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Hi, I’m Kya Phyo Han (Eddie), a Flutter and Node.js full‑stack developer with 5+ years of experience building scalable cross‑platform mobile apps used by 100K+ users. I specialize in Flutter, Dart, and Clean Architecture, with strong expertise in building high‑performance mobile apps and integrating backend services using Node.js, REST APIs, and Firebase. I’m passionate about delivering production‑ready software, optimizing performance, and collaborating with cross‑functional teams. I enjoy building scalable systems and mentoring developers to write clean, maintainable code.…Hi, I’m Kya Phyo Han (Eddie), a Flutter and Node.js full‑stack developer with 5+ years of experience building scalable cross‑platform mobile apps used by 100K+ users. I specialize in Flutter, Dart, and Clean Architecture, with strong expertise in building high‑performance mobile apps and integrating backend services using Node.js, REST APIs, and Firebase. I’m passionate about delivering production‑ready software, optimizing performance, and collaborating with cross‑functional teams. I enjoy building scalable systems and mentoring developers to write clean, maintainable code.

Eddie

Developer, App Developer, Full Stack Developer, +3

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Hi, I’m Kya Phyo Han (Eddie), a Flutter and Node.js full‑stack developer with 5+ years of experience building scalable cross‑platform mobile apps used by 100K+ users. I specialize in Flutter, Dart, and Clean Architecture, with strong expertise in building high‑performance mobile apps and integrating backend services using Node.js, REST APIs, and Firebase. I’m passionate about delivering production‑ready software, optimizing performance, and collaborating with cross‑functional teams. I enjoy building scalable systems and mentoring developers to write clean, maintainable code.…Hi, I’m Kya Phyo Han (Eddie), a Flutter and Node.js full‑stack developer with 5+ years of experience building scalable cross‑platform mobile apps used by 100K+ users. I specialize in Flutter, Dart, and Clean Architecture, with strong expertise in building high‑performance mobile apps and integrating backend services using Node.js, REST APIs, and Firebase. I’m passionate about delivering production‑ready software, optimizing performance, and collaborating with cross‑functional teams. I enjoy building scalable systems and mentoring developers to write clean, maintainable code.

Available to hire

Hi, I’m Kya Phyo Han (Eddie), a Flutter and Node.js full‑stack developer with 5+ years of experience building scalable cross‑platform mobile apps used by 100K+ users. I specialize in Flutter, Dart, and Clean Architecture, with strong expertise in building high‑performance mobile apps and integrating backend services using Node.js, REST APIs, and Firebase.
I’m passionate about delivering production‑ready software, optimizing performance, and collaborating with cross‑functional teams. I enjoy building scalable systems and mentoring developers to write clean, maintainable code.

Skills

Experience Level

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Language

English

Advanced

Work Experience

Flutter Developer at Phluid World Wide

December 2, 2024 - Present

Contributed to Phluid Helpy and Phluid Hire Helpy mobile applications. Focused on UI/UX consistency and performance optimization in Flutter. Collaborated with an international, cross-functional team to deliver features under tight deadlines.

Senior Mobile Developer at Xsphere

September 1, 2024 - August 19, 2025

Developed Fary Taxi, a ride-hailing app with 100K+ users, improving performance by 30% and reducing crash rates. Built L2E Myanmar, an education platform supporting thousands of learners with localized content. Conducted code reviews and mentored 3 junior developers to improve overall code quality and delivery speed. Collaborated with backend developers using Node.js and Express, reducing API response times by 20%.

Mobile Developer at Fary Taxi

December 1, 2021 - September 1, 2024

Developed Fary Taxi, a ride-hailing mobile application used by 100K+ users, improving app performance by 30% and significantly reducing crash rate through optimized state management and API handling. Built L2 EM Myanmar, an educational platform delivering localized learning content to thousands of users. Conducted code reviews and mentored 3 junior developers, improving code quality and development efficiency across the team. Collaborated with backend engineers using Node.js and Express, optimizing API performance and reducing response times by 20%. Implemented scalable mobile architecture using Flutter and Clean Architecture to support long-term maintainability.

Mobile/Frontend Developer at Phluid Helpy & Hire Helpy

July 1, 2025 - March 1, 2026

Developed and maintained key mobile features using Flutter. Implemented responsive UI for helper and employer apps. Integrated REST APIs with backend services. Collaborated with international cross-functional teams in an agile environment.

Software Engineer at Vinculor

July 1, 2025 - March 1, 2026

Developed a psychology assessment engine for a relationship insight application that analyzes user behavior and interpretation patterns. Designed a vector-based scoring system converting user responses into multi-dimensional personality profiles and evaluating compatibility. Implemented weighted behavioral and cognitive signal processing with normalization and distance-based matching algorithms. Built a modular configuration system using JSON, allowing dynamic updates to scoring weights, centroids, and narrative content. Created diagnostic tools to validate scoring accuracy, distribution fairness, and algorithm reliability. Improved maintainability by separating models, scoring logic, and configuration layers.

Software Engineer at Vietnam Remote Project

July 1, 2025 - March 1, 2026

Developed and maintained full-stack applications using Flutter (frontend) and Serverpod (Dart backend). Designed and implemented server-side services and real-time communication features, improving systems scalability and responsiveness.