Colin Nguyen - Android Developer

I am a Software Engineer with over 8 years of experience in mobile software design and development, proficient in technologies like Android Jetpack and Swift 5. My expertise includes reactive programming (RxJava, RxSwift) and working with libraries such as Mockito and Espresso. I have a strong foundation in object-oriented design, testing, and debugging, along with proficiency in version control tools like SVN and Git, and Agile methodologies using Jira and Jenkins. I excel at designing complex Uls for both Android and iOS, always focusing on quality and user experience. Outside of work, I enjoy Esports, soccer, and team-building activities, and I am committed to continuous learning in software development.

Project list

ERP Mobile App - Vietnam

Tracking sales, timekeeping, report, and managing service business. Integrate with google map, and synchronize real time in the background the location of sales clerk to the server. Dynamically generate reports, support CRUD operation of service business. Manage sale order forms, products, and business model.

Analysis and design of system architecture for future feature growth and maintainability. Build application from scratch, create core module such as: handling the global exception, handling silent/ push notification & deep link, and synchronize data help the app works both offline/online. Implement features such as check-in/ out in visiting customers, timekeeping, manage sale orders and goods in the warehouse. Collaborate with cross-functional teams to define, design, and ship new features. Review and support team members. provide solutions and write down technical guideline. Optimize code, tuning performance and up-to-date Android/iOS technique. Release staging, alpha/ beta/ prod for the QC team.

Technologies: Kotlin, Swift, Design Patterns, SOLID Principles, SQL, SQLite, Firebase Firestore, Firebase Realtime Database, Jetpack Compose

Android Automatic - Vietnam

Develop all app-levels that are integrated with the android auto system such as: Launcher, Set-up, BT Call/ Music, Radio, Media app, etc... Develop Google Assistant module to integrate with Android TV to support Voice command to take essential actions

Write down CRS, manage tasks, issue tracker and be the contact point of Humax R&D to discuss with customers and headquarter. Analysis and design architecture and development follow UX/UI. Co-working with the platform team to implement the dependence module as well as find out the best flow. Provide solutions to work across multi-modules, multi-apps via IPC via Broadcast Receiver, AIDL or Messengers. Deploy training process for newcomer/ JR engineers to get a familiar project as well as the working environment. Develop mobile app related to iOT based on short-range wireless technology such as BLE, NFC. Control the quality of over 20 apps, create job to release build on Jenkins and release to over-sea QC. Review and optimize code.

Technologies: Kotlin, Design Patterns, SOLID Principles, SQL, SQLite, Firebase Firestore, Firebase Realtime Database, Jetpack Compose

V-SOS Band by Vodafone - Vietnam

This app makes family members easier to monitor, track, detect SOS status of wristband that wore by the old or children. Moreover, it supports user invite, removes and manages family members and notification settings. Link app store: https://apps.apple.com/gb/app/v-sos-band-by-vodafone/id1405019972

Analysis and design architecture, discuss with customer to make clear requirements. Handle managing bands, invite caretakers, localizable languages depend SIM, wireless network. Handle SOS alert, snooze notification, OTA update via BLE and real time update location map. Supported the build maintenance, issue tracker, code optimization, and code review.

Technologies: Swift, Design Patterns, SOLID Principles, Git, Jira, Figma

V-SOS Band by Vodafone - Vietnam

Maintain mobile application for locking and unlocking NFC card using Toshiba library, read/write data from/to memory area.

Investigate and implement reading/ writing establish connection with NFC tag. Supported the build maintenance, issue tracker, code optimization, and code review.

Technologies: Git

EMG Detection in Sensor Evaluation Systeme - Vietnam

Researching and developing mobile application for communication with sensor device via BLE (Bluetooth Low Energy) included functionalities: detect hand behavior by analyzing EMG, ECG data.

Analysis and design architecture, writing document meet to life cycle development. Investigate and implement Gatt Profile BLE, co-working with firmware owner to handle read/write data and checking connection status. Handled drawing ECG, EMG in graph, detect hand behavior (grip, rotate, ..). Supported the build maintenance, issue tracker, code optimization, and code review.

Technologies: Swift, Git, Jira, Figma

Project list

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