Duy Phung

Project Manager | AI Builder @ Apero

Hanoi Capital Region

About

Seasoned full-stack developer (Android and Web) with over 6 years of experience in Java and Kotlin. Known for a strong craftsmanship mindset, emphasizing code quality. Proficient in Scrum, Android, Spring, UI/UX and various libraries. Demonstrated leadership skills in guiding teams towards successful project delivery. Proven track record in delivering high-quality applications, including 6+ apps with over 100k downloads and an average rating of 4.8 stars on Google stores.

Experience

  • Project Manager at Apero Technologies Group
    Dec 2024 - Present · 1 yr 8 mos

  • Freelance Software Engineer at Upwork
    Jun 2024 - May 2025 · 1 yr

    - Delivered rapid prototyping and development of Android and Web applications for multiple clients, enhancing product quality and meeting tight deadlines. - Consistently received positive client feedback for expertise in Agile methodologies, contributing to increased client retention and satisfaction

  • Project Manager/Senior Android Developer at Rikkeisoft
    Apr 2022 - May 2024 · 2 yrs 2 mos

    - Led the development of 3 Art & Design apps using Kotlin and Jetpack Compose, achieving an average rating of 4.7 stars and over 100,000 downloads on Google Play. - Built and scaled a mobile development team from 0 to 9 members, using Agile methods to speed up project delivery and boost productivity. - Designed and monitored development processes, including coding reviews, to ensure high-quality standards and efficient workflows. - Managed client relations and negotiations, providing estimated consultations, and ensuring products met market needs. - Created and ran a training program for interns, improving knowledge sharing and supporting professional development within the team

  • Android Engineer at Well Fitness
    Mar 2021 - Apr 2022 · 1 yr 2 mos

    - Developed and maintained a healthcare app with over 100k users, achieving a 4.8-star rating on the Play Store. - Researched and implemented social networking features with Epoxy, improving RecyclerView performance by 60% and reducing development time. - Migrated the project from Java MVP architecture to Kotlin with MVVM architecture. - Created a design system and component module for reuse across the app ecosystem.. - Developed features with Firebase, Remote Config, Analytics, Authentication, and In-App Messaging, Mapbox SDK, Google Fit API, Room and WorkManager

  • Gap year at Career Break
    Aug 2020 - Feb 2021 · 7 mos

    - Practicing meditation and practice according to Theravada Buddhism - Become a vegetarian until now