Ramesh Singh Email & Phone Number

Foster City, California, Us

• Redesigned Technology Governance application from batch job based monolith to event drivenmicro services architecture, improving user experience, performance, scalability and maintenance.• Planned and executed the migration of applications scanning from BlackDuck to Nexus SonaType,reducing license costs by 50%.• Developed and deployed new features enabling developers to proactively scan applications duringdevelopment phase, enhancing overall organizational compliance.• Designed & Developed an Implicit Data Enrichment Framework in Visa’s Private Cloud platform toautomate manual steps accelerating cluster readiness time by 30%.• Led the implementation of same-day provisioning for Physical Servers by integrating with CloudFabric APIs, reducing provisioning time from one week to one day.• Automated provisioning of NAS Storage provisioning, Certificate generation, Firewall configurationetc. in existing PaaS offerings, reducing environment provisioning time by 1-2 days.• Integrated ChatGPT LLM based conversational AI Chatbot using RAG technique & Vector DB,reducing user query resolution time by more than 50%.• Collaborated effectively with cross-functional teams to streamline development processes andaccelerate delivery.• Liaised with the Product team to define future enhancements and new features.• Resolved critical production issues to maintain system uptime and stability.

Denver, Co, Us

• Led the engineering team on Account Payout Network platform, handling cross-border payments. • Successfully integrated 4 banking partners, enabling Direct to Bank money transfers to 10 new countries.• Developed the Centralized Bank List module, reducing bank list update efforts for new partner integrations by 60%.• Implemented platform enhancements that reduced payment rejection rates by 20-30%.• Enhanced the existing Direct to Bank platform to support Direct to Card delivery by integrating card tokenization services.• Collaborated with product and development teams and coordinated with banking partners to drive end-to-end system integrations.• Integrated banking partner systems using REST APIs and batch jobs.• Deployed and managed Docker containers on OpenShift/Kubernetes.• Interacted with RDBMS and NoSQL databases to read and write data.

San Francisco, California, Us

• Contributed to the Wholesale Wire Transfer project as an individual contributor.• Optimized the bulk wire transfer module, reducing processing time by 50% and enabling its successful launch for extra-large customers.• Implemented service virtualization using Oracle Service Bus and orchestrated processes using Oracle BPEL.• Developed and deployed business rules using Oracle Rules Engine.• Improved performance by implementing result caching with Oracle Coherence Server.• Developed and consumed SOAP and RESTful web services.

• Led the backend services development for the credit cards online account management. • Designed and developed webservices and implemented async solutions using JMS.• Integrated enterprise applications using OSB and Oracle SOA Suite in Eclipse IDE. • Message Transformations using XQuery & XSLT in JDeveloper IDE.• Wrote Stored Procedures using PL/SQL.

Norwalk, Ct, Us

• Developed code using Seebeyond eGate for B2B message exchanges.• Transformed HL7 schema based messages using Java.

Bangalore, Karnataka, In

• Enterprise Application Integration using Oracle Service Bus and Oracle SOA Suite.• Created loosely coupled SOAP Web services, WSDL and XSD.• Developed Object Oriented code using Java, Spring, Struts, EJB, JSP Hibernate etc.

Bachelor'S Degree, Computer Science

High School, Science