Case Study

Track Your Fitness

A comprehensive fitness tracking app focused on usability, performance, and clean UI. Built with modern React Native technologies.

2024 - Present
~15 weeks
Solo Project
TypeScriptReact NativeExpoRedux ToolkitReact QueryTailwind CSS

The Goal

Create a fitness app that doesn't overwhelm users with features while still providing comprehensive tracking capabilities.

The Approach

User-centered design with iterative development. Started with core features and expanded based on user feedback.

The Stack

React Native with Expo for rapid development, TypeScript for type safety, and modern state management solutions.

// Key Features

What Makes It Special

Real-time workout tracking with GPS
Customizable workout plans
Progress analytics dashboard
Social features & challenges
Apple Health & Google Fit sync
Offline-first architecture

// Technical Deep Dive

Challenges & Solutions

Battery Optimization

Problem

GPS tracking was draining battery quickly during long workouts

Solution

Implemented adaptive location polling based on activity type and optimized background tasks

Real-time Sync

Problem

Keeping workout data synchronized across devices without data loss

Solution

Built a conflict resolution system with optimistic updates and queue-based syncing

Smooth Animations

Problem

Complex chart animations were causing frame drops on older devices

Solution

Used Reanimated 2 with worklets and optimized render cycles with useMemo

// Project Timeline

Development Journey

Research & Planning2 weeks
UI/UX Design3 weeks
Core Development8 weeks
Testing & QA2 weeks
Launch & IterationOngoing

Interested in Working Together?

I'm always open to discussing new projects and opportunities.