LetzChat Podcast – Real-Time Podcast Translation System
Real-time multilingual podcast translation platform enabling live cross-language audience participation — featuring AI-powered translation with ChatGPT & Whisper AI, moderator controls, and serverless AWS infrastructure for global podcast broadcasting.
Documentation
Previewing: Podcast Translation System.pdf
Open in new tabScreenshots
Overview
LetzChat Podcast (Mar 2024 – Present) — Role: Lead Developer. A revolutionary real-time podcast translation system that breaks language barriers in live podcast sessions, enabling global audience participation.
Problem Podcast creators wanted to reach international audiences but faced significant language barriers. Live podcast sessions excluded non-native speakers, limiting audience reach and engagement. Traditional post-production translation was time-consuming and eliminated real-time interaction. There was no solution for real-time multilingual audience participation during live podcast recordings.
Solution
Built an innovative real-time podcast translation platform that enables multilingual podcast broadcasting:
Technologies Used
• Frontend: React.js, Next.js, TypeScript, Tailwind CSS, Material-UI, HTML5, CSS3
• Backend: Node.js, Express.js, Python, FastAPI
• AI: ChatGPT, OpenAI GPT API, Whisper AI, NLP
• Real-Time: WebSockets, Socket.io
• Cloud: AWS Lambda, Amazon DynamoDB, AWS API Gateway, Amazon S3, Amazon CloudFront
• Speech: Speech Recognition, Text-to-Speech (TTS)
• Databases: DynamoDB, MongoDB
• DevOps: Serverless Framework, CI/CD pipelines
• Other: RESTful APIs, Serverless Computing
Impact
• Eliminated language barriers in live podcast sessions
• Expanded global audience reach for podcast creators
• Enabled real-time multilingual interaction during broadcasts
• Improved audience engagement with interactive Q&A in native languages
• Reduced operational costs with serverless architecture
• Accelerated content creation with automatic transcript generation
• Empowered moderators with comprehensive control panels
• Revolutionized podcast accessibility for international audiences
Key Highlights
- Real-time podcast translation with ChatGPT & Whisper AI for 50+ languages
- Interactive multilingual audience participation during live sessions
- Moderator control panel with message verification and auto-send features
- Low-latency translation maintaining natural conversation flow
- Serverless AWS infrastructure (Lambda, DynamoDB, API Gateway)
- Real-time WebSocket connections for instant message delivery
- Automatic transcript generation in multiple languages
- Audience analytics by language, region, and engagement metrics
- Cost-effective auto-scaling for varying audience sizes
- Revolutionized podcast accessibility for international audiences
Tech Stack
Related Projects
LetzChat – Enterprise Multilingual Translation & Communication Platform
Complete enterprise translation ecosystem — featuring real-time analytics (300M+ events/month), AI-powered chat, voice/video dubbing, live call translation, podcast/Zoom integration, glossary management, subtitle generation, and comprehensive analytics — breaking language barriers across all communication channels.
VoiceDubbing.ai: AI-Powered Voice Dubbing for Seamless Multilingual Audio
Next-generation AI platform for fast, expressive, and cost-efficient voice dubbing — enabling creators, businesses, and media producers to localize audio and video content into multiple languages while preserving the original tone and emotions.
GPTTranslator.co: Complete AI Translation Ecosystem
Comprehensive AI-driven multilingual translation platform with web app, Chrome extension, real-time chat, admin dashboard, and AI support chatbot — breaking language barriers with high-accuracy translations for text, documents, and web content.
Related Blog Posts
Top Technologies I Use and Why
A practical look at the core technologies I use most often and how each one contributes to building scalable, production-grade systems.
Video Dubbing and Voice Cloning System: AI-Powered Content Localization
A case study on building an AI-powered video dubbing and voice cloning platform that translates content across languages while preserving speaker identity, emotion, and lip-sync quality.
Future Trends in Software Development
A forward look at the technologies and engineering shifts that are likely to shape the next phase of software development.