Senior Core Java Lead — Scalable Backend Systems

Prohires; Port Reading (NJ); On-site; USD 140,000 - 200,000; Full time

Job summary

Prohires is seeking a Sr. Core Java Developer / Lead in Iselin, NJ to design, develop, test, and maintain high-performance Java applications. You will collaborate with architects, QA, DevOps, product managers, and stakeholders to deliver robust software solutions.

Strong OOP, multithreading, and design pattern skills are essential. The role requires leading development efforts, writing clean code, building RESTful services, and ensuring quality through testing and performance tuning.

Qualifications

• Bachelor's degree in CS, Engineering, IT, or related field.
• 10 years of Java software development experience.
• Strong Core Java knowledge including OOP, collections, generics, multithreading, I/O, streams, and GC.
• Experience with RESTful APIs and backend services.
• Familiarity with relational databases and SQL; Jira/CI tools a plus.

Responsibilities

• Design, develop, and maintain applications using Core Java.
• Write clean, efficient, reusable, and maintainable code.
• Apply OOP principles and design patterns.
• Develop multithreaded, high-performance applications.
• Work with Java collections, exceptions, generics, streams, and lambdas.
• Build and consume RESTful web services and APIs.
• Develop modular, scalable components and implement business logic.
• Collaborate with cross-functional teams and participate in code reviews.
• Integrate applications with CI/CD pipelines and support deployment.

Skills

Core Java

Object-oriented programming

Multithreading

RESTful APIs

Java collections

Generics

Streams and lambdas

SQL/NoSQL interactions

Debugging and performance tuning

CI/CD integration

Education

Bachelor's degree in Computer Science or related field

Tools

Maven/Gradle

Git

Job description

Prohires is seeking a Sr. Core Java Developer / Lead in Iselin, NJ to design, develop, test, and maintain high-performance Java applications. You will collaborate with architects, QA, DevOps, product managers, and stakeholders to deliver robust software solutions.

Strong OOP, multithreading, and design pattern skills are essential. The role requires leading development efforts, writing clean code, building RESTful services, and ensuring quality through testing and performance tuning.