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UX MOBILE APP 
ECOMMERCE DESIGN STRATEGY + PROTOTYPE

1. PROJECT BRIEF

The objective was to improve users' in-store experience at a local grocery store by designing a specific part of the mobile app experience. Based on pain points found during user research, I focused on the map and list/cart. 

 

My target users were adults ages 18-79, who grocery shop regularly and use a smartphone. For this project, I surveyed users fitting this demographic and analyzed their survey data.

2. USER RESEARCH

SURVEY FOCUS AREAS

Logistics - How can the pickup process be improved? Delivery versus in store pickup? Alerts for the store being busy, out of stock, weather ? 

Frequency & Demand  - Impacts the menu and types of improvements that can be made, such as a reward system based on repeat purchases. 

Navigation Preferences  - Which setup works best for an app to help customers create a shopping list? There should be an option to duplicate previous lists.

User motives  What is rewarding about the shopping experience? What would keep them returning versus turn them away?

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SURVEY DATA ANALYSIS :  USER AFFINITY MAP, APP CONTENT NOTES + PIE CHARTS

Key Features

A strong map and list view, product details matching store inventory etc.

Navigation

Personalized pathing based on where their list items are within the store layout; open to free browsing as appropriate.

Product Categories

Household, Frozen, Produce, Pantry, Fresh Foods, Beverages, Health & Beauty, Baby, Pets, special offers.

Purpose

Experience of finding new products, basic need, finding particular recipes.

Shopping Perspective

In person by memory or list premade, app order + pickup from store; delivery not common in this survey group.

Usage Frequency

Shopping weekly, every 2 weeks, 1-2 times a month. 

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3. UX STRATEGY+

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USER ACTION FLOW

USER JOURNEY MAP

WIREFRAMES: INITIAL SKETCHES

DIGITAL WIREFRAMES

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4. TESTING

I conducted 3 usability tests with each of the 5 participants from the previous survey. Red represents users who could not complete the assigned task and the bullet points below each chart are my solutions (applied to the prototype).

1/5 Users were unable to use the search bar for Task 1: Find and add a specific item to the CART screen.

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  • Improved the functionality of the initial map and list screens. 

2/5 Users were unable to edit the CART/ LIST screen and see changes for Task 2: Edit the List with prompts.

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  • Upgraded the list editing features & instructional screens to a 2 minute tutorial. Once completed, the edits reflect in the user's cart and later checkout screens.

1/5 Users were confused about how to scan the deals and whether there was an updated total for Task 3: Scan and redeem a Sale/Deal Ticket. 

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  • Added a checkout screen to demonstrate the deals' impact on the total in 'real time' for the user.

I am updating this prototype with UI features & more functionality.

ETA for the next version is 7/2024.

© 2024 Delicia Luana Wharton:
Designer, Artist, Developer. 

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