Senior Flutter Developer — Dart, Firebase & Cross-Platform Apps

Lenmar Consulting Inc.; Charlotte (NC); On-site; USD 110,000 - 160,000; Full time

Job summary

Lenmar Consulting Inc. seeks a skilled Flutter Developer to design, build, and maintain cross‑platform mobile apps for Android and iOS, with scalable UI, robust architecture, and clean, well‑documented code.

The ideal candidate has 5+ years in Flutter, strong Dart skills, experience with REST APIs, Firebase services, and state management tools; the role requires teamwork with designers, backend developers, and product managers, plus testing.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent experience).
• 5+ years of experience in Flutter development.
• Strong knowledge of Dart programming language.
• Experience with Android and/or iOS application development.
• Knowledge of REST APIs, JSON, and HTTP protocols.
• Experience with Firebase services (Authentication, Firestore, Cloud Messaging, Analytics, Crashlytics).
• Familiarity with Git and version control systems.
• Understanding of mobile UI/UX design principles.
• Experience with local databases such as SQLite or Hive.

Responsibilities

• Develop and maintain mobile applications using Flutter and Dart.
• Build responsive, reusable, and efficient UI components.
• Collaborate with designers, backend developers, and product managers to deliver high-quality applications.
• Integrate RESTful APIs, Firebase, and third-party services.
• Write clean, maintainable, and well-documented code.
• Debug, troubleshoot, and optimize application performance.
• Implement state management solutions such as Provider, Riverpod, Bloc, or GetX.
• Conduct unit testing, widget testing, and integration testing.
• Participate in code reviews and follow best coding practices.
• Publish and maintain applications on the Google Play Store and Apple App Store.
• Stay up to date with Flutter updates and emerging mobile technologies.

Skills

Flutter

Dart

Android development

iOS development

Education

Bachelor's degree in Computer Science or related field

Job description

Lenmar Consulting Inc. seeks a skilled Flutter Developer to design, build, and maintain cross‑platform mobile apps for Android and iOS, with scalable UI, robust architecture, and clean, well‑documented code.

The ideal candidate has 5+ years in Flutter, strong Dart skills, experience with REST APIs, Firebase services, and state management tools; the role requires teamwork with designers, backend developers, and product managers, plus testing.