• Architected and developed ecommerce platform backend, in a microservice architecture written in Typescript, using AWS Lambdas and CDK with a GraphQL API layer and DynamoDB persistence, integrated with Stripe

• Implemented user authentication, reservations, payment collections and refunds, product catalog, and error recovery, emphasizing scalability and handling increased customer traffic

• Designed and implemented an event-driven platform feature set utilizing AWS SQS

• Developed and maintained backend services for project management tools, using Typescript, deployed using AWS Lambdas, GraphQL APIs, and DynamoDB

• Developed backend of the core banking product, using a microservice architecture, built with Java Spring, deployed with Docker to AWS ECS

• Architected and implemented event driven platform features using AxonIQ and Kafka

• Designed and developed RESTful API layer, implemented using Java Spring

• Architected and constructed data persistence layers using PostgreSQL

• Developed backend of provider care portal using Typescript, hosted in Azure using Kubernetes and Docker

• Architected and implemented RESTful and GraphQL API layer, including large file streaming