Colin Nguyen - Android Developer

Colin Nguyen

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Colin Nguyen

Age

Gender

Male

Address

Hanoi, Vietnam

Main expertise

Android Android SDK Mobile App Kotlin Git Jira Jenkins Agile Bluetooth IoT Swift React Native

Introduction

Colin Nguyen is a Software Engineer with over 8 years of experience in mobile software design and development. He is proficient in technologies such as Android Jetpack and Swift 5. Colin's expertise includes reactive programming, using tools like RxJava and RxSwift, and working with libraries like Mockito and Espresso. He has a strong foundation in object-oriented design, testing, and debugging, and is proficient with version control tools such as SVN and Git. Colin is well-versed in Agile methodologies, utilizing Jira and Jenkins. He excels at crafting complex UIs for both Android and iOS, always prioritizing quality and user experience. Outside of work, he enjoys Esports, soccer, and participating in team-building activities. Colin is dedicated to continuous learning in the field of software development.

Project list

Enterprise Resource Planning (ERP) Mobile Application - Vietnam

This application enables efficient tracking of sales, timekeeping, reporting, and service business management. It integrates with Google Maps to synchronize the real-time location of sales clerks with the server in the background. The app supports dynamic report generation and CRUD operations for the service business. It also manages sales order forms, products, and business models.

Analysis and design of system architecture for future feature growth and maintainability. Build application from scratch, creating core modules such as handling global exceptions, silent/push notifications, deep links, and data synchronization to ensure app functionality both offline and online. Implement features including customer check-in/check-out, timekeeping, sales orders management, and warehouse goods management. Collaborate with cross-functional teams to define, design, and deliver new features. Review and support team members, providing solutions and writing technical guidelines. Optimize code, tune performance, and utilize up-to-date Android/iOS techniques. Release staging, alpha, beta, and production versions for the quality control team.

Technologies: Android, Kotlin, MVVM, Room, Jetpack Navigation, Paging3, Dagger Hilt, WorkManager, RxSwift, RxCocoa, Google Map, RealmSwift

Android Auto Integration Project - Vietnam

Development of applications integrated with the Android Auto system, including components like the Launcher, Set-up, BT Call/Music, Radio, and Media applications. The project also involved developing a Google Assistant module to interface with Android TV, enabling voice command functionalities for essential tasks.

Write down the CRS, manage tasks, track issues, and serve as the contact point for Humax R&D for discussions with customers and headquarters. Analyze and design architecture and development processes following UX/UI guidelines. Collaborate with the platform team to implement dependent modules and optimize process flows. Provide solutions for multi-module and multi-app communication via IPC, utilizing Broadcast Receiver, AIDL, or Messengers. Conduct training sessions for newcomers and junior engineers to familiarize them with the project and working environment. Develop mobile applications related to IoT, employing short-range wireless technologies like BLE and NFC. Ensure quality control for over 20 applications, manage build releases on Jenkins, and oversee the release process for overseas quality checks. Review and optimize code.

Technologies: Android, Kotlin, MVVM, Paging, Room, Dagger Hilt, WorkManager

V-SOS Band App by Vodafone - Vietnam

This application allows family members to easily monitor, track, and detect the SOS status of a wristband worn by elderly individuals or children. It also supports user management features such as inviting, removing, and managing family members, along with notification settings. Link to app store: https://apps.apple.com/gb/app/v-sos-band-by-vodafone/id1405019972

Analysis and design of architecture. Discuss with customers to clarify requirements. Manage bands including inviting caretakers and supporting localizable languages depending on SIM and wireless network. Handle SOS alerts, snooze notifications, and perform OTA updates via BLE. Provide real-time location map updates. Support build maintenance, issue tracking, code optimization, and perform code reviews.

Technologies: Android, Swift, MVC, MVP, Xcode, Git, Jira, Invision

Vodafone V-SOS Band - Vietnam

Developed and maintained a mobile application for locking and unlocking an NFC card using the Toshiba library. This involved reading and writing data to and from the memory area of the NFC card.

Investigated and implemented the process of establishing a connection with NFC tags for reading and writing operations. Supported build maintenance activities, including managing issue trackers. Conducted code optimization and performed code reviews.

Technologies: Android, SVN, Redmine

EMG Detection in Sensor Evaluation System - Vietnam

Researching and developing a mobile application for communication with sensor devices via BLE (Bluetooth Low Energy). This includes functionalities for detecting hand behavior by analyzing EMG and ECG data.

Analysis and design architecture, writing documents to meet the lifecycle development. Investigate and implement GATT Profile BLE, collaborating with firmware owners to handle read/write data and check connection status. Handled drawing ECG and EMG graphs and detecting hand behavior (e.g., grip, rotate). Supported build maintenance, issue tracking, code optimization, and code review.

Technologies: Android, Swift, Xcode, SVN, Redmine

Project list

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