Senior Flutter Developer
Confirmed on the employer's own hiring board on Nov 13, 2026. First seen by Alion on Feb 11, 2026.
Are you a Flutter engineer who loves building fast, polished mobile apps for real users at scale?
Location: Fort Lee, New Jersey
Work Mode: Full-time, office-based (Remote or hybrid not available)
The Role
As a Senior Flutter Developer, you will be a key contributor within our New Jersey-based Product & R&D team. You’ll design, develop, and optimize high-performance iOS and Android applications using Flutter and Dart for our digital gaming and fintech platforms. This role is ideal for a mobile engineer who takes ownership of core features, helps shape mobile architecture, and wants to make a visible impact on reliable, scalable experiences for thousands of users.
What You’ll Do
- Develop and maintain mobile application components using Flutter and Dart for iOS and Android.
- Collaborate with Product and R&D teams during planning, estimation, and technical discussions.
- Ensure application performance, stability, and scalability through thoughtful architecture and optimization.
- Write clean, maintainable, and testable code following OOP, SOLID, and mobile best practices.
- Participate in code reviews and contribute to improving technical standards and engineering practices.
- Support documentation and knowledge sharing across the mobile team.
What We’re Looking For
- 3+ years of professional mobile development experience (Android or iOS).
- 1-2+ years of hands-on Flutter experience, with at least one published app in production.
- Strong understanding of Dart fundamentals, mobile architecture, OOP, and SOLID principles.
- Experience working with REST APIs and sockets.
⭐ Nice to Have
- Kotlin, Java, or Swift experience.
- Familiarity with CI/CD pipelines and mobile testing frameworks.
- Experience in fast-growing or international technology environments.
- Exposure to regulated industries (e.g., fintech, gaming, or similar).
Why Join Smart State Inc.?
Bonuses: Discretionary, performance based
Benefits: Comprehensive medical, dental, and vision + 401(k)
Time Off: Generous PTO policy
Perks: Partially subsidized in-office breakfasts and lunches
Culture: Collaborative, international team that celebrates birthdays, milestones, and work anniversaries
Growth: Strong opportunities for professional development, growth, and technical ownership
Smart State Inc. is an Equal Opportunity Employer. We believe that different perspectives make us stronger and provide equal employment opportunities to all applicants regardless of race, color identity, religion, or any other protected status. If you have the drive and the skills, we want to hear from you.
Salary range
$220,000—$240,000 USD