Ahmad is available for hire
Hire AhmadAhmad Sadek
Verified Expert in Engineering
Full-stack Developer
Location
Erzincan, Turkey
Toptal Member Since
September 19, 2022
Ahmad is a full-stack mobile and web developer who has built multiple apps released to the Apple and Google Play app stores. He specializes in cross-platform development with React Native and Flutter, and has worked at various companies around the world. Ahmad's city-based social mobile app placed second in a hackathon organized by the municipality of Izmir in Turkey.
Portfolio
Cedric Mertes
React Native, Node.js, API Integration, Firebase
Martin Gosling dba The Gosling Group (TGG)
Flutter, APIs, API Integration
Hop In Microtransit Technologies Inc.
React Native, Firebase, Mobile Apps, TypeScript, Cross-platform App Development...
Experience
Availability
Part-time
Preferred Environment
MacOS, Flutter, JavaScript, Visual Studio Code (VS Code), Terminal, Linux
The most amazing...
...application I've developed is a city-based social mobile app that placed second in a hackathon organized by the municipality of Izmir city in Turkey.
Work Experience
Full-stack Mobile Developer
2024 - 2024
Cedric Mertes
- Developed a mobile app that allows users to search, follow, and trade stocks. Integrated API to display stock price changes and candlestick chart.
- Created Firebase Functions to calculate and add daily user trade reports to the database.
- Tracked and fixed bugs using Asana as a reporting tool.
- Launched the project to both Google Play Store for Android and App Store for iOS.
Technologies: React Native, Node.js, API Integration, Firebase
Flutter Developer
2023 - 2024
Martin Gosling dba The Gosling Group (TGG)
- Developed an app that helps users asses their personal relationships and compare results with their partners'.
- Created an admin panel to track and edit the database and back-end API components.
- Ensured the app was translated into all languages using Google Translate API and DeepL Translate API.
- Tracked and fixed bugs using Asana as a reporting tool.
Technologies: Flutter, APIs, API Integration
React Native Developer | Mobile Application
2023 - 2023
Hop In Microtransit Technologies Inc.
- Integrated the new API with the mobile applications (Rider and Driver app) and fixed existing bugs.
- Implemented UI/UX changes based on designs in Figma.
- Created a solution for riders to keep track of their commutes and boarding status.
- Tracked and fixed bugs using Shortcut as a reporting tool.
Technologies: React Native, Firebase, Mobile Apps, TypeScript, Cross-platform App Development, Mobile App Development, Cross-platform, Swift, Java, Kotlin, API Integration, Mobile UI, Mobile UX
React Native Developer
2022 - 2022
Skyvault LLC
- Implemented in-app purchases and monthly subscriptions for both iOS and Android.
- Created the feature that allows users to import Excel sheets of their inventories through the mobile app, upload them to the Firebase back end, process the file's content, and add the data to the user's inventory database.
- Developed the feature that allows users to export their inventory, sales, profits, and tax documents for the desired year into Excel documents that were then sent to their emails.
- Added the feature that allows users to change their email and password.
- Fixed existing bugs and enhanced the general performance of the app.
- Made a few changes to some parts of the app's UI components.
Technologies: React Native, iOS, App Store, Apple Subscriptions, Subscriptions, Android, Mobile, Firebase, Firebase Cloud Functions, In-app Purchases, Firebase Realtime Database, TypeScript, Cross-platform App Development, Mobile App Development, Mobile Apps, Cross-platform, API Integration, Mobile UI, Mobile UX
Mobile Developer | React Native Skills for Consultation
2022 - 2022
OrionNet Systems, LLC.
- Helped the development team solve the React Native app's Android and iOS build issues.
- Tracked and fixed bugs using TopTracker as a reporting tool.
- Worked with the company's owner/developer to create Android and iOS release versions and upload them to the stores.
Technologies: React Native, iOS, Android, Cross-platform App Development, Mobile App Development, Mobile Apps, Cross-platform, Mobile UI, Mobile UX
Full-stack Developer
2018 - 2022
Freelance Clients
- Built a mobile app that monitors users' diet and helps them reach their weight goals and live healthier lives by engaging them in fun physical activities while suggesting their daily diet.
- Developed an app that allows users to play simple games and collect points that they can use to enter raffles on products listed in the app.
- Tracked and fixed bugs using Asana as a reporting tool.
Technologies: React, React Native, Flutter, Node.js, Express.js, JavaScript, Next.js, HTML, Full-stack, SQL, iOS, Android, REST, NPM, Unity, Computer Science, jQuery, Three.js, Front-end, Back-end, Expo, In-app Purchases, 3D, Cross-platform App Development, Mobile App Development, Mobile Apps, Cross-platform, CSS, APIs, API Integration, Mobile UI, Mobile UX
Full-stack Developer
2018 - 2018
Bigoen
- Collaborated with the team in developing the company's front-end website.
