Below is an example of a detailed technical specification for the development of a mobile application. Text composition Technical specification Project Mobile application for random communication (roulette) Platforms: Android iOS 1. Purpose of the project Create a modern mobile application for dating, communication, and finding conversation partners based on random selection (Chat Roulette), with the ability to filter users by specified criteria. The application must support: text chat; voice chat; video chat; instant switching to the next conversation partner; search by interests; search by country; search by language; search by gender; search by age; advanced filters; moderation system; administrative panel. 2. Types of communication Text chat Features: message exchange; sending Emoji; GIF; stickers; photos; videos; documents; voice messages; message deletion; message editing; reply to message; forwarding messages; pinning messages. Voice chat Features: call to one user; random voice partner; Next switch; microphone mute; volume adjustment; call recording (if permitted); noise cancellation; HD Voice. Video chat Features: Full HD 2K 4K (if device supports) Functions: camera switching; background blur; virtual background; video off; screen sharing; recording; screenshot; picture-in-picture mode; instant Next switch. 3. Roulette principle The user presses the button Start After which the system automatically selects a random conversation partner. There are buttons Next Pause Stop If there are no matches, a message is displayed "Searching for a partner..." 4. Search filters Age 18–25 25–35 35–45 45+ Gender male female any Country Any country in the world City Optional Language All major languages Interests music movies travel sports programming cars games animals medicine business politics education any custom tags Online currently online recently online Type of communication text voice video 5. Registration Registration methods Email Google Apple ID Facebook Telegram phone number anonymous mode Verification Email SMS CAPTCHA 6. User profile Photo Video Name Nickname Age Gender Country City Interests Languages Description Status Registration date Last online Verification Rating 7. Personal account Communication history Favorite users Black list Settings Notifications Premium subscription Purchases Payment history 8. Premium No ads Priority search Region selection Advanced filters Unlimited likes Unlimited switches HD video VIP badge Invisible mode 9. Monetization Subscription One-time purchases VIP Gifts Coins Advertising 10. Administrative panel User management Blocking Deletion Photo moderation Video moderation Message moderation Viewing complaints Statistics Online Income Payments Push notifications News Banners Application settings Logs Backup 11. Complaint system Report Reasons: spam fraud insults pornography violence minors advertising other 12. Security SSL HTTPS Message encryption Two-factor authentication CAPTCHA Anti-spam Anti-bot VPN/Proxy detection Automatic moderation AI moderation 13. Push notifications New message Missed call New partner Response to complaint News Updates 14. Technologies Frontend Flutter or React Native Backend Node.js NestJS Database PostgreSQL Redis File storage Amazon S3 Video and voice WebRTC Push Firebase Cloud Messaging Apple Push Notification Service Admin panel React Vue.js 15. Performance Time to find a partner up to 3 seconds. Support for at least 1,000,000 registered users. Up to 100,000 users online simultaneously. 16. Additional features Real-time message translation Voice translation AI assistant Automatic speech recognition Automatic subtitles Augmented reality (AR) masks Background blur Virtual rooms Group video chats Streaming Create your own rooms Invite friends Profile QR code Dark and light themes Multilingual interface Built-in analytics system 17. Compliance requirements The application must comply with the requirements of Google Play and Apple App Store, as well as ensure the protection of personal data (GDPR) and support user consent for data processing. This technical specification serves as a basis for commercial development. If necessary, it can be expanded into a full document of 100–150 pages with UX/UI prototypes, database architecture, API, screen layouts, user roles, moderation system, monetization, AI matching of partners, and detailed descriptions of each section.
225 USD
48 proposals
6 July