Java Full stack Developer

Ethereum Technologies; Jersey City (NJ); On-site; USD 120,000 - 180,000; Full time

Job summary

Ethereum Technologies is seeking an experienced Java professional to design, develop, and maintain scalable Java 18+ applications. You will build and manage microservices with Spring Boot, containerize with Docker in a cloud-native setup, and implement event-driven architectures using Kafka and MQ.

You will collaborate with cross-functional teams, troubleshoot performance issues, and stay current with Java frameworks and cloud tech.

Qualifications

• 8+ years of hands-on experience in Java 18+ development.
• Proficiency in building REST, microservices using Spring Boot.
• Hands-on experience with Docker for containerization in cloud-native environments.
• Strong expertise in Kafka and MQ for messaging and event-driven systems.
• Relational and NoSQL database experience.
• Git and Agile methodologies experience.

Responsibilities

• Design, develop, and maintain scalable and high-performance Java applications.
• Develop and manage microservices using Spring Boot 3.5.
• Build and deploy containerized apps using Docker in cloud-native environments.
• Implement event-driven architectures with Kafka and MQ.
• Collaborate with cross-functional teams to design and deliver software solutions.
• Troubleshoot, optimize, and refactor code for performance, scalability, and security.
• Stay updated with latest Java frameworks and cloud technologies.
• Follow best practices including testing, code reviews, and documentation.

Skills

Java 18+ development

REST APIs

Spring Boot

Microservices

Docker

Kafka

MQ

NoSQL/Relational DBs

Git

Agile

CI/CD

Kubernetes

JUnit/Mockito

Angular (TypeScript)

RxJS

Micro Frontend (MFE)

Tools

Docker

Kafka

MQ

Git

Kubernetes

JUnit/Mockito

Angular

TypeScript

RxJS

Job description

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

• Design, develop, and maintain scalable and high-performance Java 7+ applications using advanced Java technologies and frameworks.
• Develop and manage microservices using Spring Boot 3.5.
• Build and deploy containerized applications using Docker in a cloud-native environment.
• Implement event-driven architectures and work with Kafka and MQ for real-time messaging and event management.
• Collaborate with cross-functional teams to define, design, and deliver high-quality software solutions.
• Troubleshoot, optimize, and refactor code to improve performance, scalability, and security.
• Stay up-to-date with the latest Java frameworks, tools, and cloud technologies.
• Follow best practices in software development, including testing, code reviews, and documentation.

Required Skills:

• 8 + years of hands-on experience in Java 18+ development with a strong understanding of advanced Java concepts.
• Proficiency in building REST, microservices using Spring Boot
• Hands-on experience with Docker for containerization and working in a cloud-native environment.
• Strong expertise in Kafka and MQ for message queuing and event-driven systems.
• Solid understanding of relational and NoSQL databases.
• Experience with version control tools such as Git and familiarity with Agile methodologies.
• Strong problem-solving and debugging skills.
• Ability to work efficiently in a fast-paced, dynamic environment.
• Preferred Skills:
• Familiarity with CI/CD pipelines and tools.
• Knowledge of Kubernetes and container orchestration.
• Experience with JUnit, Mockito, and other testing frameworks.
• AI skill sets (like: co-pilot, windsurf etc)
• Strong experience in Angular for developing responsive, dynamic, and scalable web applications using TypeScript, HTML, and CSS.
• Proficiency in RxJS for handling asynchronous operations, Observables, API calls, and reactive data streams.
• Experience with Micro Frontend (MFE) architecture, including developing and integrating modular frontend applications using Angular.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.