portfolio.md AVAILABLE FOR OPPORTUNITIES

/home/madoka/profile

Hi, I’m Madoka.

Early-career IT and implementation professional building hands-on capability in server infrastructure, system development and data analysis. My background in product implementation, project ownership and global stakeholder coordination complements extensive healthcare and customer operations experience.

$ view projects
LOCATION
Sydney, Australia
LANGUAGES
Japanese / English
TARGET ROLES
IT Support / Infrastructure Implementation / Junior Data Analyst
STATUS
Open to work
FINTECH · PROFESSIONAL EXPERIENCE IMPLEMENTATION · MIGRATION · TECHNICAL OPERATIONS
GIFT CARD PRODUCT IMPLEMENTATIONPROJECT OWNER

Gift Card Product Implementation & Technical Validation

Professional fintech experience implementing physical and digital gift-card products from onboarding to inventory release.

PRODUCT ADMINISTRATION & ORDER PROCESSING

Prepared OCS and POs; mapped order data between PSA and Financial Operations; coordinated UPC registration, configuration, artwork approvals and inventory release.

PHYSICAL CARD VALIDATION

Validated card artwork, barcodes, magnetic-stripe data and variants; created test cards and performed activation/redemption validation using POB tools.

DIGITAL CARD & API VALIDATION

Performed digital-card, system and API testing; investigated errors and data discrepancies; managed SFTP corrections, retesting and engineering escalation.

CLOUD & DATA MIGRATIONMAJOR PROJECT

Card Image Platform Migration Project

Five-month digital asset migration for approximately 30 accounts and 50–80 products at Blackhawk Network Australia, supporting a more automated image-delivery process.

STAKEHOLDER & ASSET COORDINATION

Partnered with Account Managers to collect and track the latest card images, banners and icons across a multi-account product portfolio.

STANDARDISATION & QUALITY ASSURANCE

Converted and standardised assets to PNG, verified image quality and checked each file against technical specifications and brand guidelines.

CLOUD MIGRATION & AUTOMATION

Supported the controlled migration of digital assets from SharePoint to Google Cloud Storage, improving readiness for automated image delivery and ongoing asset management.

GOOGLE CLOUD STORAGE · SHAREPOINT · DATA MIGRATION · DIGITAL ASSET MANAGEMENT · QUALITY ASSURANCE · PROCESS AUTOMATION
LEARNING PROJECTS 8 PERSONAL PROJECTS & HANDS-ON LABS
01 LEARNING PROJECT

ASX Market Time-Series Analysis

Raw-data inspection → cleaning and transformation → model building → performance evaluation → results visualisation.

PYTHON · PANDAS · VISUALISATION · VAR
VIEW ON GITHUB →
02 LEARNING PROJECT

Web Scraping & Clustering Analysis

Web scraping → data cleaning and feature preparation → clustering → cluster-quality evaluation → visualisation.

PYTHON · CLEANING · VISUALISATION · CLUSTERING
VIEW ON GITHUB →
03 LEARNING PROJECT

Predictive Classification Models

Data cleaning and preparation → logistic regression and random forest → accuracy evaluation → results visualisation.

SCIKIT-LEARN · VISUALISATION · CLASSIFICATION
VIEW ON GITHUB →
04 LEARNING PROJECT

Restaurant Operations Management System

Used use-case analysis to define requirements, then designed the workflow, database and interface, and built a web-based PHP and MySQL system to support internal fast-food restaurant operations.

PHP · MYSQL · XAMPP
VIEW ON GITHUB →
05 LEARNING PROJECT

Object-Oriented Customer Model

Object-oriented customer model using abstraction, inheritance and polymorphism.

PYTHON · OOP
VIEW ON GITHUB →
06 LEARNING PROJECT

PDF Text-to-Word Automation

Batch automation for extracting PDF text and generating editable Word files.

PYTHON · AUTOMATION
VIEW ON GITHUB →
07 TECHNICAL TRAINING

Data Centre Infrastructure Lab

Built a data-centre training environment across physical and virtual servers: hardware and RAID configuration, iLO management, ESXi and Hyper-V virtualisation, Windows Server, VLAN networking, Active Directory, failover clustering, backup and recovery.

WINDOWS SERVER · ESXI · HYPER-V · AD DS · DNS · DHCP · ILO · RAID · VLAN · ISCSI · POWERSHELL
08 PERSONAL TECHNICAL PROJECT / HANDS-ON LAB

REST API Basics & Postman Testing Lab

Built and tested REST API endpoints with Node.js and Express.js. Used Postman to validate GET, POST, PUT and DELETE operations, JSON request and response bodies, path and query parameters, and expected HTTP 200, 201, 400 and 404 status codes.

NODE.JS · EXPRESS.JS · JAVASCRIPT · POSTMAN · REST API · JSON · GIT · GITHUB
VIEW ON GITHUB →
SKILLS AND LEARNING
PROFESSIONAL EXPERIENCE

Technical and customer support
Issue triage, log/error analysis & escalation
Project ownership & stakeholder coordination
Cloud migration & data migration
Image standardisation & quality assurance
Digital asset management
Physical-card validation (POB)
Digital-card & API testing

PROJECT & DEVELOPMENT LEARNING

Python · PHP · MySQL · T-SQL
Node.js · Express.js · JavaScript
REST API · JSON · Postman
Git · GitHub
Data analysis
Process automation
Business operations system design

PLATFORMS USED

Google Cloud Storage · SharePoint
ServiceNow · CRM · Jira · Confluence · PSA platform
Microsoft 365 · Excel · Microsoft Teams · Zoom
Windows · macOS · MDM
Azure fundamentals

CURRENTLY LEARNING

Linux
AWS

CERTIFICATIONS

CompTIA A+
Microsoft Azure Fundamentals
ISC2 Certified in Cybersecurity
AWS Certified AI Practitioner
Cisco IT Essentials

COMMUNICATION

Japanese — Native | English — Professional working proficiency
Written and verbal B2B/B2C communication via email, Microsoft Teams and online meetings
APAC and global stakeholder coordination across time zones