Job Description: Senior Oracle XStore POS Developer - Full Stack Java & AI

Job Summary

We are seeking an experienced Senior Oracle XStore POS Developer with strong expertise in Oracle Retail XStore, Core Java, Spring Boot, and full-stack application development. The ideal candidate will have hands-on experience developing, customizing, integrating, and supporting enterprise retail point-of-sale (POS) applications, particularly for healthcare, pharmacy, and patient payment environments.

The role involves developing scalable Java-based applications, integrating payment gateways and POS devices, supporting healthcare retail transactions, and leveraging AI-powered development tools to improve software engineering productivity, application quality, and operational efficiency.

Key Responsibilities

Oracle XStore & POS Development

• Design, develop, customize, and maintain Oracle Retail XStore POS applications.

• Configure and support Oracle XStore components, including XAdmin and XEnvironment.

• Develop POS enhancements and integrations to support pharmacy and healthcare retail operations.

• Troubleshoot POS application issues and provide Level-3 production support.

• Support Oracle XStore upgrades, quarterly releases, deployments, and application maintenance.

• Optimize POS application performance, reliability, and transaction processing.

Java & Full Stack Development

• Develop enterprise applications using Core Java 8/11/17 and Spring Boot.

• Design and implement RESTful APIs and microservices.

• Develop responsive user interfaces using ReactJS or Angular.

• Apply object-oriented programming principles, design patterns, and coding best practices.

• Work with Oracle SQL, PL/SQL, and relational databases.

• Develop and maintain applications deployed on Oracle WebLogic Server.

• Perform code reviews, debugging, unit testing, and application performance tuning.

Payment & Healthcare Commerce Integration

• Integrate Oracle XStore with payment gateways, payment orchestration platforms, and tokenization services.

• Develop integrations for credit/debit card processing and payment devices, including PIN Entry Devices (PED).

• Support pharmacy retail transactions, patient payment experiences, and healthcare commerce workflows.

• Integrate POS applications with enterprise healthcare systems and patient financial services platforms.

• Collaborate with payment vendors and technology teams to troubleshoot transaction and integration issues.

AI & Intelligent Automation

• Leverage Generative AI tools such as Azure OpenAI, ChatGPT, GitHub Copilot, and Oracle AI Services.

• Use AI-assisted code generation, unit test generation, code reviews, and refactoring.

• Apply prompt engineering techniques to improve software development productivity.

• Explore intelligent automation and AIOps capabilities for application monitoring and incident prediction.

• Identify opportunities to automate repetitive development, testing, documentation, and maintenance activities.

Cloud & DevOps

• Support application deployment and cloud transformation initiatives using Microsoft Azure.

• Develop and maintain CI/CD pipelines using Jenkins and Azure DevOps.

• Manage source code using Git and follow established version-control practices.

• Work with Docker and containerized application environments.

• Develop and maintain Unix/Linux shell scripts for automation and operational support.

• Collaborate with DevOps and infrastructure teams to improve deployment reliability.

Security & Compliance

• Ensure application development follows healthcare security and privacy requirements.

• Support HIPAA-compliant application development practices.

• Implement secure payment integrations and protect sensitive transaction information.

• Participate in security remediation, vulnerability resolution, and compliance-related activities.

Mandatory Technical Skills

Oracle Retail & POS

• Oracle Retail XStore POS

• XAdmin and XEnvironment

• Oracle Retail Suite

• POS configuration and administration

• POS application development and support

Java & Full Stack Development

• Core Java 8/11/17

• Spring Boot

• RESTful APIs and Microservices

• ReactJS or Angular

• Oracle SQL and PL/SQL

• Oracle WebLogic Server

• Object-Oriented Programming and Design Patterns

Payment Integration

• Payment Gateway Integration

• Credit/Debit Card Processing

• Tokenization

• Payment Orchestration

• POS Device Integration (PED)

AI & Automation

• Generative AI tools and platforms

• AI-assisted coding and code review

• Automated unit test generation

• Prompt Engineering

• Intelligent Automation

Cloud & DevOps

• Microsoft Azure

• Jenkins / Azure DevOps

• CI/CD Pipelines

• Git

• Docker

• Unix/Linux Shell Scripting

Preferred Healthcare Domain Experience

Experience in one or more of the following areas is preferred:

• Healthcare provider organizations

• Retail pharmacy systems

• Hospital payment systems

• Patient billing and collections

• Healthcare commerce platforms

• HIPAA-compliant application development

• Electronic Health Record (EHR) integrations

• Healthcare payment modernization initiatives

Preferred Qualifications

• Bachelor's or Master's degree in Computer Science, Engineering, or a related discipline.

• Experience implementing and supporting Oracle XStore solutions.

• Knowledge of healthcare payment workflows and patient financial systems.

• Experience working in Agile/Scrum development environments.

• Exposure to AI-powered software development methodologies.

• Experience with cloud-native application architecture.

Nice-to-Have Skills

• Epic EHR integration experience.

• Healthcare payment platform experience.

• Retail pharmacy industry experience.

• AI/ML project experience.

• Payment device certification and testing experience.

• Experience with enterprise payment modernization initiatives.

Key Competencies

• Strong analytical and problem-solving abilities.

• Excellent communication and stakeholder collaboration skills.

• Ability to work independently and manage technical deliverables.

• Strong debugging, troubleshooting, and performance optimization skills.

• Innovation mindset with an interest in AI-driven transformation.

• Commitment to application quality, security, and customer experience.

Experience Requirements

• 8-10 years of overall software development experience.

• Strong hands-on experience in Core Java and enterprise application development.

• Relevant experience in Oracle Retail XStore POS development and customization.

• Experience with payment integrations and POS transaction workflows.

• Exposure to AI-assisted software engineering and cloud/DevOps practices.