Real-Time AI-Powered YouTube Translation (PlayTV)
PlayTV applies advanced speech recognition and neural translation models to generate live multilingual audio streams for YouTube videos.
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Real-Time Multilingual Speech Engine (Khutba)
Sub-second real-time multilingual streaming that scales to thousands, ensures domain accuracy, and auto-generates audio with captions.
The First Real-Time Translation Layer for Calls (Instant)
Multilingual voice via simple APIs—sub-second captions & translated audio, from 1:1 to thousands.
Caff Stack at a Glance
From Discovery to Launch With Senior Engineering Teams
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customers feedbackReviewed on
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★★★★★ 52 reviews
20+
years in business
Two decades of predictable, secure delivery and engineering excellence.
150+
experts on board
Cross-functional team: AI/ML specialists, full-stack engineers, and cloud architects.
800+
projects delivered
From high-velocity MVPs to mission-critical enterprise platforms across 15+ industries.
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Caff Stack builds reliable software products with modern engineering, AI solutions, and scalable digital experiences.
Read more about our approach→Caff StackTech ExcellenceSoftware • AI • Web
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Real feedback from people and teams who trusted Caff Stack with their software journey.
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Built by Caff Stack
AI Teams
AI Solutions for the world's
most complex industries
Explore how we help leading brands digitally transform their products and delight their customers.
Artificial Intelligence (AI)
Intelligent investment tracking & analysis
AI-powered platforms designed to simplify complex financial data, automate predictive analysis, and help investors make faster decisions.
Pavel
AI Team Lead
Builds scalable AI products focused on intelligent automation, modern interfaces, and reliable real-time systems.
AI/MLReactFastAPIPython
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Our expert engineers are standing by to discuss your technical requirements and craft the ideal software solution for your business.
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proven AI Components
Authentication & Security Modules
Deploy robust authentication and enterprise-grade security modules based on OAuth 2.0, JWT, and multi-factor authentication.
Build secure APIs, encryption layers, and protection systems designed for reliable and compliant software.
Integrations with Leading Business Services & APIs
Connect AI solutions with your existing business ecosystem through reliable integrations, webhooks, and modern REST/GraphQL APIs.
Keep data moving smoothly across your technology stack with dependable interoperability and event streaming.
Financial & Analytical Components
Accelerate financial analytics and reporting with scalable data-processing pipelines and analytical dashboards.
Turn real-time information into useful insights, predictive forecasting, and better operational decisions.
Voice Interfaces & NLP Modules
Add powerful voice and natural-language capabilities to your applications with modern speech models and embeddings.
Improve customer interactions, automate phone conversations, and create more natural software experiences.
Insights & Articles
Explore Our Latest Engineering Insights
Practical notes on scalable system architecture, Android delivery, and deploying AI solutions responsibly.
Engineering • 2025
Building scalable web apps: architecture that lasts
A practical checklist for clean boundaries, predictable delivery, and performance that holds up as the product grows.
ArchitectureNext.js
Read
Android • 2025
Android apps that feel premium: performance + UX patterns
What makes an app feel ‘premium’ is usually consistency: smooth scrolling, sane offline behavior, and predictable navigation.
KotlinCompose
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AI • 2025
Delivering AI features safely: reliability, privacy and UX
Delivering AI is product engineering: tight feedback loops, strong guardrails, and a UX that handles uncertainty gracefully.
LLMsSafety
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