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CrackaJack Digital Solutions LLC

Java Developer

CrackaJack Digital Solutions LLC, New York, New York, us, 10261

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Job Title:

Java Backend Engineer

Experience:

8+ Years Employment Type:

Contract Location:

NY Job Description

We are seeking an experienced

Java Backend Engineer

with strong expertise in building scalable, high-performance backend systems. The ideal candidate will work on designing, developing, and maintaining backend services and APIs using modern Java technologies in an enterprise environment. Roles & Responsibilities

Design, develop, and maintain

backend applications

using Java Build and maintain

RESTful APIs

and backend services Develop

microservices-based architectures Write clean, efficient, reusable, and well-tested code Optimize application performance, scalability, and reliability Collaborate with architects, frontend developers, QA, and DevOps teams Participate in code reviews and follow best coding practices Troubleshoot production issues and provide root cause analysis Work in

Agile/Scrum

development environment Required Skills

8+ years of hands‑on experience in

Java backend development Strong experience with

Spring / Spring Boot Experience with

Microservices architecture Strong knowledge of

REST APIs

and backend integration Solid understanding of

SQL / NoSQL databases Experience with

ORM frameworks

(Hibernate/JPA) Knowledge of

design patterns

and backend best practices Experience with

Git

and CI/CD pipelines Nice to Have

Experience with

AWS / Azure / GCP Knowledge of

Docker & Kubernetes Messaging systems like

Kafka / RabbitMQ Exposure to security concepts (OAuth, JWT)

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