Rajeswara Rao Sobbana

Enhanced the AddressPlusWrapper address-validation platform using Core Java and Spring Boot, supporting processing of millions of address records against Parcel, Structure, NavteqStreet, and USPS datasets. Worked across REST and SOAP integrations and batch-processing workflows using GCP services including BigQuery and Dataflow, with Kubernetes-based deployment and production support.

Built transaction-processing rules for the Journal-And-Book-kEeping (JABE) platform using Core Java, Spring Boot, Kafka, and Drools, supporting transaction persistence and propagation to downstream systems. Improved a performance-reporting application through multithreaded asynchronous calls, GemFire query parameter binding, and code refactoring to meet service-level agreements.

Built backend REST services for a Salesforce Concierge ticketing application using Core Java, Spring Boot, AWS, and PostgreSQL. Implemented unit tests and collaborated across backend and Angular-based application components.

Developed backend REST services, schedulers, and database structures for a cryptocurrency trading platform using Core Java, Spring Boot, AWS, and PostgreSQL. Supported workflows for account deposits and withdrawals and buying and selling cryptocurrencies.

Enhanced the PayPal payment flow for FDMS North Settlement PTS and developed a Standard Transaction Model to provide a consistent view of payment data for downstream consumers. Implemented REST services and Java business logic translated from C++.

Built the iCAD single-page application for Verizon call-center workflows using Angular, Spring Boot, SOAP, and REST services. Enabled call-center users to retrieve customer information and create, update, or close service tickets during customer calls.

Enhanced a network monitoring system that collected log and event data from thousands of nodes and performed real-time event correlation. Worked with Linux-hosted manager services and agents deployed on monitored hosts, handling normalized and non-normalized event data from firewalls and log servers.

Developed Core Java and Portlet modules for transaction platforms supporting booking, authorization, suspension, and CRM campaign management workflows. Integrated web services, TIBCO, and XML/XSLT across unit testing, system integration testing, and user acceptance testing environments.

Developed Java and Perl automation tools for telecom charging-system nodes, generating threshold-based reports and automating NOC SDP reports across regions.

Master of Computer Applications (MCA) from Priyadarsini P.G. Center, Sri Venkateswara University, completed in 2006.

Bachelor of Science (B.Sc.) from Jawahar Bharathi Degree College, Sri Venkateswara University, completed in 2000.