Senior Java Engineer - Spring Boot & Microservices

Ethereum Technologies; Phoenix (AZ); On-site; USD 90,000 - 130,000; Full time

Job summary

Ethereum Technologies in the United States is seeking an experienced Java Developer to design, develop, test, and maintain scalable, high-performance applications. The ideal candidate should have strong experience in Java, Spring Boot, REST APIs, microservices, and database technologies.

You will design, build, and optimize enterprise-grade software, collaborate across teams, participate in code reviews, and ensure quality through unit tests and robust deployment practices.

Qualifications

• Strong hands-on experience with Java and object-oriented programming (OOP).
• Experience with Spring Boot, Spring MVC, and Spring Framework.
• Knowledge of microservices architecture.
• Experience developing REST APIs and web services.
• Proficiency in SQL and databases such as Oracle, MySQL, or PostgreSQL.
• Experience with Hibernate/JPA.
• Knowledge of Git and build tools such as Maven or Gradle.
• Experience with unit testing frameworks such as JUnit and Mockito.
• Understanding of exception handling, multithreading, and collections.
• Strong problem-solving and communication skills.

Responsibilities

• Design, develop, and maintain enterprise-level applications using Java.
• Build and enhance applications using Spring Boot and Spring Framework.
• Develop and integrate RESTful APIs and microservices.
• Write clean, reusable, and maintainable code following best practices.
• Work with relational and NoSQL databases.
• Perform unit testing, debugging, and application troubleshooting.
• Collaborate with business analysts, QA engineers, DevOps teams, and other developers.
• Participate in code reviews and technical design discussions.
• Optimize application performance, scalability, and reliability.
• Support application deployment and production issue resolution.

Skills

Java

Spring Boot

REST APIs

Microservices

OOP

Multithreading

Problem-solving

Communication

Tools

Hibernate/JPA

Git

Maven

Gradle

JUnit/Mockito

Job description

Ethereum Technologies in the United States is seeking an experienced Java Developer to design, develop, test, and maintain scalable, high-performance applications. The ideal candidate should have strong experience in Java, Spring Boot, REST APIs, microservices, and database technologies.

You will design, build, and optimize enterprise-grade software, collaborate across teams, participate in code reviews, and ensure quality through unit tests and robust deployment practices.