Retail Kiosk and POS Development:

Contribute to retail kiosk and POS solutions, enhancing customer experiences and operational efficiency.

Performance Optimization:

Implement robust logging solutions for real-time performance monitoring and issue analysis in the field.

Conduct multiple performance benchmarking exercises, resolving memory leaks, enhancing application speed, and ensuring a smooth user experience.

Identify and address ANRs in older architecture, implementing changes for optimal performance.

Hardware Integration and Memory Optimization:

Integrate the kiosk application to run seamlessly on various hardware configurations while optimizing memory consumption through multiple enhancements.

Innovation and Customization:

Lead design and customization efforts for shopping applications, tailoring them to diverse retail environments.

Proficient in customizing devices like Zebra PS20 and Elo for unique retailer needs.

Integration and Interoperability:

Ensure seamless integration with various hardware and sensors, creating an efficient ecosystem for retailers.

Efficiency and Code Optimization:

Drive efficiency through code optimization and reusable Java libraries, minimizing bug lists.

Scope:

- Developed a POS Middleware application equipped with Value-Added Services (VAS), catering to various payment functionalities such as AePS, mobile recharge, and bill payments through BBPS systems.

Key Features:

VAS Services:

- Integration of Aadhaar-enabled Payment System (AePS) for secure and user-friendly financial transactions.

- Implementation of Mobile Recharge services for convenient and swift prepaid mobile balance top-ups.

- Facilitation of Bill Payments through Bharat Bill Payment System (BBPS), covering a wide range of utility bills.

Retailer Payment System:

- Development of a dedicated payment system allowing retailers to accept payments using both cash and card methods.

- Direct communication capabilities with certified POS applications for streamlined processes.

Project Objectives:

- Primarily designed to accommodate diverse customer requirements without necessitating alterations to existing certified systems.

- Ensured scalability and adaptability, allowing the addition of new services as per customer demands.

Impact:

- Significantly reduced the need for modifications in other certified systems with each new customer requirement.

- Enhanced efficiency in handling various payment services, contributing to a seamless user experience.

This project aimed at creating a versatile and adaptable POS Middleware application with VAS services, addressing the dynamic needs of customers without disrupting existing certified systems.

Compliance & Certifications:

- Successfully obtained Level 3 (L3) certifications (RuPay, VISA, MasterCard) for a single Android-based POS application.

SDK Management and Kernel Development:

- Led the development of a specialized SDK to facilitate seamless communication between the application, hardware components, and the device kernel.

- Engineered the NCMC card transaction kernel specifically tailored for online and offline transit payments.

Security Implementation:

- Developed a PCI-DSS compliant key injection application dedicated to ensuring robust security standards for the POS devices.

- Exhibited proficiency in implementing compliance measures within EMV applications, such as BP-Tools.

Testing and Certifications:

- Conducted rigorous testing and obtained certifications using UL Test Tool & MasterCard Simulator, ensuring the reliability and security of the application.

POS Middleware and ISO 8583 Library:

- Engineered a tailored solution for the seamless integration of the POS application with merchant ERP systems.

- Built a specialized JAVA library for ISO 8583 message construction and parsing, optimizing the application's functionality.

Payment Processing and Security Expertise:

- Demonstrated expertise in NFC and contactless technologies, ensuring smooth integration with payment processors and switches.

- Successfully implemented PCI-DSS security standards to fortify payment security within the Android-based L3 certified POS application.

Scope:

- Developed an Android-based Key Injection application designed specifically for POS systems.

- The application adheres to PCI PTS PIN Compliance and is intended for use exclusively in a bank's secure key injection facility, meeting compliance requirements.

- The application can only be initialized by authorized personnel within the secure facility.

Key Features:

- Strict adherence to PCI PTS PIN Compliance standards to ensure secure PIN transactions.

- Exclusively designed for utilization within a bank's secure key injection facility, aligning with compliance requirements.

- Authorization required for the initialization process, adding an extra layer of security.

Functionality:

- Facilitated the injection of Derived Unique Key Per Transaction (DUKPT) keys into all POS devices.

- Ensured compliance with industry standards, focusing on the security and integrity of key injection processes.

- Multi-part secure key input capability for deriving new unique Initial Pin Encryption Key (IPEK) and Key Serial Number (KSN) for installation in each POS device.

Compliance Requirements:

- Developed in accordance with PCI PTS PIN Compliance standards to meet the stringent security requirements of the payment industry.

- Tailored to be used exclusively within the secure key injection facility of banks.

Project Objectives:

- Implementation of a robust and secure key injection application for POS devices to enhance transaction security.

- Addressing compliance requirements and ensuring the application's exclusive use within the designated secure facilities.

- Multi-part secure key functionality for deriving new unique IPEK & KSN for each POS device installation.

Impact:

- Strengthened the security of POS transactions through the proper implementation of DUKPT keys.

- Enhanced security measures with the requirement for authorization during the initialization process.

- Contributed to the overall compliance adherence of the bank's key injection processes.