Java Back-End Developer

Global Business Ser. 4u; New York (NY); Hybrid; USD 140,000 - 190,000; Full time

Job summary

Global Business Ser. 4u is seeking a Java Backend Developer in New York, NY. The role requires 12-15 years of experience and a proven track record in core Java, backend systems, and scalable architectures.

You will work onsite 2-3 days a week as part of a hybrid setup, contributing to high-performance services for a 12+ month engagement. From day one, you will design, develop, and optimize backend components, collaborating with distributed teams.

Qualifications

• Proven expertise in Core Java and backend systems.
• Strong knowledge of algorithms and data structures for optimized solutions.
• Experience building high-performance, scalable backend services.

Responsibilities

• Design and implement robust backend services with a focus on performance and scalability.
• Collaborate with cross-functional teams to translate business requirements into technical solutions.
• Mentor junior developers and contribute to code reviews and best practices.
• Ensure maintainability through clean architecture and efficient memory management.

Skills

Core Java

Backend Development

Algorithms & DS

Multithreading

JVM Memory

Distributed Systems

Microservices

RESTful Services

SQL Databases

NoSQL Databases

Cloud Platforms

AWS

Azure

CI/CD

DevOps

Mentoring

Problem Solving

Job description

Position: Java Backend Developer

Experience: 12-15 years

Location: New York, NY (2-3 days onsite)

Duration: 12+ months

Key Skills And Responsibilities

• Strong expertise in Core Java programming and backend development.


• Solid experience with algorithms and data structures, ensuring optimized and efficient solutions.


• Proficiency in developing high-performance, scalable backend systems.


• Hands-on experience in multithreading, JVM internals, and memory management.


• Strong understanding of distributed systems, microservices architecture, and RESTful web services.


• Experience with relational databases (e.g., MySQL, PostgreSQL) and NoSQL databases (e.g., MongoDB, Cassandra).


• Good understanding of DevOps practices, CI/CD pipelines, and cloud platforms (AWS, Azure, etc.).


• Ability to collaborate with cross-functional teams, work independently, and mentor junior developers.


• Strong problem-solving skills with a focus on designing efficient and scalable systems.