Java Developer

CrackaJack Digital Solutions LLC; New York (NY); On-site; USD 100,000 - 130,000; Full time

Job summary

CrackaJack Digital Solutions LLC is looking for an experienced Java Backend Engineer to join their team in New York. This role involves designing, developing, and maintaining scalable backend services and APIs using modern Java technologies.

The ideal candidate should have at least 8 years of experience in Java backend development with strong knowledge of Spring/Spring Boot and microservices architecture. The position requires collaboration with various teams in an Agile/Scrum environment.

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Qualifications

• 8+ years of hands-on experience in Java backend development.
• Strong experience with Spring / Spring Boot.
• Experience with Microservices architecture.

Responsibilities

• Design, develop, and maintain backend applications using Java.
• Build and maintain RESTful APIs and backend services.
• Optimize application performance, scalability, and reliability.

Skills

Java backend development

Spring / Spring Boot

Microservices architecture

REST APIs

SQL / NoSQL databases

ORM frameworks

Git

Tools

AWS

Azure

GCP

Docker

Kubernetes

Job description

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.

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

Exposure to security concepts (OAuth, JWT)