Senior Java Full-Stack Engineer - FinTech Microservices

re-zoo-me; Singapore; On-site; SGD 180,000 - 280,000; Full time

Job summary

re-zoo-me is seeking an experienced decentral developer to shape CAIP for our financial services platform. You will design, build and deploy backend services in Java Spring Boot within an agile pod across Poland, Switzerland and Singapore.

You bring 10–12+ years in backend development, microservices, REST, Kafka and cloud-based delivery. fluent English, strong communication, and a passion for scalable architectures and high data quality are required.

Qualifications

• Ideally 10-12+ years of backend development and microservices with Java Spring Boot, J2EE, REST in finance.
• Strong communicator with ability to present and write technical content.
• Fluent in Java; Spring Boot; microservices; cloud development; Azure preferred.
• Knowledge of API design, REST, and Kafka for messaging.
• Experience designing large, scalable systems; product-company background helpful.
• Full stack Java development: React JS, Kafka, REST, microservices, event-driven architecture.
• Prior product-company experience in financial use cases preferred.

Responsibilities

• Design, build, and deploy CAIP backend components.
• Collaborate with distributed teams across Poland, Switzerland, and Singapore.
• Help shape the strategic roadmap for CAIP and ensure high data quality and availability.

Skills

Java Spring Boot

J2EE

REST APIs

Kafka

Microservices

Cloud development

Azure

API design

System integration

Full stack Java development

Job description

re-zoo-me is seeking an experienced decentral developer to shape CAIP for our financial services platform. You will design, build and deploy backend services in Java Spring Boot within an agile pod across Poland, Switzerland and Singapore.

You bring 10–12+ years in backend development, microservices, REST, Kafka and cloud-based delivery. fluent English, strong communication, and a passion for scalable architectures and high data quality are required.