Led multiple teams for communications as a service in the core platform engineering teamBuilt the services for scale with high availability and was involved in growing our messaging channels from using third-party vendors to building in-house enterprise-grade implementation.Worked on building fault-tolerant and high through-put spam detection service for messaging channels with very high throughput from scratch. Involved in creating in-house Machine learning models for classifying texts, images and used them to create fair usage policies across communication channels.