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fixidev

Daniel Muller

@fixidev

Expert iOS and Android Mobile App Developer

Germany
German, English, Italian, Arabic, Dutch, Spanish
About me
Looking for a reliable Mobile App Developer? I specialize in building high-quality, scalable iOS and Android applications using Swift, Objective-C, and modern mobile development technologies. My expertise includes custom mobile app development, API integration, JSON, bug fixing, app optimization, and performance improvements. I deliver clean, efficient code, clear communication, and on-time results. Whether you need a new app, feature updates, or bug fixes, I'm committed to providing solutions that help your business grow.... Read more

Skills

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fixidev
Daniel Muller
Offline • 
Average response time: 1 hour

See my services

Cross-Platform Development
I will build custom android and ios mobile apps as a professional flutter developer
From$100 / projectMore details
Cross-Platform Development
I will build flutterflow mobile app, flutter app, react native ai app development
From$100 / projectMore details

Portfolio

Work experience

Self_Employed

Senior Mobile App Developer

Self Employed • Self-employed

Nov 2023 - Present • 2 yrs 8 mos

As a Senior Mobile App Developer, I design, develop, and maintain high-performance iOS applications using Swift and modern mobile technologies. I collaborate with cross-functional teams to build scalable, secure, and user-friendly applications while ensuring code quality, performance, and maintainability. My responsibilities include implementing new features, optimizing existing applications, integrating APIs, resolving complex technical issues, and delivering reliable mobile solutions that meet business and user requirements.