Building a branded fitness app with a calorie tracker

Ultimate Gainz is a fast-growing European fitness apparel brand generating. We sell clothing, but we want to live inside our customer's daily fitness routine, not just their wardrobe.
We are building a branded fitness app to strengthen daily customer engagement and create a direct push notification channel to our community. Think of it as our loyalty and lifestyle tool. starting with a calorie tracker and workout logger.

Budget: Submit your best fixed price proposal with a breakdown of hours per feature. We will evaluate based on quality of portfolio and proposed approach

Timeline: Submit your time line to build a new app.

Post-launch: Monthly maintenance retainer available for the right developer

SCOPE OF WORK
Core Features:
User authentication and profile management
Calorie and nutrition tracker — Nutritionix API integration
Workout logger with exercise history
Push notifications
Custom branding (colors, logo, fonts provided by us)
iOS and Android deployment

IDEAL CANDIDATE
95%+ Job Success Score on Upwork
Portfolio includes a minimum 2 live fitness, health, or lifestyle apps
Proven expertise
API integration experience (REST, third-party data sources)

How to apply:
- Budget range for this project (hours/amount)
- Explain how you would build this app
- Send apps you have build

Generic proposals without portfolio links will be declined immediately.

Start your proposal with: "Here are my 2 live apps:" — this confirms you read the full description.