j
james_berrys

James Berry

@james_berrys

Mobile app developer

Vereinigte Staaten
Englisch, Französisch, Spanisch, Deutsch
Einige Informationen werden in englischer Sprache angezeigt.
Über mich
I’m James Berry, a mobile and web app developer specializing in taxi booking apps, courier delivery apps, and ridesharing platforms. I build secure, scalable solutions for Android, iOS, and Web using Flutter and Firebase. My apps include essential features such as real-time GPS tracking, payment gateway integration, admin dashboards, and driver-user systems. I help businesses launch reliable on-demand service applications designed for performance, usability, and growth. I focus on clear communication, quality development, and delivering solutions that meet real business needs.... Mehr lesen

Kompetenzen

j
james_berrys
James Berry
offline • 
Durchschnittliche Antwortzeit: 1 Stunde

Meine Dienstleistungen

Einrichtung & Installation
I will develop a live streaming, video streaming or ott mobile app for ios and android
Ab150 $ / ProjektWeitere Details
Plattformübergreifende Entwicklung
I will create mobile app development taxi booking app, courier delivery ridesharing app
Ab100 $ / ProjektWeitere Details

Portfolio

Arbeitserfahrung

Freelancing_Career

App Performance Optimization & Deployment Specialist

Freelancing Career • Freiberufler

Jul 2025 - Present • 10 mos

Optimized mobile apps for speed, responsiveness, and stability while preparing them for production deployment. Managed app testing, debugging, and deployment processes for both Google Play Store and Apple App Store.

Freelancer.com

MVP App Developer for Startups

Freelancer.com • Freiberufler

Dec 2024 - Present • 1 yr 5 mos

Built Minimum Viable Products (MVPs) for early-stage startups, helping founders validate ideas quickly and launch within tight timelines. Delivered core features, intuitive UI, and scalable backend integration to support future growth and iterations.

UI/UX-Focused App Developer

App • Freiberufler

Apr 2024 - Present • 2 yrs 1 mo

Created visually appealing and user-centric mobile applications with a strong focus on UI/UX design. Translated design concepts into smooth, interactive interfaces that improve user engagement and retention.