• Designed and operated cloud-native systems supporting large-scale e-commerce platforms and retailer integrations
• Led migration to Infrastructure as Code (IAC) using Terraform, standardizing AWS infrastructure management and improving deployment reliability across services
• Designed and implemented MongoDB Atlas Search indexes, reducing product search latency by 90% and improving catalog query performance at scale
• Built full-stack features across React and Node.js, delivering new product management workflows and resolving production UI issues affecting retailers
• Integrated multiple external payment processors and retail POS APIs, designing resilient service interfaces and error-handling strategies for third-party integrations
• Implemented observability and monitoring systems using Cloudwatch dashboards and alerts to improve operational visibility across services