Ahmed MohammedKhier
Senior Mobile Developer | Flutter Developer
Cairo
Summary
Flutter developer with 6+ years of experience in designing, developing, and deploying mobile applications for iOS and Android platforms using Flutter. Strong knowledge of Dart programming language. Proven track record of delivering high-performance, scalable, and user-friendly mobile apps. Experience with integrating RESTful APIs, and third-party libraries, and implementing mobile app security. Strong communication and teamwork skills with a focus on delivering high-quality products.
Overview
7
7
years of professional experience
2
2
Languages
Work History
Mobile Developer
Fleetoo
01.2025 - 12.2025
- Led the mobile team (planning, code reviews, task decomposition, PR standards, CI checks) and coordinated delivery across iOS/Android.
- Implemented all mobile screens from UI/UX designs with pixel-perfect layouts and responsive behaviors.
- Integrated the entire app with the backend using GraphQL (queries/mutations/subscriptions), including error handling, caching, and pagination.
- Built real-time driver tracking (live location streaming, trip state updates, route progress) with background/location permissions and reliability safeguards.
- Owned problem solving for critical issues (crashes, performance bottlenecks, flaky network flows, edge-case UX) and drove root-cause fixes.
- Integrated third-party SDKs/libraries (maps, payments, analytics, permissions, file/media pickers) and wrapped them with clean abstractions.
Mobile Developer
Run-x
01.2024 - 12.2024
- Implement All Screens From UIUX
- Integration With APIs Using Dio For networking and Pretty Dio Logger to track requests and responses.
- Use Riverpods and Getx in multiple projects for state management.
- Using Localization to add multiple languages to the app.
- Integration with third-party SDKs.
- Integration with Firebase (Push Notification).
- Implement app linking.
Mobile Developer
Innoveno
07.2021 - 08.2023
- Implement All Screens From UIUX
- Integration With APIs Using Dio For networking and Pretty Dio Logger to track requests and responses, and used Bloc to manage the state.
- Using Socket IO to implement real-time chat.
- Using Localization to add multiple languages to the app.
- Developed an application for a POS device.
- Integration with third-party SDKs.
- Integration with Firebase (Push Notification, Dynamic Links).
Flutter Developer
Skilled Tech
10.2019 - 06.2021
- Implement All Screens From UIUX
- Integration With APIs Using Dio for networking and Pretty Dio Logger to track requests and responses, and used Bloc to manage the state.
- Wokring in e-commerce App.
- Integration with Firebase (Firestore, Push Notification).
- Using Localization to add multiple languages to the app.
- Implement Google Maps And Local Storage.
- Implement Facebook, Google, and Apple Authentication.
Flutter Developer
XZone
10.2019 - 07.2020
- Integration With APIs Using Dio for networking, Pretty Dio Logger to track requests and responses, and Bloc to manage the state.
- Implement Google Maps And Local Storage.
- Wokring in e-commerce apps.
- Integration with payment gateway.
- Integration with Firebase (Push Notification).
Android Developer
Kashta Labs
08.2018 - 08.2019
- Implement All Screens From UIUX
- Integration With APIs Using Volley for Networking.
- Implement Google Maps And Local Storage.
- Wokring in e-commerce apps.
Education
Bachelor (Honor) - Computer Science
University of Bahri
Sudan01-2018
Skills
Dart
Kotlin
Android
iOS
Firebase
Payment Gateways
GraphQL
Design Patterns
State Management
App Security
Data Structure
Projects
- Fleetoo : The Fleet Management System that manage the operation of every vehicle and track driver time and behavior.
Records of every breakdown and loss are kept and sent to your mobile phone.
https://fleetoo.sa/en
- Rewash : an on-demand car care service app that allows users to easily schedule car
washes from anywhere.
https://rewash.store/
- Hadreeen : a service app that offers on-demand laundry and car wash bookings,
allowing users to schedule pickups and services at their convenience.
https://hadreeen.com/
- Rebat : Comfortable and secure transportation solutions for university students. Subscribe now and start your journey easily
https://rebat.sa/
Timeline
Mobile Developer
Fleetoo
01.2025 - 12.2025
Mobile Developer
Run-x
01.2024 - 12.2024
Mobile Developer
Innoveno
07.2021 - 08.2023
Flutter Developer
Skilled Tech
10.2019 - 06.2021
Flutter Developer
XZone
10.2019 - 07.2020
Android Developer
Kashta Labs
08.2018 - 08.2019
Bachelor (Honor) - Computer Science
University of Bahri