Senior Java Full-Stack Developer | Spring Boot, Kafka

Valiant Technologies LLC; Jersey City (NJ); On-site; USD 120,000 - 160,000; Full time

Job summary

Valiant Technologies LLC is seeking an experienced Java backend engineer to design, build, and operate scalable, cloud-native applications. You will develop RESTful microservices with Spring Boot, containerize with Docker, and implement event-driven patterns using Kafka and MQ.

The role requires collaboration across teams, strong debugging skills, and a focus on performance and security. You will work in a fast-paced environment with modern tooling, CI/CD practices, and Kubernetes-based

Qualifications

• 8+ years of hands-on Java development experience.
• Proficiency in REST and microservices using Spring Boot.
• Hands-on Docker experience in cloud-native environments.
• Strong Kafka and MQ messaging experience.
• Solid relational and NoSQL database knowledge.
• Experience with Git and Agile methodologies.
• Strong problem-solving and debugging skills.
• Ability to work in a fast-paced, dynamic environment.
• Familiarity with CI/CD pipelines and Kubernetes.
• Testing experience with JUnit/Mockito.

Responsibilities

• Design, develop, and maintain scalable Java applications.
• Build and manage microservices using Spring Boot.
• Containerize applications with Docker in cloud-native environments.
• Implement event-driven architectures using Kafka and MQ.
• Collaborate with cross-functional teams and perform code reviews.
• Troubleshoot, optimize, and refactor code for performance and security.
• Stay up-to-date with Java frameworks, tools, and cloud technologies.
• Follow best practices in testing, documentation, and quality.

Skills

Java 18+ development

REST & microservices

Cloud-native / Docker

Kafka & MQ

Relational & NoSQL databases

Git & Agile

Problem-solving

Angular/TypeScript

RxJS & Reactive

Kubernetes

Tools

Spring Boot

Docker

Kubernetes

Git

JUnit

Mockito

Angular

RxJS

TypeScript

MFE

Job description

Valiant Technologies LLC is seeking an experienced Java backend engineer to design, build, and operate scalable, cloud-native applications. You will develop RESTful microservices with Spring Boot, containerize with Docker, and implement event-driven patterns using Kafka and MQ.

The role requires collaboration across teams, strong debugging skills, and a focus on performance and security. You will work in a fast-paced environment with modern tooling, CI/CD practices, and Kubernetes-based