Pranjal

Software Engineer-2

Chrp Technologies • Tiempo completo

Aug 2025 - Present • 1 yr 3 mos

Working as a Software Development Engineer II, specializing in backend engineering, database performance optimization and scalable application architecture. Key responsibilities and achievements: - Led a production MySQL performance optimization initiative on Microsoft Azure, reducing database workload by 38%, requests by 44% and data transfer by 26%. - Eliminated approximately 250K redundant database queries per day and reduced reads from the largest database table by 64%. - Optimized critical database operations, making key operations up to 1,900 times faster, validated through production telemetry. - Re-engineered image rendering by moving overlay computation to the client and rendering stored metadata directly over original images, eliminating duplicate processed image generation and storage in Azure Blob Storage, reducing storage costs by 50%. - Architected and developed an independent PDF generation microservice from scratch, replacing the existing Puppeteer and Chromium-based architecture. - Improved PDF report generation performance by 8 times and reduced report generation cases exceeding 10 seconds from 95% to just 0.5%. - Worked on backend services, database architecture and production systems with a focus on performance, scalability, reliability and maintainability. Technologies and tools include Node.js, JavaScript, Express.js, MySQL, Microsoft Azure, Azure Blob Storage, REST APIs and microservices. My experience focuses on solving real-world engineering problems, optimizing existing systems and building efficient backend solutions that deliver measurable business impact.

Software Engineer

American Express • Tiempo completo

Aug 2022 - Aug 2025 • 3 yrs

Worked as a Software Development Engineer II at American Express, contributing to enterprise-grade payment processing systems, backend microservices and financial technology solutions. Previously progressed through the Software Development Engineer I role. Key responsibilities and achievements: - Developed Java-based backend microservices supporting payment processing, authorization and transaction management. - Implemented real-time tax enrichment for Withholding Tax (WHT) and VAT, enabling 99.9% accurate reconciliation across 10M+ annual transactions. - Extended payment network capabilities by implementing Auth on Credit for four acquirers, streamlining refunds for 5M+ annual transactions and reducing customer support calls by 13%. - Contributed to Zero Value Account Verification (ZVAV) for inbound and outbound EC authorization, supporting 15 acquirers and improving cross-border acceptance rates by 8%. - Enhanced internal testing platforms by developing backend microservices that automated integration testing, reducing manual effort by 20%. - Improved SafeKey authorization capabilities through enhancements to payment network integrations, contributing to better approval rates and fraud liability management. - Worked with Java, Spring Boot, REST APIs, microservices, SQL, JUnit, Mockito and BDD-based testing. - Collaborated with engineering teams to build reliable, scalable and maintainable enterprise software solutions. Developed strong expertise in backend engineering, payment processing, enterprise integrations, API development and building reliable systems in a high-volume financial technology environment.