I will develop java spring boot rest apis and microservices

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rao_zhicheng
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rao_zhicheng
Rao Z

About this gig

I am a Java backend engineer with 5 years of experience building FinTech, OTC derivatives, and enterprise integration systems. I can help you design, develop, debug, and improve Java Spring Boot REST APIs, backend modules, microservices, and database integration workflows.

What I can help with:- Java Spring Boot REST API development- API integration and data synchronization- MySQL, PostgreSQL, or Oracle database logic- Redis/RabbitMQ based backend workflows- Bug fixing, performance improvement, and deployment support

Please message me before ordering so we can confirm the scope, inputs, timeline, and expected deliverables.

Get to know Rao Z

Rao Z

Java Backend Engineer

  • FromChina
  • Member sinceMay 2026
  • Languages

    English
I am a Java backend engineer with 5 years of experience in FinTech systems, microservices and enterprise integration. I have a strong hands-on background in securities/OTC derivatives platforms, market data ingestion, batch reporting and production delivery. I am able to own backend development, deployment support, issue diagnosis and client-facing technical coordination.

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