Senior Flutter Engineer - Remote, End-to-End Mobile Apps

EthBerry; Tangerang; Hybrid; IDR 350,000,000 - 550,000,000; Full time

Benefits offered by this job

Full-remote work

14 paid vacation days per year

7 paid sick days per year

Public holidays in residence country

Job summary

EthBerry is seeking a senior mobile engineer to build and maintain production applications for iOS and Android using Flutter. You will own features from design to release, collaborate with backend engineers and clients, and ensure robust architecture and test coverage.

You will focus on performance profiling, signing and release pipelines, crash reporting, and post-release monitoring, while writing unit, widget, and integration tests. Strong English communication is essential.

Qualifications

• 5+ years in mobile or software development with 3+ years in production Flutter and Dart.

Responsibilities

• Build and maintain Flutter applications for iOS and Android.
• Own features from design to release and post-release monitoring.
• Model loading and error state handling (offline, timeout, auth).
• Collaborate with backend engineers on schemas, pagination, versioning, and error contracts.
• Choose maintainable architecture and clear state boundaries.
• Write unit, widget, and integration tests for key behaviours.
• Profile startup, rendering, memory, networking performance.
• Manage signing, CI/CD, TestFlight, Play tracks, phased rollout, submissions.
• Use crash reporting and analytics to investigate regressions after release.
• Review code and communicate with clients.

Skills

Flutter development

Dart

REST/GraphQL integration

Testing (unit/widget/integration)

CI/CD & release pipelines

Performance profiling

Client communication

Tools

Firebase

Sentry

Fastlane

GitHub Actions

CI/CD tooling

Job description

EthBerry is seeking a senior mobile engineer to build and maintain production applications for iOS and Android using Flutter. You will own features from design to release, collaborate with backend engineers and clients, and ensure robust architecture and test coverage.

You will focus on performance profiling, signing and release pipelines, crash reporting, and post-release monitoring, while writing unit, widget, and integration tests. Strong English communication is essential.