Jatin Chauhan

Senior Lead Developer (Backend & Cloud Architecture)

Closeloop Technologies • Tiempo completo

Jun 2025 - Present • 11 mos

Architected and delivered an Enterprise Credential & Secure Access Management Platform (SaaS) by building high-performance .NET 9 REST APIs for end-to-end credential lifecycle management. Implemented encrypted credential storage and vault-style access workflows, secured services using JWT authentication and advanced RBAC, and designed scalable microservices capable of handling high-volume concurrent authentication and secure access requests. Integrated AWS Secrets Manager for secure configuration and automated key rotation, and built centralized audit logging and access tracking to meet compliance and governance requirements. Led the migration from a monolithic architecture to microservices, improving scalability by 35%, and boosted throughput/latency by 25–30% through database indexing, caching, and API response optimizations. Improved reliability with resiliency patterns (retry policies, structured logging, circuit handling, and failure monitoring) and defined backend architectural standards in collaboration with cross-functional teams

Senior Software Engineer (Microservices & Cloud Solutions

Wipro Technologies • Tiempo completo

Dec 2021 - Jul 2025 • 3 yrs 7 mos

Delivered a portfolio of enterprise platforms spanning digital coupons, sports hospitality bookings, backend automation, ERP integrations, and operational monitoring. Built a role-based eCoupon lifecycle system (issuance, validation, redemption, settlement) using distributed microservices, improving scalability by 40%, with fraud detection, audit trails, reconciliation/reporting (reducing manual operations by 30%), and secure JWT-based APIs. Developed a sports event accommodation booking and allocation system integrating third-party APIs, automating approvals/allocations to cut coordination effort by 50%, and improving payment success by 20% with role-based monitoring dashboards. Created a Windows job scheduler & messaging automation platform with batch processing, configurable triggers, structured logging/monitoring, and robust retry/exception handling—reducing manual communication effort by 60%. Implemented a SAP ↔ SQL Server synchronization service with transaction-safe bidirectional sync, automated validation reducing discrepancies by 30%, and performance tuning via batching/indexing. Built an Operations Monitoring & Control SPA to surface real-time metrics, job logs, and SAP sync timestamps with manual trigger controls, reducing troubleshooting and incident resolution time by 40%. Provided technical leadership through mentoring, code reviews (SOLID/design patterns), architecture documentation, and Azure DevOps CI/CD guidance that reduced deployment cycles by 60% while standardizing logging and error-handling practices.

Software Engineer II (Backend Systems & Integrations)

CHetu INC • Tiempo completo

Jun 2019 - Jan 2022 • 2 yrs 7 mos

Built and delivered multiple business-critical applications including a Multi-Channel Shipping, Inventory & Payment Orchestration Platform, a Retail Jewellery Store Management System, and a Customer Care & Service Management SPA. Integrated multi-marketplace APIs (Amazon, Shopify, eBay, etc.) for real-time order synchronization, implemented Stripe for secure payments, and connected logistics APIs (FedEx, UPS, USPS) to automate label generation and bulk fulfillment—reducing shipment discrepancies by 45% and improving backend API performance by 30%. Developed inventory and billing modules with RBAC security, invoice lifecycle management, reporting dashboards, and stock reconciliation workflows. Also created a centralized customer support SPA with customer/subscription management, SMS/email trigger controls, real-time metrics, and activity logs, reducing support resolution time by 35%.