high-performance, high-availability backend services for Simple Earn, Flash Earn,

Technical Tools

OtherJava Backend Engineer

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 Role

~1 min read

The Asset & Earn Team 2 is responsible for building and scaling next-generation earn and lending solutions at one of the world's largest crypto exchanges. As a developer on this team, you will work on Simple Earn, Flash Earn (including Jumpstart), Loan products, and Stablecoin Yield features — powering millions of users' passive income journeys in the crypto ecosystem.

Responsibilities

~1 min read

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Design and develop high-performance, high-availability backend services for Simple Earn, Flash Earn, and Loan products
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Build and maintain the Jumpstart subscription and allocation system for new token launches
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Design and implement backend systems for stablecoin yield distribution and settlement
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Work closely with Product, Design, Risk, and Quant teams to deliver innovative earn and lending features
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Participate in on-call production support and incident response to ensure platform stability

Proficient in AI-assisted development tools such as Codex and Claude Code — mandatory requirement to boost engineering productivity and iteration speed
Minimum 3 years of backend development experience in financial or related industries
Experience in Microservice/API development with Java / SpringBoot / SpringCloud
Strong understanding of multi-threading, concurrency control, and distributed system design, with experience in high-concurrency, high-availability, and high-performance systems
Familiarity with mainstream messaging frameworks such as Kafka and caching solutions like Redis
Experience with Kubernetes (K8s) for container orchestration and deployment
Solid experience with relational databases (MySQL or equivalent)
Comfortable in a cloud-based Linux environment with production support capability
Basic understanding of finance concepts, particularly earn/deposit, lending/loan, and yield products
Fluency in English and Mandarin

Earn & Loan: Hands-on experience building earn or loan products, with understanding of interest accrual, risk control, and liquidity management
Stablecoin Yield: Familiarity with stablecoin mechanics (USDT, USDC) and experience developing yield distribution or settlement systems
Subscription & Allocation Systems: Experience building token launch, quota allocation, or subscription systems (e.g. Jumpstart-style products)

What We Offer

~1 min read

✓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!

Location & Eligibility

Where is the job

Hong Kong Sar, Hong Kong

On-site at the office

Who can apply

Listing Details

Posted: July 17, 2026
First seen: July 17, 2026
Last seen: July 17, 2026

Posting Health

Days active: 0
Repost count: 0
Trust Level: 67%
Scored at: July 17, 2026

Signal breakdown

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Apply for this position

Okx

greenhouse

OKX is a global cryptocurrency exchange and Web3 technology company, offering trading, wallet services, and access to decentralized finance. Founded in 2017, it serves millions of users in over 100 countries.

Employees

5k+

Founded

2017

Domain

Jobs

External application · ~5 min on Okx's site

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