Chetna Porwal

Developer(Ba3) @Barclays

Pune, IN

Designed and developed microservice from scratch using Java, Spring Boot, Kafka, and REST APIs, integrating with FPAD/SWIFT for IBAN validation, reducing payment rejections by 50%.2. Optimized payment processing by migrating REST/MQ flows to Kafka, improving response times from 30 minutes to real-time for 50k+ transactions.3. Implemented Kafka DLT and audit recovery flows, reducing payment failures by 70%.4. Developed and maintained 20+ RESTful APIs using Spring Reactive Web, ensuring resilience in payment workflows.5. Increased test coverage from 0% to 90% using JUnit5 and Mockito, reducing post-release defects by 70%.6. Improved Sonar security ratings from E to A, fixing 80% of vulnerabilities and ensuring compliance via Veracode scans.7. Authored low-level design documents and CSO-approved OpenAPI Specifications (OAS) for Payments REST APIs.8. Led multiple production releases, ensuring zero downtime deployments and achieving defect-free deliveries.9. Built reusable code components, reducing onboarding time for new payment channels.10. Mentored junior developers, conducted code reviews, and provided structured KT sessions.11. Upgraded applications to Java 17, improving system performance.

Rajiv Gandhi Prodyogiki Vishwavidyalaya

Bachelors of engineering