Java Back-End Software Engineer

Moofwd, Inc.; New York (NY); Hybrid; USD 120,000 - 150,000; Full time

Job summary

Moofwd, Inc. in New York City seeks a Java Back-End Software Engineer to design and build robust REST APIs and microservices in a hybrid environment. You should be an expert in Core Java, Spring Boot, and scalable backend systems.

This 12–24 month contract role requires on-site three days per week with interviews and a coding test. You will develop microservices, implement REST endpoints, write unit tests with JUnit, and contribute to code quality through reviews and best practices.

Qualifications

• Strong Java expertise with multithreading and core concepts.
• Proficiency in Spring framework and Spring Boot.
• Hands-on microservices, REST APIs, and backend design.
• Experience with Hibernate ORM and data access patterns.
• Unit testing with JUnit and ensuring code coverage.
• Familiar with code reviews and quality standards.

Responsibilities

• Design and implement producer and consumer REST services.
• Develop microservices using Spring Boot and Spring Security.
• Translate high-level designs into implementable code.
• Write unit tests with JUnit and ensure coverage.
• Conduct code reviews to maintain quality.
• Troubleshoot issues across environments.
• Integrate microservices with external systems and APIs.
• Drive improvement in application areas.

Skills

Advanced Java

Spring Boot

Microservices

REST APIs

Hibernate ORM

JUnit testing

Code reviews

Multithreading

System design

Job description

Join our team as a Java Back-End Software Engineer in NYC. We're seeking an expert in Core Java, Spring Boot, and microservices to design and build robust REST APIs and microservices in a hybrid environment.

We are looking for a highly motivated Java Back-End Software Engineer to join our team in New York. This is a 12–24 month contract role (hybrid, 3 days/week on-site). You will work on designing and implementing microservices, REST APIs, and backend systems with a focus on engineering excellence, code quality, and scalability. In-person interview and coding test are required.

Core Responsibilities

• Design and implement producer and consumer REST services with expert proficiency
• Develop microservices using Spring Boot and Spring Security
• Translate high-level design into low-level design and implementation
• Write unit tests using JUnit and ensure high code coverage
• Perform code reviews and provide strong feedback to ensure quality standards
• Troubleshoot and resolve issues independently in higher and lower environments
• Integrate microservices with external systems and APIs
• Identify areas of improvement in the application and drive improvements

Must Have

• Advanced Java concepts and multithreading expertise
• Advanced Spring concepts and Spring Boot proficiency
• Expert hands‑on experience with Core Java, Microservices, and REST APIs
• Strong expertise in Hibernate or equivalent ORM technologies
• Proficiency in unit testing with JUnit and code quality tools
• Experience ensuring code coverage and understanding design patterns

Nice to Have

• JDK 8 or higher experience
• Practical experience with relational databases and caching solutions
• Experience with unit, functional, integration, and contract testing
• Ability to learn and adapt to new projects and domains quickly
• Experience as a subject matter expert (SME) for features or epics
• Proactive code review and improvement suggestions

Professional Skills

• Highly motivated with a commitment to engineering excellence
• Strong personal influence and communication skills
• Proactive in asking clarifying questions and engaging in team discussions
• Ability to identify and drive improvements independently
• Strong code review capabilities with focus on quality

Interview & Assessment

In-person interview and coding test are required for this role.