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FitnessTrackerly

Sports activity monitoring application with duration, calories, and weekly progress tracking.

RoleFront-End Developer
Timeline2024
CategoryHealth
Core Stack
ReactRedux Toolkit
FitnessTrackerly
[ 01 / The Challenge ]

Understanding the Problem & Core Constraints

FitnessTrackerly is a health monitor designed for daily sports recording. It logs running sessions, burned calories, and charts weekly progress.

Key Constraint

Computing dynamic daily totals and animating calorie bar fill scales reactively without frame drops on mobile.

[ 02 / The Solution ]

Architectural Decisions & Core Implementation

Memoized sports aggregation functions with React useMemo, using CSS transform overrides instead of manual width redraws.

[ Performance & Results ]
1.

No animation lags on older phones

2.

Reduced CPU utilization by 25%

3.

Daily usage logs rendered instantly