Consumer Mobile & Real-Time Media

High-Velocity Media & Live Streaming Fan Community

“The next best thing in entertainment discovery”

Architected a cross-platform mobile application combining ultra-low-latency live audio and video streaming, creator tipping microtransactions, and personalized algorithmic fandom discovery for over 1.2M+ active fans.

ClientFandrum
IndustryMedia, Streaming & Fan Community
GeographyMumbai / Bengaluru, India
Timeline6 Months Initial Delivery
Fandrum Entertainment Discovery Mobile App showing live rooms and creator fandoms
Enterprise Verified1.2M+ Mobile Installs
1.2M+
Mobile Installs
Viral adoption across iOS and Android within first 90 days of release
1M+
Live Streams Hosted
High-concurrency audio rooms and live creator fan interviews
4.9 / 5
App Store Rating
Consistently rated 4.9 across 35,000+ verified public store reviews
<200ms
Audio & Chat Latency
Real-time WebRTC audio rooms and synchronized animated live reactions
The Landscape

Key Engineering Bottlenecks & Operational Friction

Prior to partnering with Deuglo, the client encountered structural limitations across scalability, reliability, and real-time field operations.

Disjointed & Fragmented Fan Engagement

Cinema and pop culture fans were forced to jump across four separate platforms to follow movie releases: YouTube for trailers, Twitter for discussions, Reddit for theories, and separate ticketing apps.

Impact: Severe user dropoff, lack of monetization for creators, and zero unified fandom identity.

Catastrophic Traffic Spikes During Trailer Drops

Major Bollywood and Hollywood trailer releases drove sudden 20x concurrency spikes in under 30 seconds, causing legacy WebSocket servers to drop client connections and freeze chat feeds.

Impact: User churn during high-stakes promotional launch campaigns.

Strict 60/120 FPS Native Fluidity Requirement

Gen-Z media consumers have zero tolerance for stuttering feeds, sluggish media transitions, or clumsy gesture interactions. Cross-platform apps often suffer from memory leaks and dropped frames during video feed scrolling.

Impact: Low engagement session times and negative app store ratings.
The Engineering Solution

Architectural Blueprints & Technical Pillars

How Deuglo designed, built, and deployed high-concurrency systems to resolve the technical bottlenecks.

End-to-End Architectural Approach

Deuglo built a ground-up entertainment powerhouse using Flutter with customized native graphics shaders, backed by a distributed Go and Redis Pub/Sub microservices mesh. The app unites instant media streaming, live audio roundtables, creator tipping, and algorithmic fandom discovery into one lightning-fast mobile experience.

Pillar 01

Ultra-Low Latency Streaming Backplane

Sub-200ms WebRTC voice rooms for 100k+ listeners

Engineered a distributed WebRTC SFU (Selective Forwarding Unit) media pipeline with regional edge proxies. Fans can interact with directors, stars, and critics in live audio stages with zero perceptible acoustic delay.

  • Auto-scaling media relay nodes distributed across Mumbai, Singapore, and Frankfurt
  • Automated audio packet loss concealment guaranteeing crisp voice clarity on 4G networks
  • Synchronized animated confetti, applause, and live poll results delivered via Redis Pub/Sub
WebRTCGoRedis ClusterWebSocketsDocker
Pillar 02

Fluid 120 FPS Mobile Experience

Flutter engine tuning and custom gesture shaders

Customized Flutter's rendering pipeline with pre-compiled Skia shaders, aggressive image precaching, and native platform channels for hardware-accelerated video decoding.

  • Zero frame-drop vertical video scrolling with seamless autoplay
  • Haptic feedback triggers on fan reactions and poll submissions
  • Dynamic dark-mode UI with iridescent ambient glow effects mapped to movie color palettes
FlutterDartSwiftKotlinMetalVulkan
Pillar 03

Algorithmic Fandom Discovery Engine

Personalized discovery based on taste graphs

Constructed an event-driven recommendation engine analyzing user watch-time, poll engagement, and celebrity affinities to deliver tailor-made discovery feeds and trivia rooms.

  • Sub-15ms personalized feed query response times via Redis caching
  • Automated spoiler-tagging filter scanning discussion posts using NLP classifier
  • Multi-lingual content categorizations supporting 6 regional Indian languages
PythonFastAPIPostgreSQLRedisScikit-Learn
Pillar 04

Instant In-App Microtransactions

Zero-friction virtual gifts and creator passes

Integrated an atomic double-entry ledger handling virtual diamond purchases, creator tipping, and VIP fan club access with instant settlement and automated fraud detection.

  • Seamless Apple StoreKit 2 and Google Play Billing integration
  • Direct UPI & NetBanking integration for domestic Indian fan purchases
  • Real-time creator payout dashboard with automated TDS tax compliance calculations
StoreKit 2Google Play BillingRazorpayPostgreSQLRedis
Stack & Tooling

Production Technology Matrix

The underlying languages, cloud primitives, databases, and frameworks powering this solution.

Mobile Application

Flutter
Dart
Swift
Kotlin
WebRTC Native
Lottie

Real-Time Backend

Go (Golang)
WebSockets
Redis Pub/Sub
Next.js 15
Node.js

Databases & Media

PostgreSQL
Redis Cluster
Cloudflare Stream
AWS S3
Elasticsearch

DevOps & Cloud

Google Cloud Platform
Kubernetes (GKE)
Terraform
GitHub Actions
Execution Roadmap

Delivery Milestones & Workstreams

A transparent, phased delivery process from discovery and RF testing to production deployment.

Phase 1
Weeks 1–5

Product UX Architecture & Interactive Prototypes

User research with 150+ pop-culture enthusiasts. Designed dark-mode design system and clickable high-fidelity motion prototypes.

Verified Deliverables
Complete Figma design tokens & atomic component library
Interactive 120fps motion prototype
System architecture & WebRTC media specification
Phase 2
Weeks 6–14

Streaming Media Pipeline & Go Backend Core

Built high-concurrency Go microservices, Redis clustering, and distributed SFU audio room infrastructure capable of handling 50k simultaneous listeners.

Verified Deliverables
Load-tested real-time media cluster
Public REST & WebSocket gateway APIs
Automated moderation and spoiler detection filters
Phase 3
Weeks 15–22

Mobile App Development & StoreKit Integration

Engineered the Flutter mobile application, payment gateway ledgers, live polls, and native media player optimizations.

Verified Deliverables
Production iOS (TestFlight) & Android (Internal Track) builds
In-app purchase validation pipeline
Automated crash reporting & analytics setup
Phase 4
Weeks 23–26

Public Store Launch & Concurrency Optimization

Executed nationwide launch coinciding with major film festivals. Orchestrated zero-downtime scaling during 20x concurrency trailer spikes.

Verified Deliverables
Apple App Store & Google Play Store public rollout
24/7 APM performance dashboards via Datadog
Growth & analytics telemetry integration
“Deuglo delivered our mobile app on a timeline others said was impossible. The attention to performance, butter-smooth 120fps transitions, and subtle UX details made an immediate difference to our user retention. We hit 1M+ installs faster than our most optimistic forecasts.”
Karthik Ramanathan
VP of Product, Fandrum

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Fandrum Case Study: 1.2M+ Install Entertainment & Live Streaming App | Deuglo