Verified Expert in Engineering
Flutter, Android, and Xamarin Mobile Developer
Bilal is a top 3% seasoned mobile and desktop app engineer with a successful 15 years of experience and numerous international awards. He excels in Flutter, React Native, Android, and Xamarin and has developed over ten high-quality apps. Bilal has managed many teams and contributed significantly to startups, organizations, and leading companies. He is recognized as a top-notch app developer and a valuable asset for organizations seeking exceptional proficiency.
The most amazing...
...Top startup/company partner. Mentored 50+. 50% budget cut.
PepsiCo Global - PepsiCo IT Services
- Orchestrated the design of a high-tech mobile app for 50 million users, focusing on scalability and user-friendly design.
- Analyzed and revamped a complex app with thousands of screens, crafting key components for improved user experience.
- Guided the smooth transition from Xamarin to MAUI, boosting app performance and staying ahead in tech trends.
- Upgraded 80+ packages to align with MAUI, ensuring a strong and adaptable tech foundation.
- Played a key role in delivering a top-notch mobile app for the leading organization by combining smart architecture, detailed analysis, and proactive package management.
- Designed and implemented a Flutter-based app that sells eSIMs aligned with their plans from international telecom providers.
- Decreased the budget by 50% when I advised the CEO to use Firebase, which saved the cost of the custom back end, and enhanced the performance of the solution.
- Headed the whole process of development, and also guided the designer to deliver a modern Material 3 design.
- Overcame the absence of Stripe SDK for the Flutter platform by implementing the Stripe component, so succeeded in integrating the app with Google and Apple Pay.
- Configured the CI/CD for the project and used it to publish the apps automatically.
- Tracked and reported the app's purchase transactions, screens views, events, and errors using Firebase Analytics.
- Interviewed candidates and recommended the best talent for the project, which led to expanding the team.
- Implemented a super well-structured and maintainable codebase for a Flutter-based app that helps find the best restaurant intelligently.
- Analyzed the competitor apps and then proposed 10+ ideas to the CTO, transformed the ideas into features, and launched them.
- Identified and architected the structure of the backend for 15+ separated features.
- Managed the mobile app including the design, backend structure, and business logic.
- Focused on the finer details inside the app, such as LTR and RTL support, accessibility support, and fallback for each feature.
- Coached the internal team and trained them to be successful engineers by moving them to the next level.
Engineering Leader | Mobile Team
- Administrated the mobile team, mentored the team members, and guided them to be international quality-oriented software engineers.
- Revamped the old React Native project, then headed and architected the new Flutter-based project.
- Structured the APIs, and configured the CI/CD for the project.
CTO | Senior Mobile Engineer
My Life Timeline
- Chaired the technical, business, and marketing operations to be the CTO for the Instagram-like app.
- Revamped a rejected old app to the next level of a high-quality Flutter-based app that is faster 5 times than the old app.
- Analyzed the competitor apps and then proposed 5+ ideas to the CEO, then transformed the ideas into features that moved the app from a USA-based only to an international app.
- Developed, structured, and deployed a Flutter-based app with the BaaS back end using Firebase.
- Submitted maintainable, high-quality, and well-structured code.
Senior Flutter Mobile Software Engineer
- Mentored mobile team on Flutter virtual hospital app development.
- Developed dynamic forms for non-tech users, cutting dev time by 30%.
- Introduced and implemented a WebRTC video call plugin then published the project as an open-source contribution.
- Engineered the architecture for the project and developed most of the shared components that are still used in the project.
- Engineered and designed 15+ backend APIs that are used in the app and the web front-end as well.
Senior Mobile Software Engineer
Smart Charging Technologies
- Developed cross-platform IoT apps for interaction with smart hardware (Xamarin, UWP, WPF).
- Devised and implemented a cross-platform template that accelerated the IoT solutions production to 5 days/IoT app.
- Managed a team of 4 developers and 2 quality assurance experts.
- Revamped a large legacy code project to a clean and maintainable project that improved the development 4 times.
Senior Android Developer
- Developed an Android e-reader app for the largest MENA online bookseller.
- Clarified an Adobe undocumented SDK and enhanced it to be a maintainable and readable SDK.
- Coached the mobile team members and trained them to be successful engineers by moving them to the next level.
- Collaborated with outsource engineers from different time zones.
Senior Mobile Software Engineer
Startappz — N2V
- Developed an award-winning app that was featured in Google Play Store.
- Partnered with leading clients in MENA; Microsoft, the Saudi government, the UAE government, Mobily, and Etisalat Group.
- Succeeded to implement and launch the urgent Android app of Saudi MOH 937 in just 3 days.
- Implemented, executed, and directed 5+ Android, iOS, Windows, and UWP apps in government, healthcare, utilities, and telecommunications industries.
