Core Java Developer

Job Title: Core Java Developer (Onsite)

Locations:

San Jose, CA | Austin, TX | Phoenix, AZ

Work Type:

Onsite

Experience Level:

7-10 years

Job Summary

We are seeking an experienced

Core Java Developer

to design, develop, and maintain high-performance backend applications. The ideal candidate should have a strong grasp of Java fundamentals, multithreading, data structures, and microservices, with hands-on experience in building scalable enterprise applications.

Key Responsibilities

Design and develop backend systems using

Core Java (Java 8 or higher) . Implement

object-oriented programming ,

collections ,

multithreading , and

exception handling . Develop and integrate

RESTful APIs

and microservices-based architectures. Work with

Spring / Spring Boot

frameworks for application development. Collaborate with DevOps and QA teams for smooth integration and deployment. Participate in code reviews and ensure high code quality, performance, and scalability. Troubleshoot production issues and perform root cause analysis. Primary Skills (Must-Have)

Core Java (8/11/17) OOPs, Collections, Exception Handling, Multithreading Spring / Spring Boot RESTful APIs and Microservices SQL / Relational Databases (MySQL, Oracle, PostgreSQL) Git / Maven / Jenkins (basic CI/CD) Secondary Skills (Good-to-Have)

Cloud Platforms (AWS / Azure / GCP) Kafka / RabbitMQ (Messaging Systems) Docker / Kubernetes Unit Testing (JUnit, Mockito) Performance Optimization and Caching