• Developed various Android front-end and back-end features including the Pre-order feature and the subscription feature “WishSaver” using Java, Kotlin, and Python. Built APIs, managed databases to support new and existing features.• Improved the framework for promotional splash screens so that it can be used for both the iOS and Android client development• Collaborated with cross-functional members to implement a subscription service model with recurring payments on the backend, communicated with members from other teams on sophisticated technical and engineering issues• Worked closely with Product Managers to perform A/B testing on features and analyzed performance with SQL

• Developed the credit card security feature ‘Card Control’ for the Android banking app in Kotlin and Java• Rewrote various modules from Java to Kotlin and implemented new features to deliver a streamlined customer experience• Collaborated with cross-functional teams in an Agile fashion on project planning, updates, and retrospectives on possible user experience improvement• Delivered presentations in internal forums on the new project and new technologies

Worked on full stack web development to retire legacy framework, improve front-end experience and enhance backend database query efficiency. Coded in Java and JavaScript (Vue.js), used Spring and Hibernate. • Re-designed the legacy UI for both employee management and incident management apps• Created various new features for easier Human Resource and workplace management• Added analytical abilities for the app including dashboard analytics, employee search/filter and system usage analysis• Built an incident inbox UI with filtering and sorting options to improve incident management experience• Re-designed database schema to create data mapping for the new features