➢ Led the development of an event-driven IC Rate Calculation Service for payments using Amazon SQS. This service leverages the Drools framework for business rule management, enabling real-time interchange rate and fee calculations based on complex business rules.➢ Automated API testing for the payments transaction lifecycle using the Karate framework, ensuring comprehensive functional coverage and early defect detection.➢ Implemented a merchant-facing dashboard UI for surcharge fee calculation system using React. This tool facilitates merchants to predict the Cost of Acceptance (COA) with the help of bank settlement file/fee report based on which they can surcharge their customers while being under DA's compliance and also configure their own surcharge rules based on country, state, card brand and other factors.

➢ Promoted to ASE II within a remarkable 6-month timeframe, recognized for outstanding performance both as a team player and as an individual contributor➢ Spearheaded the design and development of "Global Account Updater" for automating the process of retokenizing recently updated cards within the product, which lead to significant cost savings and improved customer retention➢ Pioneered the pilot testing phase of VSCode + GitHub Copilot adaptation within the team, leading to an improved productivity and efficiency among developers➢ Conceptualized, implemented and deployed a fully scalable RESTful microservice in Spring Boot, facilitating the cloning of merchant configurations and associated data across environments with a single click of a button, under the Speed2Value initiative. This microservice is expected to substantially reduce the overall customer onboarding time and consultant efforts, contributing to a faster and seamless merchant setup across environments (UAT, Production etc.)

➢ Collaborated on the seamless integration of GIACT API — an end-to-end account and identity solution for verifying checking and savings bank accounts — with EIPP, our proprietary Invoice Presentment and Payments System, further enhancing ACH payments security and fraud reduction.➢ Contributed to the integration and implementation of various transaction types, including Tokenize, Authorize, Capture, Refund, 3DS, for well-known processors such as Global Payments and Dlocal, ensuring diverse and efficient transaction processing capabilities across product.

➢ Played an active role in the development of a secure and efficient payment platform, adhering to the PCI-DSS standards➢ Demonstrated proficiency in Core Java Tech Stack, including Spring MVC, Spring Boot, JPA, Hibernate, JUnit, MySQL, Struts Actions, and JavaScript for frontend development.➢ Developed and maintained Data Interceptor/Checkout pages, which streamline card details entry for B2B payment processing.