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Adam L.
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Adam L.

Senior Flutter Developer | Scalable iOS & Android Apps

β†’ Experienced Mobile Developer and early adopter of Flutter since 2019, focused on building scalable, high-performance, and maintainable mobile applications β†’ Bachelor’s degree in Computer Science β†’ Strong passion for clean code, best development practices, and high-quality user experiences --- Flutter & Mobile Expertise β†’ Flutter pioneer, among the first developers globally to adopt the framework β†’ Specialized in building production-grade cross-platform applications with seamless performance β†’ Strong focus on readable, maintainable, and well-structured code to ensure long-term project health β†’ Experience working in collaborative, fast-paced teams with high quality standards --- Architecture & Code Quality β†’ Skilled in modern architectures such as BLoC, Modular, and similar patterns β†’ Design and implementation of flexible, testable, and scalable application architectures β†’ Strong background in state management, separation of concerns, and code maintainability β†’ Focus on reducing technical debt and improving development efficiency --- E-commerce & High-Scale Applications β†’ Development of mobile apps for some of Brazil’s most iconic retail brands β†’ Experience with complex cart flows, payment integrations, and personalized user experiences β†’ Deep integration with VTEX and Firebase ecosystems β†’ Experience building and maintaining high-traffic, business-critical mobile applications --- Games & High-Engagement Apps β†’ Key contributor to mobile games with more than 5 million total downloads β†’ Worked on top-ranked Google Play applications, including: β†’ Rabit – 2nd place, Google Play App of the Year 2021 β†’ Farm vs Aliens – selected for Google Play Pass β†’ Led and supported features focused on user retention, performance optimization, and robust state management --- Tech Stack & Tools β†’ Front-end / Mobile: Dart, Flutter, Unity, C#, JavaScript, Swift, Android, HTML/CSS β†’ Back-end: Spring Boot, Kotlin, Java, C#, C/C++, PHP, R β†’ Databases: Sequel Ace, MongoDB β†’ Cloud & Services: Firebase, Google Cloud Platform β†’ Analytics & APIs: GameAnalytics, Postman β†’ Operating Systems: macOS, Ubuntu, Windows

πŸ‡§πŸ‡·Salvador, Brazil$30/hr100% JSSSince Mar 2025
GlobeUpwork
MRR
$404
🌍#82.4K/363K
πŸ‡§πŸ‡·#949/4,024
Recent Earnings
$2,425
🌍#82.4K/363K
πŸ‡§πŸ‡·#949/4,024
Total Earnings
$8,833
🌍#192K/363K
πŸ‡§πŸ‡·#2,069/4,024
Avg. Per Project
$8,833
🌍#17.2K/363K
πŸ‡§πŸ‡·#255/4,024
Recent Projects
1
0f1h
🌍#320K/363K
πŸ‡§πŸ‡·#3,358/4,024
Total Projects
1
0f1h
🌍#320K/363K
πŸ‡§πŸ‡·#3,358/4,024
MRR Performance Over Time
$50k$25k$0
6 mo ago3 mo agoNow
Coming SoonGathering historical data
World Skill Rankings
of 237
#67
Mobile App ImprovementTop 28%
#89Mobile App Bug Fix
#90Mobile App Development Consultation
#325Spring Boot
#436Dart
#465Game Development
#530Unity
#630App Development
#792iOS
#920Android
#1,015Mobile App Design
#1,261Java
#1,480Flutter
#1,494C#
#1,778Mobile App Development
πŸ‡§πŸ‡·Brazil Skill Rankings
of 1
#1
Mobile App Bug FixTop <0.01%
#1Mobile App Development Consultation
#1Mobile App Improvement
#3iOS
#4Dart
#4Android
#7App Development
#7Spring Boot
#8Mobile App Design
#8Game Development
#10Mobile App Development
#10Unity
#12Flutter
#21C#
#29Java
Adam L. β€” Top 24% in Brazil | UpworkMRR