Senior Java Backend Engineer - High-Performance Crypto Earn

OKX

Singapore

On-site

SGD 120,000 - 180,000

Full time

14 days+

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Benefits offered by this job

L&D programs and education subsidy

Wellness and meal allowances

Comprehensive healthcare schemes

Job summary

OKX is expanding its Asset & Earn Team 2 in Singapore to build next-generation earn and lending solutions on a leading crypto exchange. You will design and develop high-performance backend services for Simple Earn, Flash Earn, and Loan products, and help launch Jumpstart-style token allocations, with on-call support to ensure platform reliability.

The role requires strong Java/SpringBoot experience, cloud/Kubernetes familiarity, and Mandarin-English fluency to collaborate with global teams.

Qualifications

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, and distributed system design.
Familiarity with Kafka and caching solutions like Redis; Kubernetes experience is a plus.
Fluency in English and Mandarin; able to collaborate across teams.

Responsibilities

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