As a Software Architect, my responsibility is to design the overall architecture and structure of software systems. Also provide technical leadership and guidance to development teams throughout the software development lifecycle. Analyzing and evaluating existing systems and technical requirements to identify areas for improvement or new system implementation. Evaluating new technologies, frameworks and tools to recommend their adoption based on system requirements and industry best practices.Below are my major projects.-- Responsible for the backend design for a Credit Collection Project, focusing on introducing an installment-based solution for cardholders unable to pay their balance.-- Lead Architect of the Core Banking product. Under the scope of this project, we introduced the new banking product into our platform. It includes the account generation, debit cards associated with the account, transaction processing and other account related use cases.-- Worked as an Architect on Joint Account Enrollment Project. It involves the enrollment of joint account and transaction processing. Working closely with developers and other stakeholders to ensure seamless delivery. -- Successfully migrated application from JDK 8 to JDK 21. Conducted thorough code analysis and refactoring during the migration process.-- Migrated the build process of an existing application from Ant to Maven, streamlining dependency management.-- In addition to the projects mentioned above, I worked on various tickets related to product enhancements and client requirements.

As a Principal Software Engineer, I am responsible for the development, overseeing overall development progress, mentoring junior developers and ensuring code quality. I also focus on refactoring code in order to enhance performance. Below are the some of my major projects:-- Worked as a lead developer on VISA Credit Installment project. Integrated VISA APIs to enroll cards with VISA and developed callback APIs to receive notifications from VISA regarding installment updates.-- Implemented OAuth2 authentication using the client credentials grant type in a Spring Boot web service, ensuring secure API access.-- Developed new APIs for logging disputes with VISA for network transactions. Integrated multiple VISA APIs to facilitate Chargeback filing with VISA.-- Implemented an In-Memory Card Generation feature. Generated cards are stored in an inventory table. Based on certain configurations, the system loads serial numbers into memory and stores them in a Queue using ConcurrentLinkedQueue. During card generation requests, API fetches the card number from the memory.-- Worked as a lead developer on a project of Credit Card Bankruptcy. Responsible for the development of APIs for bankruptcy.-- Participated in the development of a Dispute Processing System. Purpose of this project to provide APIs for logging transactional disputes and executing various actions on disputed transactions. -- Developed APIs for Real Time Posting of ACH transactions to ensure immediate fund availability.-- Developed APIs for asynchronous transaction processing on funding cards.

As a Senior Software Engineer, my primary responsibility is to implementing business logic and overseeing back-end development using Java and Spring. -- Worked on Credit Card Project as a backend developer using Java. Developed many credit card APIs including Credit Card Enrollment API, Update Credit Attributes API, Charge Off API and many others.-- Worked as a developer on Secure Credit Card project. This type of credit card requires cardholders to submit a security deposit upon applying.-- Worked on integration of Payment Gateways (Cybersource, Beanstream and Payhive) and cardholder authentication (Equifax, LexisNexis, and Transunion).-- Developed a new REST Web Service named "OpenBankingWS" in resteasy framework. The purpose of this Webservice is to share cardholder and transaction details to AISP. AISPs are service providers that can process payment transactions on behalf of a customer.-- Developed a backend scheduler, which is responsible for credit card delinquency. Used multi-threading and Queue data structure. The scheduler operates on a daily basis, checking credit card payments. If a cardholder fails to pay the statement balance by the due date, the scheduler marks the card as delinquent.-- Implemented Salt while generating or authenticating user passwords in createUser and authentication user API. -- Worked on multiple tickets related to Multi Purse. Multi purses are the different currency wallets of a cardholder. Worked on many APIs like generateVirtualPurse, transaction processing of purses etc.-- Implemented Versioning in REST APIs, facilitating efficient management of API changes and ensuring compatibility across different versions.-- Worked on below areas. -- JAVA Streams -- Functional Programming -- Web Services -- REST API versioning -- Spring Boot -- JWT -- OAuth2 -- Mockito

Worked as a Software Engineer.