Devojoyti Pal

About Devojoyti Pal

Software Engineer at PayPal building scalable, production-grade payment systems powering global checkout flows across 195+ countries. I specialize in backend development, RESTful API design, distributed systems, reliability engineering, and performance optimization.I’ve delivered measurable impact in high-scale environments — reducing checkout failures, improving latency, enhancing observability, and building automation that strengthens system stability. My work spans Node.js, React, CI/CD pipelines, test automation, and cloud-oriented architecture.Previously at Gap Inc, I worked on enterprise-scale PIM systems managing 30k+ SKUs, where I built automation tooling and streamlined engineering workflows.Strong foundation in Data Structures, Operating Systems, and Object-Oriented Design. Passionate about solving complex engineering problems and building systems that operate reliably at scale.

Experience

1. Software Engineer

   PayPal

   Oct 2024 — Present · Chennai, IN

   Built a scalable, resilient payment architecture using Node.js and React, aligned with PayPal’s cell architecture, supporting payment flows across 195 countries.2. Shipped 16 production grade UI components and 6 backend APIs, contributing to 55% reduction in order creation failures in impacted checkout flows.3. Developed 11 automated test suites, increasing critical payment flow test coverage by 100% and significantly reducing regression defects in production.4. Implemented BIN-based currency conversion and installment eligibility logic, improving checkout success rates by an estimated 30% in eligible regions.5. Designed optimized retry mechanisms and race-condition handling, eliminating 90% of stale payment retries in targeted systems.6. Introduced smart caching and transparent pricing disclosures, reducing repeated backend calls by 40% and improving perceived checkout latency by 25%.7. Enhanced production observability by implementing end-to-end observability using FPTI logging.8. Migrated critical backend modules to Node.js microservices, resolving multiple runtime/dependency issues and improving service stability across 100% of migrated flows.9. Delivered GB-specific payment backend services, supporting region-specific compliance and feature rollouts.

Education

• Vellore Institute of Technology

  Bachelor of Technology - BTech, Computer Science