Spencer Kien - React Native Developer

Spencer Kien

4.9

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Spencer Kien

4.9

Gender

Male

Main expertise

React Native React.js Full-stack Node.js JavaScript TypeScript Mobile App MERN Stack MongoDB Express.js HTML5 CSS

Introduction

Spencer Kien is an experienced professional with approximately four years of expertise in HTML5, CSS, JavaScript, TypeScript, and React Native. Proficient in integrating native Android modules using Kotlin, Spencer also has experience with ReactJS, Tailwind CSS, and Node.js. He is adept at analyzing and solving problems, particularly those involving memory and performance, and is dedicated to enhancing the user experience in mobile applications. Spencer is skilled in using GitLab and GitHub for source code management and has experience in publishing and updating apps on both the Play Store and App Store. He possesses strong English communication and reading skills.

Project list

Flight Booking Mobile Application

A mobile application designed for booking flights, allowing users to search, filter, and manage their bookings effectively. Link to app: https://apps.apple.com/vn/app/intelisys-mobile-apps/id1509419183

Created user interfaces based on customer requests. Developed search and filter functionalities for flight options. Managed booking processes and integrated push notifications. Integrated maps for location services. Utilized libraries such as Axios, Redux, Redux-persist, React-navigation, and calendar.

Technologies: React Native, Axios, Redux, Redux-Persist, React Navigation, calendar libraries.

Hotel Management App - Singapore, Thailand

An application designed to efficiently manage hotel bookings and operations, offering a wide range of features for both users and administrators. Check it out at: https://www.cocoro.ai

Developed and maintained features for the customer-facing application. Added new modules such as calendar-based booking and privilege purchasing. Uploaded updated versions to Google Play and the App Store. Collaborated with customers from Singapore and Thailand in English.

Technologies: React Native, booking and calendar libraries, app store deployment tools.

eOffice Document Management Application Developer

A solution that facilitates digital transformation in office settings by enabling the management and manipulation of documents in multiple formats such as Word, Excel, PDF, and PNG.

Developed features for viewing, sharing, downloading, and uploading office documents, including Word, Excel, PDF, and PNG files. Collaborated on projects involving copyrighted software and SharePoint solutions. Converted traditional paper documents into digital formats for improved management and accessibility.

Technologies: React Native, document management libraries, SharePoint integration.

Food and Drinks Pre-order Application Developer

An innovative application designed to facilitate pre-ordering of food and drinks, particularly crafted for students in school settings. Link to the app: https://apps.apple.com/vn/app/caribbean-go/id1531081187

Developed a seamless transaction process for pre-ordering. Integrated smartwatch functionality and payment processing options including PayPal and Momo.

Technologies: JavaScript, mobile app frameworks, payment APIs.

MERN Stack Web Application

A web application developed using the MERN stack, with features focused on managing users and orders.

Implemented authentication using Auth0. Developed features for user and order management. Implemented notification messaging. Created a search feature. Implemented the payment flow.

Technologies: MongoDB, Express, React, Node.js, Tailwind CSS

Fitness Tracker Mobile App Developer

A mobile fitness application designed to track users' steps and calories. It motivates users by allowing them to earn points upon reaching their daily walking targets.

Developed step counting and calorie tracking functionalities. Implemented a points claiming system to enhance user engagement. Integrated native Android modules to access step count and native events.

Technologies: React Native, React Query, React Context.

Project list

Education

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