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RajasekharMosuru/README.md

Hi, I'm Rajasekhar Mosuru 👋

Senior Engineering Lead | Java · Spring Boot · Kafka · AWS | FinTech Payments

13+ years building distributed systems and real-time payment infrastructure. Currently at Persistent Systems working on IDFC First Bank's payment platform.

🚀 Portfolio Projects

Project Description Tech
payment-processing-engine Idempotent payment processing with circuit breakers Java, Spring Boot, Kafka, Redis, Resilience4j
kafka-event-streaming-platform Real-time event streaming with DLQ and exactly-once semantics Kafka, Spring Boot, PostgreSQL, Redis
ai-expense-classifier AI-powered expense classification using GPT-4o-mini Spring AI, OpenAI, Redis, PostgreSQL
system-design-toolkit Distributed systems patterns reference (in progress) Java, Spring Boot, Redis

🛠️ Core Stack

Java Spring Boot Kafka AWS PostgreSQL Redis Kubernetes

📜 Certifications

  • AWS Certified Cloud Practitioner
  • Microsoft Azure AZ-900

📫 Connect

LinkedIn GitHub

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    High-throughput payment processing engine — Saga pattern, idempotency, circuit breaker | Java 21 · Spring Boot · Kafka · Redis · PostgreSQL

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