- Cooperated with their team on handling the front- and back-end database of an Instagram account analyzer mobile application.
- Tracked and fixed bugs using Asana as a reporting tool.
Technologies: JavaScript, React, React Native, Node.js, MongoDB, SQL, HTML, Full-stack, iOS, Android, REST, NPM, Computer Science, jQuery, Front-end, Back-end, Expo, In-app Purchases, Cross-platform App Development, Mobile App Development, Mobile Apps, CSS, APIs, API Integration, Mobile UI, Mobile UX
Front-end Web and Mobile Developer
2017 - 2018
90Pixel
- Built a mobile app for users to keep track of cryptocurrencies, create their favorite lists, and set alarms to notify them of price changes.
- Developed a mobile app for users to stay up-to-date on city traffic, accidents, or police-related incidents.
- Contributed to creating an admin panel/dashboard front-end web app to keep track of employees' performance and jobs.
- Helped develop a user chatting mobile app that allows users to send secret messages to each other.
- Created a mobile app that allows users to report citizens that break traffic laws.
- Assisted in developing the company's front-end website.
- Supported new interns in learning React and React Native and adapting to the work in the company.
- Tracked and fixed bugs using Asana as a reporting tool.
Technologies: React, React Native, JavaScript, HTML, iOS, Android, REST, NPM, Computer Science, jQuery, Front-end, Expo, In-app Purchases, Cross-platform App Development, Mobile App Development, Mobile Apps, Cross-platform, CSS, APIs, API Integration, Mobile UI, Mobile UX
Experience
Hapi VPN | A Free-to-use VPN App
I developed a Flutter-based mobile app that allows users to access free OpenVPN servers from all over the world. The app also uses Firebase messaging, Firebase Cloud Functions and implements Google AdMob.
Kuka | A Road Traffic Tracking App
https://apps.apple.com/tr/app/kuka/id1391790160?l=trA React Native mobile app that I developed, which allows users to retrieve or share information related to traffic situations instantly. It is a traffic-based mobile application where users can instantly detect situations—such as road works, traffic jams, and accidents—and radar and warn other drivers by sharing.
Biri Dedi Ki | An Anonymous Messaging App
https://apps.apple.com/tr/app/biri-dedi-ki/id1364444932?l=trA React Native-based app that allows users to send anonymous messages to each other. I was the front-end developer of this app, and I used Firebase tools to hold the user database and connect the real-time chat service.
90Pixel | Front-end Website Development
https://90pixel.com/A React-based front-end website for 90Pixel. I worked as a front-end developer alongside a team of front- and back-end developers to display a modern design and layout of a website for a leading tech company.
Happy Diet | A Weight and Health Management App
A React Native-based mobile app for weight and health management, allowing users to keep track of their diet and live healthier lives by engaging in fun physical activities. I was the full-stack developer of this app, working on the front and back end of the mobile app and admin panel, and the application's landing page.
Skills
Languages
JavaScript, HTML, CSS, SQL, Embedded C, C, Java, GAMS, Python, SCSS, Dart, TypeScript, Kotlin, Bash Script, Swift
Frameworks
React Native, Flutter, Next.js, Express.js, Unity, Django
Libraries/APIs
React, Vue, Camera API, Node.js, jQuery, Three.js, Apple Subscriptions
Tools
C#.NET WinForms, Adobe CC, Photoshop CC, Adobe CS3, Expo, Firebase Cloud Messaging (FCM), MATLAB, Blender, NPM, Terminal, Illustrator CC, VPN, OpenVPN
Paradigms
REST, Cross-platform
Platforms
Firebase, Visual Studio Code (VS Code), MacOS, Linux, iOS, Android, Mobile
Storage
MongoDB, Firebase Realtime Database
Other
Software Engineering, Graphic Design, Front-end, In-app Purchases, Firebase Cloud Functions, Cross-platform App Development, Mobile App Development, APIs, API Integration, Robotics, 2D Graphics, 3D Graphics, Digital Drawing, Sketching, DSLR Photography, Computer Science, Full-stack, Back-end, 3D, Mobile UI, Mobile UX, App Store, Subscriptions, Mobile Apps, Google AdMob
Education
2020 - 2022
Bachelor's Degree in Computer Engineering
Erzincan University - Erzincan, Turkey
2003 - 2007
Bachelor's Degree in Graphic Design
University of Balamand - Balamand, Lebanon
Certifications
OCTOBER 2017 - PRESENT
Izmir Hack4City – Smart City IoT Hackathon
Izmir Municipality, Yaşar University
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