Prasath Rajasekaran

Redesigned the automated overdue payment processor's core data handling by introducing row-level locks and per-account atomic transactions, ensuring accurate late-fee calculations under high concurrency operations. Implemented configurable feature flags with Flipper, enabling staged rollouts for payment workflows.

Taught Excel, Python, and Access, graded assignments, and supported students to improve learning outcomes. Assisted in various academic tasks to enhance the learning experience for students.

Designed and scaled REST APIs for a payments platform, processing over 10,000 transactions and ensuring zero critical issues. Led release management by designing Gitlab CI & CircleCI pipelines to automate builds, testing, and deployments, reducing cycle time by 10%.

Developed a self-serve reporting platform using MongoDB, Rails, and React.js, reducing report generation time by 40% and enabling real-time data access for end users. Migrated infrastructure from GCP to AWS, optimizing EC2, RDS & Lambda usage, cutting cloud costs by 30%.

Implemented OAuth-based SSO with AWS Cognito for 5 microservices, streamlining authentication for 40 employees. This initiative significantly improved security and access management across the organization's services.

Implemented APIs for an e-commerce platform and optimized performance to under 200ms using Redis caching. This optimization significantly improved the user experience and system responsiveness.

Pursued a Master's degree in Information Systems and a Graduate Certificate in Data Analytics. Focused on advanced topics in information systems and data analysis.

Completed a Master's degree in Information Technology. Gained expertise in various aspects of IT.