Senior Flutter UI/UX Engineer

April 17, 2026
Open
Open
Location
Vietnam
Occupation
Full-time
Experience level
Senior
Apply
Job Summary

Công ty Black Jet tuyển dụng vị trí kỹ sư Flutter cấp cao làm việc remote tại Việt Nam. Đây là công việc toàn thời gian, lương cạnh tranh, phù hợp cho kỹ sư UI/UX yêu thích chi tiết, hiệu năng và tạo trải nghiệm người dùng đẳng cấp. Bạn sẽ chịu trách nhiệm xây dựng, tối ưu và duy trì ứng dụng Flutter hiệu năng cao, đồng thời đảm bảo giao diện hoàn hảo từng pixel như thiết kế Figma và animation mượt mà.

Ứng viên cần có tối thiểu 5 năm kinh nghiệm phát triển Flutter, thành thạo Flutter, Dart, hiểu sâu pipeline rendering, animation phức tạp, tối ưu hiệu năng và quản lý trạng thái với Bloc, Provider, Riverpod. Kỹ năng tiếng Anh tốt và khả năng phối hợp cùng đội ngũ sản phẩm là bắt buộc. Ưu tiên cho ứng viên đã triển khai dự án Flutter quy mô lớn.

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About Black Jet

Unlimited Sydney–Melbourne private jet flights. One flat monthly price. No terminals. No queues. No hassle. Just fly freely.

Black Jet is Australia’s first and only personal aviation service — introducing a new standard for how the country’s leaders move between its most vital cities.

Arrive 15 minutes before departure. Step straight from curb to aircraft. Skip the queues. Skip the stress. Simply soar.

Personal aviation means control — control of time, control of access, control of experience.

Why structure your day around a flight when your flight can structure around you?

Unlimited travel. Predictable flat monthly pricing. Private terminal access. A seamless arrive-and-fly model built for individuals who value time and experience as their most precious assets.

This isn’t another way to fly. This is personal aviation.

Company: Black Jet

Location: Vietnam

Primary Description: Black Jet · Vietnam (Remote)

Description

Black Jet is a fast-growing technology company uniquely positioned in Australia’s premium B2C market, delivering seamless, high-end digital experiences to a discerning audience. We are seeking an exceptional Senior Flutter Engineer who operates at the intersection of design and engineering. This role is for someone who obsesses over detail, performance, and fluid interaction. You care deeply about every pixel, every interaction, every transition. You don’t simply build screens—you craft experiences. You will lead the frontend development of a product that defines a new consumer category, building a Flutter application that performs like a native app and feels as polished and refined as the best consumer apps in the world.

Mission

Build a frontend that performs like native and feels like Apple or Airbnb.

Responsibilities

  • Own production code end-to-end — regressions and fragile implementations are unacceptable
  • Architect, build, and maintain high-performance Flutter applications used in production
  • Write clean, efficient, well-documented, debt-free code adhering to Flutter best practices
  • Deliver defect-free UI implementations with meticulous visual accuracy
  • Implement pixel-perfect interfaces from Figma designs
  • Build fluid animations, smooth transitions, and responsive layouts
  • Refactor and improve the existing codebase to ensure it remains clean, maintainable, and free of technical debt
  • Design scalable UI architecture and reusable component systems
  • Optimize rendering performance to maintain smooth, consistent 60–120 FPS UI interactions
  • Ensure applications remain fast, stable, and memory-efficient across devices
  • Participate in architecture discussions and code reviews to maintain high engineering standards

Required Skills & Qualifications

  • 5+ years of professional Flutter development
  • Expert-level proficiency in Flutter and Dart
  • Proven experience building large-scale Flutter applications in production
  • Deep understanding of the Flutter rendering pipeline (Widget → Element → RenderObject)
  • Strong experience delivering pixel-perfect UI from Figma designs
  • Demonstrated ability to build complex UI animations and micro-interactions
  • Deep understanding of Flutter rendering, layout, and widget lifecycle
  • Strong knowledge of state management architectures (e.g. Bloc, Riverpod, Provider)
  • Experience designing scalable frontend architecture
  • Strong experience optimizing mobile performance, rendering, and memory usage
  • Proven ability to write clean, maintainable, well-documented production code

Engineering Standards

  • Treat code quality, efficiency, and maintainability as first-class priorities
  • Maintain zero tolerance for production regressions
  • Deliver defect-free UI implementations
  • Ensure frontend systems remain scalable as the product grows
  • Maintain strict visual fidelity to design specifications

Additional Requirements

  • Excellent English communication skills
  • Collaborate closely with designers, backend engineers, product managers, and QA
  • Strong sense of ownership and accountability across the entire development lifecycle
  • Self-driven, capable of solving complex problems independently
  • Deep respect for craftsmanship in product development

Application Note

Candidates should have strong familiarity with Flutter internals, including the rendering pipeline (Widget → Element → RenderObject) and techniques required to maintain smooth, high-performance UI rendering.

Location:

Vietnam

Instructions:

Skills: (To be filled)

Apply now
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Black Jet
Black Jet
Australia’s first and only personal aviation service offering unlimited Sydney-Melbourne flights for a flat monthly fee.
HQ Location
Company size
1-10
Founded in
2022
Industry
Airlines and Aviation
Website
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