As a Java Developer, I played a pivotal role in enhancing the application's functionality and optimizing system performance, particularly in managing complex financial transactions. My responsibilities included designing and implementing critical system components, integrating essential APIs, and delivering a seamless user experience through rigorous testing and debugging.Key Contributions:•API Integration : Integrated third-party APIs related to FinTech domain, significantly expanding the platform's functionality and service offerings.•Transaction Reporting: : Developed comprehensive transaction reporting using REST APIs, enabling real-time monitoring and analytics, which provided valuable insights for stakeholders.•Transaction Management : Designed and implemented a core system component to efficiently process pending transactions, ensuring accurate success/failure marking and seamless refund processing.•Financial Modules : Implemented modules for charge deductions and commission distributions, ensuring precise and efficient financial transactions.•Performance Optimization : Streamlined data retrieval processes with optimized filter APIs, leading to a 20% reduction in response times and a marked improvement in overall system performance.•Code Maintenance : Maintained and documented codebases meticulously, ensuring efficient collaboration and smooth future development.

As a Programmer Analyst Trainee at Cognizant, I built a strong foundation in programming fundamentals and database management, consistently achieving high scores in assessments and applying my knowledge to real-world Java projects.Key Achievements:•Excelled in OOP concepts with a 95% assessment score.•Developed proficiency in MySQL, scoring 90% in practical assessments.•Successfully executed basic Java projects, earning positive feedback from mentors.