CASE STUDY

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TRAIN WITH INTENT. LOG EVERY SET.LIVE / ACTIVE

FITLOG — WORKOUT TRACKER & TRAINING PLANNER

FitLog is a modern fitness web application designed to help users explore workouts, organize training plans, and maintain a consistent workout routine through a focused, dark-themed interface.

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FITLOG — WORKOUT TRACKER & TRAINING PLANNER detailed preview

ROLE & CONTRIBUTION

Full-Stack Web Engineer & UI Designer

YEAR & STATUS

2025–2026 • LIVE / ACTIVE

TECHNOLOGY STACK

Next.js 16React 19TypeScriptTailwind CSS 4Lucide ReactVercel

ENGINEERING HIGHLIGHTS

Architectural decisions, features built, and commercial optimizations:

  • ✓12+ Curated Lifts Covering Major Muscle Groups (Chest, Arms, Core, Legs, Back)
  • ✓Dynamic Sorting by Duration, Difficulty, and Target Intensity
  • ✓Interactive 'My Plan' Training Routine Organizer
  • ✓Metric Cards for Sets, Planned Duration, and Volume
  • ✓Saved Workouts & Routine Persistence
  • ✓Fully Responsive Interface (Desktop, Tablet & Mobile)

DELIVERABLES & OUTPUTS

Next.js 16 (App Router) Architecture
React 19 & TypeScript 5 Strict Typing
Tailwind CSS 4 Utility Styling
Lucide React Icon System
Interactive Sort & Filter State
Vercel Edge Network Deployment

THE CHALLENGE & PROBLEM

Athletes and fitness enthusiasts often struggle with bloated, ad-cluttered mobile apps that require complex account setups just to organize a simple gym routine. There was a clear need for a lightning-fast, distraction-free training planner that works seamlessly on gym floors.

STRATEGY & IMPLEMENTATION

Implemented Next.js 16 App Router with React 19 client components, modular state management for routine building, and an aggressive mobile-first dark UI.

VERIFIED RESULTS & IMPACT

Deployed to production on Vercel with sub-second page loads, responsive layout across all device viewports, and an intuitive workout planning workflow.

COMMERCIAL VALUE DELIVERED

Engineered with high performance metrics, zero-dependency Liquid sections, mobile-first checkout ergonomics, and high conversion copy.