Java Backend Developer

Overview

We're looking for individuals with good problem solving and communication skills, extensive software development experience, demonstrating strong proficiency in JAVA, J2EE, Python, Node JS, Kubernetes, and Web Services (SOAP, REST). Ideal candidates will have proven expertise in strong understanding of HLD and LLD practices, developing complex applications using backend and front-end technologies. Knowledge of Kubernetes, DevOps CI/CD Pipelines are important, Knowledge of contact center domain (CCaaS) covering Inbound and Outbound feature is added advantage

Development Tools & Methodologies: Candidates should possess hands-on experience with Java IDEs like JDeveloper, Eclipse, NetBeans, or IntelliJ IDEA, Web Application security, Authentication methodologies, and SSO technologies alongside proficiency in Contact Center like Zoom/Genesys API’s. They must have demonstrable experience with test-driven development, automated test frameworks, mocking/stubbing, and JUnit, coupled with a strong understanding of implementing Java best practices for scalability and performance in high-volume environments. Experience with Agile development methodologies is also essential.

Platform & Cloud Proficiency: A strong knowledge of either the Zoom or Genesys Contact Center Platform (including its Framework, Voice, Digital, and Outbound components) is a significant advantage. Familiarity with Cloud platforms (e.g., OCI, AWS, Azure) and cloud-native development concepts is highly preferred.

Job Requirements

As part of a software project implementation team, you will provide technical expertise in identifying, evaluating, and developing systems and procedures that are cost-effective and meet user needs within the contact center domain. This includes configuring system settings and options; planning and executing unit, integration, and acceptance testing; and creating specifications for systems to meet business requirements. You will design the intricate details of automated systems and may provide consultation to users in automated systems. This role may also involve leading cross-functional linked teams to address complex business or systems issues.

You will provide leadership and expertise in evaluating and developing complex business problems, frequently operating at the leading edge of technology. Recommending and justifying major changes to existing automated systems will be a key aspect of your contribution.

Qualifications: BS or MS degree or equivalent experience relevant to the functional area. Eight or more years of related experience recommended.

Responsibilities

Key Responsibilities

Web Service: Create reliable, secure, and high-performance REST APIs by applying industry best practices. This includes implementing strong authentication and authorization protocols, utilizing caching and pagination strategies, and making the APIs available for integration and consumption by other teams.

cloud native service Development: Design and develop cloud-native microservices using Python, Node.js, and Oracle’s Helidon framework (Java). This includes implementing backend database queries, leveraging caching solutions like Coherence, and deploying containerized applications using Kubernetes. Utilize OCI services such as API Gateway, Vault, and Object Storage to ensure seamless and secure service deployment. Experience in building High level and Low level design documents and diagrams using visio or confluence is important.

Backend Integration: Design and develop backend logic to integrate with CRM and CCaaS APIs. This includes working with REST APIs, webhooks, and WebSocket frameworks to ensure seamless data exchange and functionality between systems.

Database: Proficient in writing and optimizing complex SQL queries using Oracle Database. Experience with data extraction, transformation, and loading (ETL) processes. Skilled in using joins, subqueries, views, indexes, and PL/SQL procedures to manage large datasets. Familiar with Oracle tools such as Oracle SQL Developer. Strong understanding of query tuning and performance optimization.

Frontend Development: Design and develop frontend application using Html, Node JS, jQuery, ajax and Oracle visual builder cloud service

Process & Standards Management: Collaborate with other developers to maintain consistency and continuously improve development processes and standards within the SDLC lifecycle, including working with Git repositories.

Troubleshooting & Support: Actively troubleshoot complex issues by analyzing logs to determine root causes, providing support for developed features.

Qualifications

Career Level - IC4

About Us

As a world leader in cloud solutions, Oracle uses tomorrow’s technology to tackle today’s challenges. We’ve partnered with industry-leaders in almost every sector—and continue to thrive after 40+ years of change by operating with integrity.

We know that true innovation starts when everyone is empowered to contribute. That’s why we’re committed to growing an inclusive workforce that promotes opportunities for all.

Oracle careers open the door to global opportunities where work-life balance flourishes. We offer competitive benefits based on parity and consistency and support our people with flexible medical, life insurance, and retirement options. We also encourage employees to give back to their communities through our volunteer programs.

We’re committed to including people with disabilities at all stages of the employment process. If you require accessibility assistance or accommodation for a disability at any point, let us know by emailing accommodation-request_mb@oracle.com or by calling +1 888 404 2494 in the United States.

Oracle is an Equal Employment Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability and protected veterans’ status, or any other characteristic protected by law. Oracle will consider for employment qualified applicants with arrest and conviction records pursuant to applicable law.