Arpita Singh

Participated in PPD (Person API Team) project, involving design, impact analysis, development, testing, and BA tasks, providing all-round support to the client.

• Achieved significant performance enhancement in APIs, reducing search times from 90 seconds to 10 seconds, by optimizing legacy code.
• Orchestrated release process, including creating a Helm tag and declaring releases after successful integration testing.
• Utilized Kibana to monitor and ensure optimal functioning of services, proactively identifying and resolving issues to maintain system reliability and performance.
• Facilitated code reviews and provided constructive feedback to team members, driving continuous improvement in code quality, maintainability, and adherence to best practices
• Spearheading a team for migrating all APIs from Java 17 to Java 21 version enhancing system performance, security, and compatibility.
• Enhanced software performance by identifying and resolving system bottlenecks.
• Collaborated with cross-functional teams to integrate new features and improve existing functionalities.

• Directed and contributed to the development lifecycle of generic data-ingestion services using spring boot and oracle enhancing code efficiency and maintainability across multiple projects
• Reduced trade processing time by 90% by implementing SQL query optimization
• Managed feature releases by overseeing the release process and providing comprehensive instructions to the release team for successful deployment
• Upgraded Spring framework version to improve application performance, security, and maintainability
• Mentored junior developers in development methodologies, empowering team members to contribute effectively and grow their skills in real-world application development.

• Architected and implemented key modules of high-performance trading application for MarketAxess, leveraging Java, Swing and multithreading to ensure low latency and high throughput, resulting in improved transaction processing speed and system reliability
• Demonstrated expertise in troubleshooting by swiftly addressing and rectifying various production bugs, minimizing downtime and impact on business operations
• Cultivated expertise in bonds, FIX protocol, and trading terminologies, applying this knowledge to enhance the functionality and accuracy of trading systems, ensuring compliance with industry standards and improving overall system efficiency
• Engineered a retail risk reporting system for Citi Bank using Java, Spring Batch, and ExtJs; enabled hierarchical data visualization and streamlined data processes, increasing data accessibility and reducing report generation time by 60%
• Gained extensive exposure to the financial services domain, leveraging industry knowledge.
• Worked with project managers, developers, quality assurance and customers to resolve technical issues.

• Worked as individual contributor in core java based application using frameworks - Spring and Hibernate
• Led user requirements gathering to ensure accurate project specifications
• Got good hands-on concurrency based java applications
• Got good hands-on SOAP and Ajax
• Modified existing software to correct errors, adapt to new requirements
• Improved existing code quality by profiling java application and fixed memory leaks leading to stable application.

• Worked on telecom domain and had exposure to Core Java
• Proficient in variety of web technologies including XSD, XML, HTML, CSS, Ajax, JSP, Servlets, and SOAP
• Demonstrated ability to provide end-to-end support and effectively address change requests within these technologies
• Enhanced complex application development with escalated engineering support
• Developed customized code for configuring solutions to specific project areas.