• Data Migration: Transitioned 1 million records from SQL to PostgreSQL, reducing retrieval times by 30% and improving system performance by 20%.• API Development: Developed secure RESTful APIs with Java and Spring Boot, enhancing data access efficiency by 25%.• SQL Optimization: Optimized SQL queries, cutting processing times by over 50%.• GCP Security Integration: Secured APIs with GCP Endpoints, reducing unauthorized access attempts by 50%.• Automated Data Extraction: Automated transfer of data from Excel files on FileZilla SFTP server to PostgreSQL, reducing manual tasks by 60%.• Automated Data Delivery: Automated data retrieval, generating snapshot files and uploading them to FileZilla SFTP server, improving efficiency by 50%.• PDF Document Management: Extracted byte data from SQL, converted to PDFs, and stored in GCP bucket, enhancing document management by 30%.• Security Enhancements: Resolved 95% of vulnerabilities reported by Mend, boosting service security.• Performance Optimization: Implemented Angular preloading strategy, reducing initial load times by 30%.

• Designed and developed REST APIs, improving system integration and data accessibility for applications.• Engineered a data migration module, facilitating the seamless transfer of data with 99% accuracy and minimal downtime.• Implemented new features and optimizations in Angular applications, enhancing user experience and performance by 30%.• Secured endpoints using Google Cloud Platform (GCP), reducing potential security vulnerabilities and ensuring compliance with industry standards.• Resolved service vulnerability issues identified by Mend Advice, enhancing overall system security and reliability.