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Tuan N.
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Tuan N.

Senior Android Developer | Performance Expert

Over the span of 13 years, I've immersed myself in the realm of native Android application development, culminating in a diverse portfolio that encompasses an array of dynamic projects. This includes the creation of highly secure and encrypted communication platforms (OTTs), innovative social networks, robust cryptocurrency exchanges, efficient system utilities, intuitive online stores, intelligent smart assistants, and a wide spectrum of other application categories. At the core of my skill set is the art of crafting resilient and high-performance Android applications that seamlessly traverse the landscape of various devices – from smartphones to tablets – all while optimizing CPU and memory resources. My expertise extends beyond coding; I possess extensive experience in architecting efficient team workflows, along with a keen eye for conducting meticulous code reviews, ensuring the delivery of exceptional projects. My hands-on proficiency involves constructing formidable codebases using the MVP/MVVM architecture, employing languages such as Java and Kotlin, and harnessing the power of Gradle. This proficiency is underscored by a deep-seated understanding of essential object-oriented programming concepts, a rich repertoire of software design patterns (including Singleton, Observer, Factory, and Decorator), comprehensive testing methodologies (spanning Unit, Integration, and Automated UI tests), and a spectrum of cutting-edge technologies that have been embraced by the Android development community. As I embrace new horizons, I am actively seeking opportunities not only to engineer and deliver top-tier applications but also to offer innovative solutions that can fuel the growth of your business. I invite you to connect with me, and let's collaboratively shape the trajectory of your applications and business endeavors.

🇻🇳Hanoi, Vietnam$35/hr100% JSS4.41 (17)Since Nov 2013

Earnings and projects

MRR
$177

Last 6 months ÷ 6

World#117,601 / 412k
🇻🇳Country#1,108 / 3,463
Revenue, last 30 days
$11

Last 6 months: $1.1k

World#105,109 / 412k
🇻🇳Country#1,049 / 3,463
Total earnings
$45k

Billed in all: $46k

World#83,376 / 412k
🇻🇳Country#587 / 3,463
Per project
$2k

$1.1k in the last 6 months

World#76,311 / 412k
🇻🇳Country#519 / 3,463
Projects, last 6 months
1
0% fixed100% hourly
World#128,092 / 412k
🇻🇳Country#1,284 / 3,463
Projects in all
22

Across 25 contracts

8% fixed92% hourly
World#124,452 / 412k
🇻🇳Country#1,023 / 3,463

Earnings, last 30 days

$45.7k+$11 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$45,670$45,680$45,690Oct 8Oct 23Nov 7

Skill rankings: Top 15% in Model View Presenter

Ranked by MRR among everyone on Upwork with the skill.

  1. #4Model View Presenter26 freelancers · 🇻🇳 #1Top 15%
  2. #19Gradle81 freelancers · 🇻🇳 #1Top 23%
  3. #77Object-Oriented Programming438 freelancers · 🇻🇳 #2Top 18%
  4. #123SQLite680 freelancers · 🇻🇳 #6Top 18%
  5. #148Android Studio805 freelancers · 🇻🇳 #2Top 18%
  6. #161Android SDK805 freelancers · 🇻🇳 #5Top 20%
  7. #218Native App Development833 freelancers · 🇻🇳 #3Top 26%
  8. #283Chat & Messaging Software924 freelancers · 🇻🇳 #4Top 31%