● Developed and maintained interface reprocessing engine to automate reprocessing inbound request failures by using Microsoft Azure Function and Logic App

● Pinpointed performance issue of workbench web project and proposed solution being capable of handling large amounts of data with Elastic Search

● Collaborated with the product managers and other team members to build cloud-based scalable procurement software solution

● Refactored front-end framework from Angular JS to Angular 5 with reusable modules and components for better user experience

● Experienced in SQL Server Database design, developing and improving stored procedures and views to meet stakeholder requirements specifications

● Worked on documents search and data access control with Elasticsearch and rule engine

● Designed and implemented complex Approval workflow with multi-level review/approval by using Microsoft Azure logic App

● Designed and implemented Azure Functions to track changes between versions of documents by utilizing Azure Cosmos DB

● Designed and built high quality RESTful APIs capable of sustaining a large number of concurrent requests with retry mechanism to ensure the stability of the application

● Migrated TFS to GitHub to provide developers with convenient distributed version control and offline repository access

● Conducted the efforts to upgrade legacy distributed systems utilizing latest .NET frameworks and other new web technologies

● Analyzed causes of production problems and developed methods for improvement to guarantee optimized customer experience