- Built a new expense management web application with working login, subscription and billing functions in HTML, JavaScript and CSS
- Integrated Braintree and Xero OAuth API in JavaScript to develop a payment gateway and generate automated invoices for subscribers
- Managed the setup of Azure virtual machines and Azure Cosmos DB to store captured expense data from receipts for machine learning
- Created REST webservices in Java via Jersey and Jackson frameworks to send users expense analytics based on their captured receipt data
- Worked with co-founders and marketing to enhance user experience by building a WordPress blog and a chatbot using Intercom API