1. I've been working on:- Designed and implemented the backend architecture for a document signing application, enabling secure, efficient, and seamless digital signature workflows.- Developed features for electronic and biometric signatures, ensuring compliance with legal standards- Leveraged technologies like Spring Boot, WebFlux, Hibernate, and R2DBC to ensure scalability and high performance.- Leveraged Apache Kafka for event-driven communication, supporting real-time updates and improving notification delivery time by 30%.- optimized database queries and achieved 50% faster than older versions.

* Designed and developed a comprehensive banking system to support core financial operations, ensuring compliance with industry standards and regulatory requirements.* Engineered the backend architecture for a mobile banking app, enabling seamless customer interactions with account management, fund transfers, payments, and more.* Integrated critical technologies such as Spring Boot, Spring WebFlux, Hibernate, and Kafka to build a scalable, event-driven backend.* Developed and optimized database schemas for secure and efficient data handling using relational (e.g., PostgreSQL, ORACLE).

I have been working on: - Developed and maintained the backend infrastructure for a business analytics and middleware platform, facilitating seamless integration between banking systems and user applications.- Optimized database performance, achieving a 40% improvement in query execution times by tuning SQL queries, creating efficient indexing strategies, and implementing connection pooling.- Processed and analyzed large volumes of transactional data, reducing reporting latency by 30% through the implementation of optimized aggregation and caching techniques.- Created custom middleware solutions to enable communication between diverse banking systems, enhancing system interoperability and reducing API response times by 25%.- Conducted rigorous performance testing and troubleshooting to ensure low latency and high availability.