ID:77936さん

Developed mobile, web applications and REST backend from concept to production using Flutter, Astro and Django Rest Framework. - Designed high-performance mobile app from scratch including routing, front-end components and data layer using Flutter. PocketWell served over 10k monthly active users after launch. - Developed a content-focused web application using AstroJS. Wellness Together Canada served over 200k users in need throughout Canada. - Created API endpoints with Django Rest Framework to support mobile and web clients and optimized the backend to ensure seamless integration with front-end systems. - Utilized Elasticsearch to provide fast lookup to resources from Contentful. - Wrote unit test, Bloc and screen widget tests with Mocktail and Mockito. - Implemented data collection and usage tracking with Mixpanel to generate visual reports. - Mentored junior developers and created technical documentation to ensure the continued success and maintainability of the web application and mobile app.

Developed web and mobile applications using modern Java and JS frameworks. - Created UI components for Viacom MTV & BET+ apps with React, React Context, Datapoint and Storybook, with unit and integration tests via Jest and Enzyme. - Enhanced user experience for in-house Android application by designing movie detail and list pages, utilizing Jetpack and MVVM architecture, with offline caching through Room and a repository pattern. - Leveraged Apache Sling to create AEM (Adobe Experience Manager) components that integrate content into web templates. - Implemented data collection and usage tracking with Adobe Analytics to capture user data, which helps generate detailed analysis and prediction models. - Orchestrated SPAs using React/Redux for clients, providing functionalities for adjusting email frequencies, updating preferences, and managing direct mail options, ensuring full responsiveness and AA accessibility compliance. - Improved code quality by refactoring old code, converting CSS/SCSS into CSS-in-JS with Emotion and introducing new syntax like Hooks into existing codebase.

Crafted data pipelines, workflows and web tools to streamline film production. - Developed a dynamic web application using Django as backend, JS and Bootstrap as frontend that allows production to select, format render core request emails which reduced human error by 70%. - Wrote pipelining tools in Python and Shell that save VFX artists an hour a day in content creation that would have been spent manually wrestling network operations, data transfers, naming conventions, render farm tasks and render errors. - Improved render farm efficiency by automating render core management through designing a priority system to intelligently render different types of shot frames.

Developed Winston [UTrack](https://github.com/buyunwang/utrack-react-native), an application for managing educational workshops. [Google Play Store](https://play.google.com/store/apps/details?id=com.utrack&hl=en_US), [Apple App Store](https://itunes.apple.com/us/app/winston-utrack/id1396359406?l=es&mt=8&ign-mpt=uo%3D4) - Designed and implemented authentication flow using React Navigation. - Implemented field-level validation for authentication with Redux Form. - Managed global state efficiently by leveraging Redux. - Developed a schedule page with FlatList to dynamically map workshop data to timetable slots. - Integrated PostgreSQL with a Ruby on Rails API-only backend to manage student and workshop data, successfully supporting over 130 student sign-ups on launch day.

Sole developer for [CryptoDash](https://github.com/buyunwang/crypto-dash), a react web app that allows users to search, favourite and monitor their crypto currency portfolio. [Github](https://github.com/buyunwang/crypto-dash) - Utilized React Context API for state management to achieve greeting on first login. - Developed using styled-components & CSS Grid for 95% CSS styling to ensure proper CSS scoping. - Included localStorage to store crypto coins and save to favourite list. - Used lifecycle methods and CryptoCompare API to fetch 5803 coins and their real pricing data. - Visualized coin prices using HighCharts to display historical pricing data through interactive charts and tables.