Rupali Guleria

Specialized in Market and Sec Services within Banking and Financial sector, with expertise in Trade, and Investment Banking. Proficient in managing trading system that handles foreign exchange, equities, and fixed income asset classes.

Project: Redesigned Trading System for High-Volume Data.

• Engineered a scalable trading system for high-volume, real-time data, optimizing deduplication and reducing latency. Developed a low-latency batch processor for data from Solace and led a multithreaded simulator for high-volume testing.
• Implemented algorithms for data deduplication, resulting in a 30% reduction in storage costs and increasing overall system efficiency, allowing for more effective resource allocation within trading operations.
• Created an innovative multithreaded testing simulator that processed 1M+ simulated trades, providing invaluable insights into system behavior under stress and driving improvements in trading execution strategies.
• Established a standardized code review process that emphasized error detection and adherence to coding standards, resulting in a 35% reduction in bug occurrences across the team and faster product release cycles.

Project: Developed a Data Lineage System on top of an Event Processor.

• Developed a data lineage system on top of an Event Processor to track event state transitions and lifecycle. Leveraged Java, Spring Boot, MongoDB, and Airflow for building scalable, traceable event flows.
• Implemented GraphQL to query event lifecycle data and real-time state changes.
• Optimized state tracking using WebSocket's for real-time data flow updates.

Project: PayLink Payment System.

• Engineered a secure payment management system that streamlined payroll integration, ensuring compliance with GDPR, PCI-DSS, and FCA regulations; safeguarded sensitive data for 350 employees, enhancing trust in payroll processes.

Project: Payment Collection System (FIS)

• Developed distributed microservices for banking projects by utilizing REST API, Java 8, Kafka, Cassandra and Spring Boot. Improved data retrieval through implementation of Redis caching while ensuring secure transactions with SSL/TLS encryption as well as rate limiting and JWTs.
• Developed a security system using Spring Boot and OAuth2, focusing on authentication and authorization. Employed design patterns like MVC, Factory, and CQRS, and utilized multithreading to improve performance and responsiveness.
• Managed a 5-member cross-functional (product, engineering, QA) team and coordinated with 3 Product owners toward the successful launch of an internal e-commerce platform

Project: Optimization of Third Party Statuses (FEDEX)

• Led the design and development of a project to automate data exchange between TNT and FedEx, reducing manual data entry by 60% and errors by 75%. Developed distributed, concurrent applications using Java collections, multithreading, and design patterns like Factory and Strategy. Utilized CI/CD pipelines, Kubernetes, and Docker for seamless integration, achieving 100% migration.

• Led to the development of a Web-based Java application for storing information on Volkswagen projects.
• Identifying the various shortcomings in the project design and suggesting improvements.
• Writing high-quality code as per SonarQube standards along with Junit test cases. Implementing various Application backend components and designing the APIs