Senior Java Backend Engineer - Spring Boot & Microservices

Valiant Technologies LLC; Columbus (OH); On-site; USD 110,000 - 140,000; Full time

Job summary

Valiant Technologies LLC is seeking an experienced Java Backend Developer to design, develop, and maintain scalable, secure backend applications in an enterprise banking environment. You will work with Core Java, Spring Boot, microservices, and REST APIs to deliver high-performance services.

Ideal candidates will have strong SQL skills, experience with Kafka, and testing with JUnit/Mockito. Familiarity with CI/CD pipelines, Docker, Kubernetes, and AWS is desirable; JPMorgan Chase experience is a

Qualifications

• Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field.
• Experience with enterprise banking or large-scale production systems is a plus.
• Strong knowledge of Core Java and Spring Boot.

Responsibilities

• Design, develop, test, and maintain backend applications using Java, Spring Boot, and microservices architecture.
• Develop RESTful APIs and integrate backend services with internal and external enterprise systems.
• Apply object-oriented programming, design patterns, data structures, and coding best practices.
• Build scalable and resilient services with appropriate exception handling, logging, and performance optimization.
• Work with relational databases, write complex SQL queries, and optimize database performance.
• Implement asynchronous messaging and event-driven processing using Apache Kafka or similar technologies.
• Write unit and integration tests using JUnit and Mockito; participate in code reviews and automated testing.
• Troubleshoot application issues, perform root-cause analysis, and support production incidents and releases.
• Collaborate with architects, business analysts, QA engineers, DevOps teams, and product owners.
• Participate in Agile/Scrum ceremonies, technical design discussions, and continuous improvement initiatives.
• Follow enterprise security standards, secure coding practices, and software development lifecycle processes.

Skills

Core Java

Spring Boot

REST APIs

SQL

Kafka

Microservices

JVM & performance

JUnit/Mockito

Docker & Kubernetes

AWS

Git

Maven/Gradle

Postman

Education

Bachelor’s degree in Computer Science, IT, Engineering, or related field

Tools

Git

Maven/Gradle

Postman

Jenkins

Docker

Kubernetes

AWS

Job description

Valiant Technologies LLC is seeking an experienced Java Backend Developer to design, develop, and maintain scalable, secure backend applications in an enterprise banking environment. You will work with Core Java, Spring Boot, microservices, and REST APIs to deliver high-performance services.

Ideal candidates will have strong SQL skills, experience with Kafka, and testing with JUnit/Mockito. Familiarity with CI/CD pipelines, Docker, Kubernetes, and AWS is desirable; JPMorgan Chase experience is a