Winona Aiden - Senior React Native Developer

Winona Aiden

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Winona Aiden

4.9

Gender

Male

Address

Thanh Tri, Ha Noi

Language

English - Upper-intermediate

Main expertise

React Native React.js JavaScript Front-end Mobile App Full-stack Web Software Node.js Redux GraphQL TypeScript

Introduction

Winona Aiden is an accomplished Senior React Native Engineer with five years of experience in building dynamic, high-quality mobile applications, and two years of expertise in React.js for web development. Winona has demonstrated an ability to create seamless, cross-platform user experiences by leveraging a deep knowledge of React Native and JavaScript. She is skilled in translating complex requirements into elegant, efficient code while collaborating effectively with multidisciplinary teams. Winona is known for her strong commitment to staying up-to-date with the latest technologies and best practices, driving innovation, and delivering exceptional results in fast-paced environments. She has deep experience in profiling, debugging, and optimizing React Native applications to enhance performance across both Android and iOS platforms.

Project list

Changi Airport Application - Singapore

2023

Worked closely with clients to deliver effective solutions for integrating new features, using a versioning approach to ensure backward compatibility. Oversaw merge requests from team members to maintain code consistency throughout the application, focusing on writing reusable and extensible hooks and components, and optimizing performance. Managed real-time updates of flight data with detailed profiling, debugging, and optimization of application components. Ensured application responsiveness, minimized interaction delays, and maintained smooth animations at a steady 60 FPS. Regularly upgraded libraries and the React Native version. Customized third-party libraries or developed native modules according to business requirements. Implemented OAuth authentication for platforms such as Google, Facebook, and Apple. Prepared detailed documentation and managed Git branching with precise cherry-picking for code releases, ensuring smooth deployment on Google Play and the App Store.

- Collaborated closely with clients to deliver optimal solutions for implementing new features, ensuring a versioning approach and maintaining backward compatibility. - Reviewed team members' merge requests to ensure code consistency across the application, writing reusable and extensible hooks and components, and optimizing component performance. - Profiled, debugged, and optimized application components to manage real-time flight data updates and extensive data transformations. - Ensured the application's responsiveness, minimized time-to-interact, and maintained a consistent 60 FPS using smooth animations. - Upgraded libraries and React Native version on a regular basis. - Customized third-party libraries or created native modules based on business requirements as needed. - Implemented OAuth authentication for Google, Facebook, and Apple. - Prepared documentation and managed Git branching, carefully cherry-picking code for each release before deploying to Google Play and the App Store.

Technologies: React Native, Typescript

NUS as a Service - Singapore

2022

The project involved upgrading the application to the latest version of Expo to ensure that the existing codebase remained unaffected. Additionally, the backend framework, Strapi, was updated to a new version to ensure compatibility and seamless functionality across both front-end web and mobile applications despite changes in syntax. Security measures were implemented to protect the application against root detection, network attacks, and exposure of sensitive user information. Releases were prepared for different environments, including stores. Web: https://iaas.nus.edu.sg/ Store: https://play.google.com/store/apps/details?id=sg.edu.nus.iaas&hl=en_IE

- Upgrade the application to the latest version of Expo while ensuring that existing code remains unaffected. - Upgrade the backend framework Strapi to a new version, ensuring compatibility and seamless functionality of both front-end web and mobile applications despite changes in syntax. - Implement security measures to protect the application against root detection, network attacks, and exposure of sensitive user information. - Prepare releases to different environments including stores.

Technologies: React Native, Typescript, Expo, Strapi

NTUC Health CRM - Singapore

2021

The project involves implementing features that enable NTUC Organization resources to provide health services to elderly individuals in Singapore. This includes the development of internal design components for application usage based on the MUI library, as well as dynamic forms that can be modified through the backend. The project also entails developing micro front-end pages, preparing application releases for different environments, and building a modern, user-friendly mobile UI/UX for clients and staff to schedule appointments and locate services. Additional responsibilities include setting up personalized push notifications for important reminders such as upcoming appointments and local NTUC events or offers, collecting user feedback to enhance user experience, and conducting unit tests on application features.

Implement features that enable NTUC Organization resources to provide health services to elderly individuals in Singapore. Develop internal design components for application usage based on the MUI library. Implement dynamic forms that can be modified in the backend. Develop micro front-end pages. Prepare application releases for different environments. Build a modern, easy-to-navigate mobile UI/UX for scheduling appointments and locating services. Set up personalized push notifications for appointments and local NTUC events or offers. Collect user feedback and improve UX. Unit test application features.

Technologies: ReactJS, React Native, MUI, formio

Biz MB Bank - Vietnam

2020

Responsible for developing the onboarding flow that enables users to send files and complete EKYC with a seamless user interface. Integrated Appsflyer for analyzing marketing effectiveness by logging in-app events to the Dashboard and utilizing universal links to redirect to the app on CH Play and the App Store. Participated in designing new features and creating detailed documentation for future maintenance. Upgraded project React versions alongside library versions, resolving conflicts. Optimized code refactoring to prevent unnecessary rendering. Developed native modules for API calls. Resized images for faster uploads. Implemented support for multiple languages. Customized components and hooks for reusability. Developed custom hooks for reusability. Created scripts for automated builds using Jenkins. Ensured adherence to coding conventions by using ESLint and SonarQube. Conducted unit tests with React Native Testing Library.

- Responsible for developing the onboarding flow that enables users to send files and complete EKYC with a seamless user interface. - Integrated Appsflyer for analyzing marketing effectiveness by logging in-app events to the Dashboard and utilizing universal links to redirect to the app on CH Play and the App Store. - Participated in designing new features and creating detailed documentation for future maintenance. - Upgraded project React versions alongside library versions, resolving conflicts. - Optimized code refactoring to prevent unnecessary rendering. - Developed native modules for API calls. - Resized images for faster uploads. - Implemented support for multiple languages. - Customized components and hooks for reusability. - Developed custom hooks for reusability. - Created scripts for automated builds using Jenkins. - Ensured adherence to coding conventions by using ESLint and SonarQube. - Conducted unit tests with React Native Testing Library.

Technologies: React Native, ReactJS, Appsflyer, Jenkins, ESLint, Sonarqube

Short Video Streaming App

2019

A mobile application designed to resemble TikTok with a focus on delivering short video content. My main role was enhancing the app's performance through optimized video loading techniques.

Optimize the FlatList component to manage the number of short videos being loaded. Implement strategies for pre-loading videos to enhance user experience. Ensure minimal data usage while maintaining smooth video streaming.

Technologies: React Native, Firebase Messaging, React Native Paper Ul Library, Axios, Redux, Redux Toolkit, Redux Saga, React native Appsflyer, Codepush, React navigation V6

Horse Race Betting App

2018

The Horse Race Betting App leverages blockchain technology and Ethereum (ETH) for secure, transparent bet recording and processing. Users can create accounts, connect their Ethereum wallets, choose a horse to bet on, and place wagers in ETH. Post-race, a smart contract automatically distributes winnings to users who bet on the victorious horse. Additionally, the app offers a leaderboard and provides statistics on previous races and betting trends. It is available on both web and mobile platforms.

Build and set up the application from scratch.

Technologies: React Native, Firebase Messaging, @walletconnect v2, ethers, GraphQL, Apollo Client, React Native Paper Ul Library, Chakra UI, Tailwind for ReactJS and React Native, Reanimated for animation, Axios, Redux, Redux Toolkit, Redux Saga, React native Appsflyer, Codepush, React navigation V7, Web3

Project list

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