Project Title: Expert Android Developer Needed: High-End Reward Ecosystem Watch and Earn

Project Description: ATTENTION: We are looking for a Tier-1 Android Developer to build a high-performance earning application from scratch. This is our second major project; the previous platform "Kamyabi Cash" is already in the pipeline, and we are now expanding. We only hire experts who understand complex logic, high-level security, and seamless API integrations.

1. Advanced Security & Anti-Fraud (Non-Negotiable): Device Fingerprinting: Strictly One Device = One Account. Automatic permanent ban for Clones, Parallel Space, or Multiple Accounts. Military-Grade VPN/Proxy Detection: 100% protection against all VPNs, VPS, and Emulators. OTP Verification: Secure Firebase/WhatsApp OTP for profile changes and withdrawals. Root/Jailbreak Detection: App must not run on rooted devices to prevent script execution.
2. Gaming & Offerwall Integration (The Core): We require the integration of the top 10 most profitable and high-paying gaming/task XXXX XXXX a task-basis (USD/Coins). Platforms: BitLabs, AdGate, Monlix, Revlum, CPALead, AdJoe, OfferToro, Gamezop, TapJoy, and Offerwall. Logic: These are selected for the best playtime-to-dollar ratio and task-based rewards. Tracking: Real-time tracking of gameplay duration and task XXXX XXXX via Postback/API.
3. 5-Tier Ad Network SDK Setup: Integration of the following 5 premium Ad Networks with optimized mediation: AdMob, AppLovin, Unity Ads, Meta Audience Network (Facebook Ads), and IronSource. Lockdown Logic: Mandatory 3-minute cooldown after every task. Section Control: Each Ad Network section will be accessible 2 times only, followed by a strict 8-hour gap (Cool-down period) to maintain high eCPM and user quality.
4. Social Tasks & Community: Task-Based Social Links: Integrated tasks for Facebook Page, TikTok, YouTube, and WhatsApp Community. (Users earn rewards only after verified interaction). Official Support: Separate dedicated sections for the Official Telegram Channel and WhatsApp Support.
5. Multi-Level Referral & Economy: 3-Level Commission: Level 1 (20% with "Receive" button), Level 2 (5%), Level 3 (1%). Referral Limit: Direct Level 1 limited to 20 people per user (5 PKR reward per referral). 24-Hour Task Cycle: Tasks/Buttons only reappear after the full 24-hour countdown from the previous cycle is complete.
6. Wallet & Local Payouts: Display: Real-time coin-to-PKR conversion. Integrations: EasyPaisa, JazzCash, SadaPay, NayaPay, JS Zindigi, OPay, FirstPay, and Local Bank Transfers. Crypto: Support for USDT (TRC-20) withdrawals. Developer Requirements: You must be an expert in Firebase, Google Cloud Billing, and SDK Mediation. Clean, documented code is a must. If you cannot handle complex security logic or think $350 is "too low" for your "expert" skills, do not waste our time. We are looking for a long-term partner, not a beginner. Budget: $240 - $350 (Fixed) Timeline: Professional delivery expected. Budget: USD 250–750 Skills: PHP, Database Development, UI / User Interface, Google Cloud Platform, NoSQL, Security Systems, Google Firebase, Android App Development, API Integration