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Case Study

Fitraat Focus - Deep Work System

A free, cross-platform deep-work practice with a 5-step loop, purpose-driven planning, and real session accountability.

Web AppAndroid AppiPhone (PWA)Purpose StudioExpo Router + Firebase

One Expo codebase shipped across iOS, Android, and web built with Expo Router + Firebase.

Fitraat Focus - Deep Work System screenshot 1
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The Practice Loop

Challenge

Deep work usually breaks before work starts: no preparation ritual, fragmented todos, and no session close to keep cognitive load contained.

Solution

Designed a 5-step loop (Prepare -> Activate -> Focus -> Close -> Reflect) with mandatory readiness pillars and session continuity so unfinished todos stay context-aware inside the current work block.

Results Shipped

  • ✓Users move from intention to execution with less startup friction
  • ✓Session flow keeps work bounded and easier to repeat daily
  • ✓Reflection history improves consistency over time
ExpoReact NativeTypeScriptTanStack QueryMMKVReanimated

Purpose Systems + Studio

Challenge

Most todo lists are isolated and unstructured, so users keep rebuilding work plans from scratch instead of following tested paths.

Solution

Built a companion Purpose System Studio where creators publish outcome-driven work as ordered sections and tasks. In the app, users take a copy and execute that system step by step.

Results Shipped

  • ✓Reusable work systems replace random task lists
  • ✓Clear handoff between authored structure and daily execution
  • ✓Supports exam, craft, and career workflows in one framework
TanStack StartFirebaseFirestoreCloud FunctionsNext.js

Cross-Platform Product Engineering

Challenge

Need to deliver identical product behavior on mobile and web while preserving security, observability, localization, and release reliability.

Solution

Owned product, design, and engineering end-to-end. Used one Expo tree for iOS, Android, and web; enforced server-side protection with Firebase + Cloud Functions; added Sentry/Crashlytics; and shipped through web + Play distribution.

Results Shipped

  • ✓Single product system delivered across multiple platforms
  • ✓Protected writes and stable runtime monitoring in production
  • ✓English and Bangla support available throughout the experience
Expo RouterFirebase AuthFirestoreCloud FunctionsStorageMessagingSentryCrashlyticsGoogle Sign-inApple Sign-in

Tech Stack

React NativeExpoTypeScriptFirebase AuthFirestoreCloud FunctionsExpo RouterTanStack QueryMMKVi18n (EN/BN)Product DesignPlay Store / Web Shipping

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