As a Software Engineer,- Led the development of a critical flow, including optimising the existing process by 90% for critical integrations like Red Button Disaster Recovery Service, resulting in improved efficiency and an increase in user onboarding by 40%.- Led the migration of the application from Angular 9 to Angular 15, updating breaking dependencies and ensuring a seamless user experience post-migration.- Developed a new page for viewing server‑level status and logs, reducing manual effort and improving operational efficiency by 60%.- Played a key role in achieving zero‑downtime migration from MongoDB to MySQL for an application handling 1 million requests per month, ensuring data integrity and continuous service availability.- Improved system performance by analyzing heap dumps and resolving CPU and memory spikes. Enhanced system reliability by fixing concurrency‑related bugs, resulting in more stable and efficient operations.