Aakash choudhary

Mobile Application Developer (Android, Flutter, iOS)

• Job Details:Spearheaded multiple projects across platforms, including a live Android native app, a live iOS native app, and an in-progress cross-platform Flutter mobile and desktop app. Optimised widget rebuilding and performance by leveraging advanced Flutter techniques such as typedef, functional callbacks, and bloc state management. Designed and implemented a custom walkthrough widget for feature discovery, using render-objects to align overlays with UI components. Developed a robust file download and upload module, integrating seamlessly with AWS S3 to manage end-user resources efficiently. Engineered a video watermarking system with dynamic watermark positioning and timing, utilising Flutter isolates to maintain performance. Built PDF watermarking and encryption capabilities, enabling real-time watermarking and password protection of sensitive documents during user downloads. Integrated a third-party chat SDK into native environments (Kotlin & Swift), developing custom native UI components for enhanced performance and user experience. Created a backend-controlled widget builder, dynamically generating UI components and hierarchies based on the backend JSON schema. Implemented native DRM-enabled video playback for Flutter (across Android, iOS, and macOS), using platform view for secure content rendering. Added functionality to convert Flutter widgets into PDF and JPG formats, including seamless sharing capabilities. Integrated web-based payment gateways into the app for purchasing courses and educational materials. Created a native view in iOS using Swift to show stats info of users’ attempted tests, using custom-made graph UIs.