ReSell_Midterm_6_Slides_cleaned

1.

ASTANA IT UNIVERSITY
/
ICT · DTNP 2604
ReSell:
Mitigating Transaction
Anxiety in P2P
Streetwear Resale
Midterm Assessment: Project Stage 1
BUY → VERIFY → TRACK
KAN ARSENIY
·
DTNP 2604

2.

RESELL / ICT MIDTERM
01 / CONSOLIDATION & REFINEMENT
Prototype & Architecture
Refinements
01 Transparent Checkout
PR I CE CLAR I TY
Removed hidden fees to prevent cart abandonment.
03 AI Integration
AUTO MATI O N + E X PE R T
Introduced an AI microservice for initial image prescreening to assist expert checks.
STAGE 1 · PROPOSED REFINEMENTS
02 Trust Features
PR O O F + STATUS
Added “Authenticity Guaranteed” badge and a step-bystep verification tracker.
04 Seller UI
FASTE R LI STI NG
Streamlined the “New Listing” screen.
Design goals based on Assignment 1 architecture and Assignment 2 user research.
02 / 06

3.

RESELL / ICT MIDTERM
02 / CLOUD & MOBILE INTEGRATION
Tech Stack & Data Flow
Cross-platform access, scalable hosting and clear data separation.
M OB ILE / CLIENT
CLOUD / SERVER
DATA / IM AGE STORAGE
React Native
AWS EC2 · Node.js
PostgreSQL · S3
One codebase for iOS and Android; cost-efficient
delivery.
Backend hosting and REST API; scalable compute
capacity.
Structured marketplace data + high-resolution
product photos.
REQUEST / RESPONSE FLOW · HTTPS
POSTGRESQL
MOBILE
REST API
NODE.JS
React Native
HTTPS / TLS
AWS EC2 server
Product + order data
AWS S3
Product photos
Conceptual Stage 1 technology decisions; implementation is planned.
03 / 06

4.

RESELL / ICT MIDTERM
03 / NETWORK DESIGN
Network Topology
Client–server communication over HTTPS; distributed backend requests.
E C 2 / A P I SE RV E RS
PostgreSQL
API Instance A
Database
Node.js
Mobile
Internet
Load Balancer
Wi-Fi / 4G / 5G
HTTPS / TLS
Distributes traffic
AWS S3
Photo storage
API Instance B
Node.js
AI Microservice
Initial image screening
REQUESTS
RESPONSES
P R O P O S E D CL O U D I NF R AS T R U CT U R E
HTTPS / Secure client–server communication
LOAD BALANCING / Traffic shared across API instances
04 / 06

5.

RESELL / ICT MIDTERM
04 / INTRODUCTION & LITERATURE REVIEW
Research Focus & Identified Gap
0 1 / CORE P ROBL EM
03 / THE IDENTIFIED GAP
Transaction anxiety
Verification may be
happening.
Progress is invisible.
Counterfeit risks and hidden fees make P2P purchases feel unsafe.
0 2 / LIT ERA T U RE F OCU S
Three research themes
Current platforms do not provide sufficiently clear real-time status while
users wait for item verification.
Trust perception · AI anti-counterfeit methods · minimalist UI design.
RESELL PROPOSED RESPONSE / MAKE VERIFICATION VISIBLE
UPLOADED
→
AI SCREENING
→
EXPERT REVIEW
→
VERIFIED
Based on Assignment 2 literature synthesis and exploratory interviews (n = 3).
05 / 06

6.

RESELL / ICT MIDTERM
05 / CHOSEN RESEARCH TRACK
Research Path: Track B
From a designed prototype to a measurable user experience.
CHOSEN TRACK
B
Research Paper
Running a real experiment
THANK YOU / QUESTIONS?
01
STRUCTURED TESTING
02
WHY TRACK B?
03
RESEARCH GOAL
Conduct user tests on our interactive prototype.
Test how people navigate the secure checkout and verification tracker.
tracker.
Measure user trust and purchase intention when pricing and tracking are
tracking are transparent.
Experiment planned · No test results claimed yet
06 / 06