Prithiviraj Rajenthiran

Performance Engineer | DevOps | Kubernetes | Payments

Performance Engineer with 2 years of experience in the payments domain, specializing in performance testing, resiliency, and system optimization. Proficient in Kafka, Zookeeper, MongoDB, Oracle, and Helm Charts, with hands-on expertise in JMeter, BlazeMeter, and Java Exporter (JMX Exporter) for monitoring. Experienced in deploying applications as Kubernetes pods, ensuring high availability, low resource utilization, and enhanced reliability. Passionate about automation and scalability in dynamic environments.

Project: RBC Bank - Fedwire NFT Certification

 Environment: Kubernetes, Prometheus, Grafana

• Deployed and monitored VolPay application in Kubernetes.
• Conducted sanity, baseline, benchmarking, and stability testing to ensure performance.
• Processed Inbound, Outbound, and Book API payments accurately.
• Monitored metrics in Grafana using Prometheus, ensuring system reliability.
• Analyzed and resolved OOM issues, sharing HPROF & JFR files for debugging.

Poste Italiane Bank – NFT Certification

Environment: OpenShift | Tools: JMeter, Postman, Grafana, Prometheus

• Deployed VolPay application using Helm Chart in OpenShift.
• Processed Inbound, Outbound - API (SEPA IP payments)
• Conducted sanity, baseline, benchmarking, and latency collection for performance validation.
• Configured Kafka, RabbitMQ, Zookeeper, and MongoDB clusters in a clustered mode.
• Implemented Mutual TLS (mTLS) with SSL certificates for application and infrastructure security.
• Continuously monitored CPU & memory usage to ensure SLA compliance.
• Created unique payment samples using Groovy scripts.

Commercial Bank of Dubai – NFT Certification

 Environment: Kubernetes | Tools: Helm Chart, Azure Key Vault

• Deployed VolPay application using Helm Chart in Kubernetes.
• Processed SWIFT cross-border payments and TMS payments (Inbound & Outbound).
• Ensured data security using Azure Key Vault.
• Done the UI Performance Testing via Jmeter at huge load of DB
• Investigated and resolved OOM and deadlock issues by analyzing indexes.

ISO CITI NFT Certification

Region: Hong Kong, Bathnet | Environment: OpenShift Tools: JMeter, Chaos Studio

• Led E2E NFT certification, covering Sanity, Performance Benchmarking, Resiliency, Stability, and Security for each dedicated FMI.
• Deployed the application in OpenShift and optimized clustering.
• Implemented dual IBMMQ setup & load certification.
• Ensured infrastructure and application resiliency using Chaos Studio.
• Processed MX and MT samples via JMX for payment validation.
• Created unique payment samples using Groovy scripts.

R&D Projects – VolPay Application

• Recovery & Resiliency Testing: Used Chaos Monkey in AWS to inject faults and validate system recovery & resiliency.
• Rolling Update Testing: Performed Kubernetes rolling updates on VolPay package, ensuring zero downtime and monitoring performance impact.
• IBMMQ SSL Configuration: Configured TLS 1.3 for IBMMQ, ensuring enhanced security and encryption for infrastructure and application testing.