Sai Kiran

About Sai Kiran

Full Stack Developer with 5+ years of expertise in architecting and delivering scalable…

Experience

1. Full-stack Developer

   Charles Schwab

   Jul 2024 — Present · US

   Engineered secure REST APIs with Spring Boot, JPA, and PostgreSQL, processing millions of daily transactions and lowering queryexecution time by 25%, ensuring reliable performance for large-scale financial applications.• Built responsive dashboards with React, TypeScript, and Material-UI that enabled advisors to visualize complex datasets, reducing clientreport preparation time by 40% and improving decision-making efficiency across investment teams.• Architected microservices on AWS EKS using Docker and Kubernetes, cutting infrastructure costs by 15% while ensuring high availabilitythrough automated scaling policies and enhanced system fault tolerance.• Automated deployments with GitHub Actions and Gradle, reducing manual release effort by 80% and enabling daily productiondeployments with consistent build verification and integrated regression testing.• Coordinated with QA and business analysts in Agile sprints, delivering 25+ production-ready features within deadlines, while maintaininga defect rate below 1% through proactive test coverage and code reviews.• Implemented PostgreSQL indexing strategies and caching layers, decreasing financial report generation time by 32% and enabling realtime updates for portfolio performance dashboards.• Led a cross-team integration project with internal APIs, enabling real-time fraud detection alerts, which improved fraud incident responsetime by 45% and reduced financial losses associated with delayed detection.