Reddit (via Toptal, Enterprise Client)https://play.google.com/store/apps/details?id=com.reddit.frontpage
The app has reached an impressive milestone of over 100 million users and has garnered a fantastic 4.0 rating from around 2.7 million reviewers on Google Play. It's owned by the renowned Reddit company, which holds the 20th spot as the most-visited website globally and the sixth most-visited in the US. With revenue exceeding $700 million, it's evident that the app has made a significant impact.
Overcoming the complexity of the large codebase was no easy feat, but I managed to analyze and master it myself. As a native Android developer proficient in Android SDK, Kotlin, and Java, I contributed my skills to enhance the app's functionality and user experience. It was a rewarding experience, and I'm proud to have played a role in making the app a success.
SIMPal | eSIMs Marketplace Apphttps://sim-pal.app
Throughout the project, I took charge of the app's implementation, and one particular achievement is a source of great pride. By advising the CEO to adopt Firebase, I reduced the project budget by an impressive 50%. This strategic decision enabled us to leverage Firebase's robust features while significantly optimizing costs. I am pleased to have made a valuable contribution that ensured the app's functionality and delivered substantial savings for the organization.
I managed the mobile team and undertook the responsibility of effectively leading and guiding the team towards becoming internationally recognized, quality-oriented software engineers.
Wibl | TripAdvisor Restaurant Apphttps://play.google.com/store/apps/details?id=com.wibl.no
I implemented the app, analyzed the competitors, designed the back end, and coached the internal team.
My Life TimeLine | Instagram-like Apphttps://mylife-timeline.com
The new app is five times faster and offers a vastly improved user experience.
During the project, I was able to reduce the development budget by an impressive 50%. One of my proudest moments was being recognized as the CTO by the client within just a month. I also took the app to an international level and developed a large-scale app with no back end (BaaS).
FinSwiss | PayPal Competitor Web App
The client is an intermediary financial member of SO-FIT under the Swiss Federal Act on Combating Money Laundering and Terrorist Financing.
During the project, I administrated the front-end team and configured the CI/CD. I was most proud of delivering a cross-platform cross-device solution that works on the web, mobile, Windows, macOS, and Linux operating systems. I am also proud of being chosen to act as the front-end team leader and the architect a week after starting the project.
dePL | GeoAds App
The client is a startup dedicated to providing technical solutions to clients in different industries.
During the project, I implemented the app. I was most proud of decreasing the development budget by 50%.
Mentor | Tesla Tracker App
Hiki | Dating apphttps://www.hikiapp.com
During my involvement in the project, I provided guidance and mentorship to the mobile development team, assisting them in resolving technical issues within the app. Additionally, I worked closely with the client to ensure the app met their needs and goals, enabling them to move forward to the next stage of development.
HMG App | Virtual Hospitalhttps://medlinks.io
The app was built for Dr. Sulaiman Al Habib Medical Group (HMG) which is the largest medical group in Saudi Arabia.
During the project, I managed and mentored the mobile team, and structured the project. I was most proud of creating the dynamic forms solution that reduced the development effort by 30%.
Switch Always On | IoT Apphttps://smartchargetech.com/switch-always-on
The client, Smart Charging Technologies (SCT), is a high-tech firm focused on developing innovative IoT energy management and equipment solutions for the industrial transportation industry.
During the project, I implemented the app and structured the APIs. I was most proud of delivering the app on Android, iOS, and Windows.
During the project, I implemented the app and guided the project. I was most proud of delivering the app on Android, iOS, and Windows.
In my role, I overhauled an existing app, meticulously designing and implementing its architecture. I effectively transformed high-level requirements into a fully functional application, allowing the client to concentrate on the product and delight in its superior quality.
Legal Recorder App
Flutter, React Native, .NET, Android SDK
AWS Amplify, REST APIs, Stripe, Node.js
Git, Jira, GitHub, Android NDK
Mobile Development, Desktop App Development, Cross-platform, Agile, Web Architecture
Android, Xamarin, Universal Windows Platform (UWP), Firebase, Amazon Web Services (AWS), Google Cloud Platform (GCP), iOS, FlutterFlow, Xano, Azure
Engineering Software, Code Review, Deployment, Architecture, Software Architecture, Xamarin.Forms, CTO, Mobile Apps, Full-stack, Cross-platform App Development, VoIP, Leadership, Apps, LiveStream, .NET MAUI, Mobile Applications, Video Livestreaming, Team Leadership, APIs, Startups, Internet of Things (IoT), Platforms, Performance
Bachelor's Degree in Computer Science
University of Jordan - Amman, Jordan
Social Marketing Certification
Talal Abu-Ghazaleh Information Technology International (TAG-ITI)
Leadership and Teamwork Building
Talal Abu-Ghazaleh Information Technology International (TAG-ITI)
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