Senior Java Backend Engineer - Microservices & Kafka

Dexian

Irving (TX)

On-site

USD 140,000 - 200,000

Full time

4 days ago

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Job summary

Dexian seeks a highly experienced Senior Java Backend Engineer to design, develop, and support scalable enterprise applications in a high-performance fintech environment. The role emphasizes Core Java, Spring Boot, microservices, REST APIs, and cloud/container technologies.

You will build RESTful services, work with Kafka-based messaging, and optimize Oracle/SQL databases. Strong knowledge of system design, patterns, and Agile/Scrum is essential, along with hands-on CI/CD and test tooling such

Qualifications

Strong Core Java: OOP, Collections, Multithreading, Concurrency, Streams, Lambda, JVM fundamentals.
Kafka or other messaging middleware.
JPA/Hibernate.
Oracle / SQL.
CI/CD: Jenkins, Git, Maven/Gradle, Harness.
JUnit / Mockito.
Strong understanding of system design, design patterns, code quality, and Agile/Scrum.

Responsibilities

Design, develop, and maintain scalable backend applications using Java 11/17+, Spring Boot, and Microservices.
Build high-performance and resilient RESTful APIs and backend services.
Participate in the complete SDLC including design, development, testing, deployment, and production support.
Develop distributed applications using Kafka/message-driven architectures.
Work with relational databases, particularly Oracle/SQL, including query optimization and stored procedures.
Implement application security, resiliency, scalability, and performance best practices.