Senior Java Microservices Engineer - Spring, Kafka, Onsite

Ethereum Technologies; Jersey City (NJ); On-site; USD 89,000 - 126,000; Full time

Job summary

Ethereum Technologies in Jersey City, NJ is seeking an. experienced Java Developer to build scalable, secure microservices and RESTful APIs. You will work with relational and NoSQL databases, implement message-driven architectures with Kafka, and collaborate across Agile teams to deliver robust software.

Strong Java 8/11/17+ and Spring proficiency required. The role involves hands-on backend development, code reviews, and cloud deployments, with 8+ years of experience expected.

Qualifications

• 8+ years of hands-on experience in Java development.
• Strong proficiency in Core Java (Java 8/11/17 or above).
• Extensive experience with Spring Boot, Spring MVC, and Spring Framework.
• Strong experience in Microservices architecture and RESTful APIs.
• Knowledge of Hibernate/JPA and SQL databases.
• Experience with Kafka or other messaging technologies.
• Proficient with Maven/Gradle and Git.
• Experience with JUnit/Mockito and unit testing.
• Understanding of multithreading, collections, JVM and design patterns.

Responsibilities

• Build scalable and secure microservices-based architectures.
• Develop and integrate RESTful APIs and web services.
• Work with databases such as Oracle, PostgreSQL, MySQL, or MongoDB.
• Implement messaging and event-driven architectures using Kafka or RabbitMQ.
• Write clean, reusable, and optimized code following industry best practices.
• Perform unit testing, debugging, code reviews, and application troubleshooting.
• Collaborate with architects, business analysts, QA, and DevOps teams.
• Participate in Agile/Scrum ceremonies and sprint planning.
• Deploy and support applications in cloud environments.

Skills

Java

Core Java

Spring Boot

Spring MVC

Spring Framework

Microservices

RESTful APIs

Web Services

Hibernate/JPA

SQL

Kafka

Maven/Gradle

Git

JUnit/Mockito

Multithreading

JVM

Design Patterns

Tools

Maven/Gradle

Git

JUnit/Mockito

Kafka/RabbitMQ

Job description

Ethereum Technologies in Jersey City, NJ is seeking an. experienced Java Developer to build scalable, secure microservices and RESTful APIs. You will work with relational and NoSQL databases, implement message-driven architectures with Kafka, and collaborate across Agile teams to deliver robust software.

Strong Java 8/11/17+ and Spring proficiency required. The role involves hands-on backend development, code reviews, and cloud deployments, with 8+ years of experience expected.