Ali Hassan

Mobile Application Developer

Avanza Solutions • Vollzeit

Aug 2025 - Present • 1 yr 2 mos

* Developed and maintained cross-platform fintech wallet apps using Flutter for Android, iOS, Huawei Harmony, and POS devices. * Integrated payment gateways, KYC verification, and secure authentication to ensure compliance with financial standards. * Built wallet management features including balance tracking, transaction history, and in-app purchases. * Collaborated with backend teams to integrate REST APIs for real-time financial operations. * Optimized app performance, scalability, and security using BLoC state management and native integrations. * Automated build and deployment through CI/CD pipelines across multiple platforms. * Provided bug fixes, troubleshooting, and post-release support to ensure smooth user experience.

Mobile Application Developer

International Maths bee • Freiberufler

Nov 2024 - Oct 2025 • 11 mos

* Led the end-to-end development of student, teacher, and parent mobile applications. * Integrated a Unity-based quiz game inside the student app for interactive math competitions. * Enabled contests at classroom, school, national, and international levels with real-time tracking. * Defined app architecture and development roadmap, ensuring scalability and performance. * Directed and mentored the mobile app team to deliver high-quality, cross-platform solutions. * Collaborated with stakeholders to gather requirements and align product features with competition goals. * Implemented notifications, contest creation, and leaderboard features for better engagement. * Ensured timely delivery through agile methodologies and effective resource management. * Provided technical guidance, troubleshooting, and post-release support for smooth operations.

Mobile Application Developer

Pixel Tech • Vollzeit

Aug 2023 - Sep 2024 • 1 yr 1 mo

* Managed the design and development of cross-platform mobile applications. * Built responsive UIs and integrated REST APIs, Firebase, and third-party services. * Collaborated with backend developers to deliver scalable, high-performance solutions. * Ensured smooth deployment and release on Android and iOS platforms. * Worked in agile teams with designers, product managers, and QA to meet deadlines.