Senior Java Developer

Engineering Vietnam (Remote/Hybrid) (Remote) Contract

Position Summary

Join our team as a Senior Java Developer to maintain and evolve large-scale enterprise applications. You will work with Spring Boot, Microservices, and event-driven architectures for banking and fintech clients.

Key Responsibilities

Develop and maintain enterprise-grade applications using Java 17+ and Spring Boot.
Design microservices architecture using Spring Cloud (Gateway, Circuit Breaker, Config).
Implement asynchronous messaging workflows using Kafka or RabbitMQ.
Optimize data access layers with Hibernate/JPA and write complex SQL queries.
Ensure security best practices (OAuth2, JWT, Spring Security).
Collaborate with DevOps to manage CI/CD pipelines (Jenkins/GitLab).

Qualifications

5+ years of Java development experience.
Deep expertise in the Spring Ecosystem (Boot, Data, Security, Cloud).
Solid understanding of Microservices patterns (Saga, CQRS, API Gateway).
Experience with relational databases (Oracle/PostgreSQL) and caching (Redis).
Strong problem-solving skills and understanding of multithreading.

About GTEMAS

GTEMAS is a global engineering partner powered by an integrated ecosystem - uniting elite talent, continuous learning, and rigorous delivery management to build stable, scalable, and world-class digital products.

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