Distributed system, Kubernetes, Apache Pulsar, Notification Services, AWS, terraform, CI/CD

* Integrated DynamoDB with AWS services like Lambda and DAX, resulting in a 50% increase in data retrieval speeds and handling up to 10,000 queries per second, reducing latency by 30%

* Managed and optimized a PostgreSQL relational database with advanced schema design, query optimization, and implemented sharding techniques for scalable data distribution and efficient retrieval

* Enhanced service reliability and optimized response latency utilizing gRPC's client-side load balancing capabilities; systematically integrated its inherent health-checking protocol to proactively assess service instance vitality, ensuring the timely exclusion of non-operational nodes from the request-routing pool

* Designed and implemented a robust set of RESTful APIs with integrated OAuth for secure authentication. Prioritized essential features like user registration and login, ensuring both a seamless and secure user experience

* Integrated TypeScript in React to develop type-safe applications, design user-friendly, reusable Components for development.

* Proficient in utilizing React Hooks to manage component state and lifecycle in functional components, employing useState, useEffect and other hooks to improve code readability and maintainability

* Developed and launched a responsive chatbot using AWS Lambda, integrated with AWS API Gateway for seamless front-end interactions. Streamlined data archival with Amazon S3, enhancing user experience and boosting storage efficiency by 30%

* Led the development and optimization of Distributed Systems & Cloud Computing solutions using Java, integrating tools like Kafka and ZooKeeper to ensure data consistency and robust messaging

* Implemented HAProxy for sophisticated load balancing, orchestrating its cross-platform deployment via Docker

* Revamped product name queries by introducing indexing, resulting in a 3x speed increase in name search response times

* Leveraged Redis as cache solution to improve loading page response with caching top 100 best seller product improved Data Query Response Times by 25%

* Seamlessly configured and deployed microservices using Spring Cloud Gateway, Consul, and OpenFeign across multiple AWS ECS tasks and services, ensuring robust service integration, public accessibility, and a consistent 99.9% uptime through a high-availability architecture