Android App Development & API Integration (Video + OTP + Security) We are looking for an experienced mobile app developer/team to work on our app SpakSpak. Current Status: Android app already developed Backend partially ready Need improvements, integrations, and optimizations Scope of Work: API Integration Video upload, compression & streaming optimization Phone number verification (OTP based login) Basic fraud detection / bot protection (if required) Performance Optimization App speed improvement Reduce lag in video loading Security Enhancements Prevent fake accounts / bots Secure API handling Code Management Proper documentation Clean and scalable code Important Requirements: Developer must clearly specify: Which APIs/tools will be used (with official links) Free vs Paid services Monthly or usage-based costs (if any) All accounts (API, hosting, etc.) must be created under our ownership/email Full source code ownership must be transferred Budget: Open for discussion (fixed or milestone-based Preference: Experience in video-based apps (like reels/short video apps) Experience with Firebase / AWS / Cloudflare Clear communication & transparency