Senior Flutter Engineer (part-time)

Nix

Europe Remote permanent

Posted: April 10, 2026

Required Skills

Job Description

N-iX is a global software development service company that helps businesses across the globe create next-generation software products. Founded in 2002, we unite 2,400+ tech-savvy professionals across 40+ countries, working on impactful projects for industry leaders and Fortune 500 companies. Our expertise spans cloud, data, AI/ML, embedded software, IoT, and more, driving digital transformation across finance, manufacturing, telecom, healthcare, and other industries. Join N-iX and become part of a team where your ideas make a real impact.

Our client is a leading innovator in the U.S. market, creating cutting-edge, high-end smart beds engineered for superior performance.
We are looking for a Senior Flutter Developer who is technically proficient, proactive, and excels in collaborative environments.

Responsibilities:

• Collaborate closely with the development team to design and implement high-quality software solutions using Flutter technologies

• Develop, test, and maintain mobile applications that meet internal and external client expectations

• Analyzing and improving application performance

• Bug fixing

• Ensure code quality, performance, and scalability through continuous improvement and best practices

Requirements:

• Proven experience in mobile development with Flutter and Dart

• Experience working with IoT project

• Experience working with CoreData, Realm, Firestore, Supabase PostgreSQL

• Knowledge of operating system Android, iOS, Windows, macOS

• Knowledge of tools and technologies GitHub Actions, Jenkins, Git, GitHub, GitLab, RESTful APIs, Postman

• Fluency in English language for effective communication

• Ability to work part-time (10-20 hours/week), ideally with at least 2-hour overlap with US time zones

We offer*:

• Flexible working format - remote, office-based or flexible

• A competitive salary and good compensation package

• Personalized career growth

• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)

• Active tech communities with regular knowledge sharing

• Education reimbursement

• Memorable anniversary presents

• Corporate events and team buildings

• Other location-specific benefits

*not applicable for freelancers

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