Yadvendra Yadav

About Yadvendra Yadav

Passionate about building robust, scalable, and secure applications, I specialize in…

Experience

1. Software Engineer

   Prismberry Technologies

   Jun 2024 — Present · New Delhi, IN

   Engineered API enhancements for EMS integration and corporate onboarding processes, addressing critical gaps that improved data flow efficiency by 30%.2. Designed and implemented secure data transfer mechanisms using encryption/decryption & resolved 29k+lint issues and optimized code for maintainability and performance.3. Developed secure SIM Binding functionality to link SIM cards with user accounts, real-time validation to prevent fraud and unauthorized access, including SIM swap attacks.4. Developed APIs for managing OFFERS in the admin portal and integrate them into the mobile app, including third-party offers. Led the Offers module for timely delivery.5. Led backend engineering for Zaggle’s Retail Prepaid Card platform; integrated scalable APIs for KYC, UPI funding, and card lifecycle orchestration, reducing onboarding delays by 40%.6. Led the development of BROME’s rental invoicing engine by implementing CRON-based automation, in-memory caching, and rule-driven approval chains, improved billing efficiency by 30% and reduced manual operations by 60%.7. Refactored VISA and RUPAY settlement mappings to reflect schema updates; built a CRON-driven scheduler to generate CardDetails CSVs and transfer via SFTP, optimizing batch processing with O(1) write consistency and ensuring 100% transactional accuracy.8. Streamlined corporate and bank onboarding with document validation and dynamic reviews, added rollback-safe logic to ensure ACID compliance and transactional consistency.