2024Featured
HTML to PDF Serverless Service
High-performance HTML-to-PDF conversion using Puppeteer Core on AWS Lambda with optimized cold-start and concurrent generation support.
Node.jsPuppeteerAWS LambdaS3
2024Featured
Payment Reconciliation & Reporting System
Python-based reconciliation system matching payment gateway transactions with internal order records, processing large CSV datasets with automated mismatch reporting.
PythonPandasPostgreSQLCron
2023Featured
RM Hierarchy Management System
Hierarchical RM-client relationship system using Nested Set Model in MongoDB for efficient tree traversal and complex hierarchy queries.
Node.jsMongoDBExpress.jsNested Set Model