Vahid Rajabi

• Developed a clean architecture boilerplate and reusable components, reducing project startup time by saving 20% of first sprint time.
• Replaced traditional location tracking with OS-native Geofencing, reducing power consumption by reducing location checking from 240 request to 2 OS triggers and improving user experience.
• Created a Flutter plugin for a WebSocket library using Kotlin Multi-Platform, increasing development efficiency by 50% and simplifying troubleshooting.
• Reduced server load by 30% through effective query caching in the mobile app
• Published applications: Time Tracker, Email, Calendar and Live Chat apps on AppStore and Playstore

• Mentored junior developers in Android application development best practices, improving overall team productivity.
• Created architecture diagrams based on business requirements and flow charts to design solutions for mobile Android applications.
• Mentored 5 junior developers, reducing the need for senior hires and saving an estimated 35% in hiring costs
• Managed version control using Git, ensuring efficient collaboration between team members and maintaining clean code history.
• Worked closely with product managers and UI or UX specialists to create stable code with core Android technologies.
• Estimated work hours and tracked progress using Scrum methodology.

• Orchestrated the creation of an Android and Flutter boilerplate, streamlining project initiation and team cooperation; enhanced new developer onboarding experience by simplifying code structure and reducing setup time by 50%

• Orchestrated mobile team to refactor, redesign, and re-architect app: Collaborated with backend and UI teams, increasing user base from 15k to 200k (+1233%).

• Implemented an embedded server for backend simulation in Android, accelerating development by 40%.

• Drove legacy project stability and performance by championing comprehensive refactoring and introducing unit and instrumental testing, improving application quality and maintainability by 50%.

• Find solutions like caching to reduce server loads and prevent unnecessary requests.

• Mobile applications: Fanoos (Financial management), Hamrah Novin (Mobile banking), Razi (Insurance), Putlife (Mobile banking), Polaris (VPN), Kidora (Baby care), Poshtiban (Utility),

• Managed Git version control for ownCloud mobile app project, integrating updates and adding features across Android and iOS platforms.
• Utilized WebDAV protocols to synchronize calendar events and contacts with the server, ensuring seamless data integration and user experience.
• Navigated the submission, review, and release process to publish applications on the App Store and various local stores, making them accessible to a global audience.

• Used RESTful API design to create and document client-server protocol and implemented client-side of documented protocol.
• Spearheaded Augmented Reality (AR) application R&D using Vuforia and Wikitude SDKs.
• Enhanced Vuforia detection to recognize objects up to 10m away.
• Integrated AR with custom server, cutting Vuforia costs by 50%.