Android Engineer (Flutter)

Electrum; United States; Remote; USD 120,000 - 170,000; Full time

Job summary

Electrum is seeking an experienced Android Engineer to build fast, reliable, and scalable Flutter-based applications across Android, iOS, and Web. You will ship features end-to-end using Flutter, ensure high performance, and contribute to the Flutter Design System for consistency across products.

You will collaborate closely with Product, Design, Backend, and QA teams, owning performance, testing, and release processes with feature flags and safe rollouts.

Qualifications

• 5+ years building production-scale apps, 3+ years with Flutter/Dart.
• Proven track record across Android, iOS, and Web platforms.

Responsibilities

• Build and ship end-to-end features in Flutter for Android, iOS, and Web.
• Translate requirements into reusable UI/UX flows and components.
• Implement API integrations and state management with robust error handling.
• Own app performance via profiling and optimization.
• Collaborate with Product, Design, Backend, and QA to ensure delivery.
• Maintain code quality with reviews, testing, and CI/CD best practices.

Skills

Flutter/Dart

State management

Dio/Retrofit/http

Firebase

CI/CD (GitHub Actions)

Cross-platform delivery

Flutter Design System

Performance profiling

Job description

About the Role

Were looking for a Android Engineer to build fast, reliable, and maintainable applications used daily in our electric mobility and battery-swap ecosystem. You will ship features end-to-end using Flutter across Android, iOS, and Web mdash; ensuring great experience, high performance, and scalability as we grow.

What You Will Do

• Build and ship end-to-end product features in Flutter for Android, iOS, and Web.

• Translate product requirements into production-ready UI/UX flows, reusable widgets, and clean architecture.

• Implement state management, data fetching, and API integrations (REST/GraphQL/WebSockets).

• Own app performance and reliability through profiling and proactive optimization.

• Collaborate closely with Product, Design, Backend, and QA to ensure seamless delivery.

• Maintain code quality via reviews, testing, and CI/CD best practices (feature flags, safe rollout).

• Monitor app health using Firebase tools (Crashlytics, Performance, Analytics) and iterate continuously.

• Contribute to and expand Flutter Design System (component library, theming) for consistency across products.

What You Bring

Experience

• 5+ years developing production-scale apps; 3+ years hands-on with Flutter/Dart.

• Demonstrated success delivering features across multiple platforms (Android, iOS, Web).

• Experience with other frontend frameworks (React Native/React/Next.js) and Android native (Kotlin) is a strong plus.

Skills

• Strong in state management patterns (Bloc/Cubit, Riverpod, Provider, etc.).

• Skilled in API integration using Dio/Retrofit/http with robust error handling and caching.

• Solid UI/UX execution: responsive layouts, animations, accessibility, theming.

• CI/CD awareness (GitHub Actions) and release workflows (multi-flavor, environment configs).

• Firebase knowledge: Auth, Firestore, Crashlytics, Performance, Analytics, Remote Config.

• Competent with Flutter DevTools for performance/memory/network debugging.

• Strong communication and teamwork with cross-functional partners.

Nice to Have

• Experience building or maintaining a Flutter Design System (design tokens, reusable components).

• Knowledge of Flutter Web deployment nuances (routing, asset optimization, web constraints).

• Comfortable using AI-driven tooling to improve developer productivity (assistants, auto-tests, code suggestions).