Available to hire
I am a data and software engineer who enjoys turning complex data into actionable insights through robust ETL pipelines, data warehousing, and interactive dashboards. I combine strong backend development skills with hands-on ML experience, and I thrive in cross-functional teams that leverage data-driven decisions to drive business outcomes.
Fluent in English and Mandarin with professional Korean, I bring cross-cultural communication, mentoring, and stakeholder engagement to every project. I continuously expand my toolkit in cloud, ML, and software architecture to deliver scalable solutions for property tech, BI, and enterprise applications.
Skills
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Language
English
Fluent
Korean
Advanced
Work Experience
Junior Java Programmer (Internship) at LianFu Network Ltd
April 1, 2023 - October 16, 2025Learned core Java programming concepts and object-oriented principles; practiced using IntelliJ IDEA; studied past real-world projects and followed business requirements to simulate full development cycles; implemented backend modules using Spring Boot, including RESTful API design with JPA/MyBatis; tested RESTful APIs with Postman; wrote clean, readable, and reusable Java code.
Business Intelligence Analyst (Internship) at MVP Studio
March 1, 2025 - PresentWorking on a cloud-based Property Investment and Management Platform, designing the data integration of NZ and AU property data; designing the data warehouse (star schema) for market trend analysis; creating reporting solutions for internal stakeholders; designing data ingestion practices; achievements include designing complex SQL queries, implementing data cleaning, debugging SSIS packages, mentoring teammates, improving report performance, and publishing dashboards in multiple formats.
Business Intelligence Developer (Internship/Training) at Industry Connect
February 1, 2025 - PresentIndustry Connect BI Analytics training focusing on SQL queries, SSMS, SSIS, SSAS, Power BI; Importing data from multiple sources; summarizing, filtering, and cleaning data; constructing data models; building snowflake and star schemas; creating DAX measures and publishing dashboards to Power BI online service with real-time updates.
Licensed Immigration Adviser at Self-employed - NZ Immigration Services
December 31, 2018 - October 16, 2025Licensed Immigration Adviser (NZ) from 2015 to 2018; provided guidance and assistance on immigration options and visa applications.
Licensed Immigration Adviser Assistant at Self-employed - NZ Immigration Services
December 31, 2020 - October 16, 2025Assistant to Licensed Immigration Adviser (NZ) from 2018 to 2020; supported client consultations, documentation, and case management.
Business Intelligence Analyst (Intern) at MVP Studio
March 1, 2025 - PresentDesigned and implemented the enterprise data warehouse (SQL Server, star schema) to support analytical workloads across pricing, trends, and geographic insights. Built and maintained ETL pipelines in SSIS, automating ingestion from multiple APIs and CSV sources, reducing manual data preparation by 60%. Created interactive Power BI dashboards for stakeholders, visualizing KPIs like ROI, occupancy, and regional growth; improved decision-making cycle by 40%. Developed stored procedures and optimized SQL queries to improve query runtime from minutes to seconds. Collaborated with product owners to define business metrics and validation logic for data accuracy. Mentored three junior analysts, improving team productivity and report delivery timelines.
Business Intelligence Developer at Industry Connect
February 1, 2025 - PresentHands-on project-based training focused on end-to-end BI development using Microsoft technologies. Designed data models (star and snowflake schemas) for financial and retail scenarios. Built ETL workflows in SSIS and applied data quality checks using DQS. Developed Power BI dashboards integrating SSAS cubes and DAX measures to analyze sales and customer KPIs. Published and configured real-time dashboards in Power BI Service with scheduled refresh and RLS (Row-Level Security). Documented ETL and visualization standards for reproducibility and handover.
Junior Java Programmer at LianFu Network Ltd
June 1, 2022 - April 1, 2023Participated in the full software development lifecycle for several enterprise web applications. Developed backend modules using Spring Boot and MyBatis, integrated with MySQL databases. Designed and implemented RESTful APIs to handle customer data, authentication, and business workflows. Enhanced legacy systems by refactoring Java classes and implementing reusable components, improving maintainability by 30%. Conducted unit and integration testing using JUnit and Postman for API validation. Collaborated with senior engineers on code reviews and troubleshooting production bugs.
Junior Java Programmer at Yanbian Chuangye Software Development Co., Ltd
January 1, 2024 - December 1, 2024Participated in the full software development lifecycle for several enterprise web applications. Developed backend modules using Spring Boot and MyBatis, integrated with MySQL databases. Designed and implemented RESTful APIs to handle customer data, authentication, and business workflows. Enhanced legacy systems by refactoring Java classes and implementing reusable components, improving maintainability by 30%. Conducted unit and integration testing using JUnit and Postman for API validation. Collaborated with senior engineers on code reviews and troubleshooting production bugs.
Junior Java Programmer at Yanbian Chuangye Software Development Co., Ltd
January 1, 2011 - December 1, 2013Participated in the full software development lifecycle for several enterprise web applications. Developed backend modules and implemented business logic to support core system functions and data processing. Designed and implemented RESTful APIs to handle customer data, authentication, and business workflows. Enhanced legacy systems by refactoring Java classes and implementing reusable components, improving maintainability by 30%. Conducted unit and integration testing to validate functionality and ensure stable releases. Collaborated with senior engineers on code reviews and troubleshooting production bugs.
Education
Graduate Diploma in Computer Science at The Auckland University of Technology (AUT), Auckland, New Zealand
January 11, 2030 - June 1, 2025Certificate of Technical Studies in Machine Learning And Python Programming at Mashibing Education, China
January 11, 2030 - June 1, 2024Certificate of Technical Studies in Java Full-Stack Development at Tarena Education, China
January 11, 2030 - May 1, 2022Post Graduate Diploma in Business Administration at The Auckland University of Technology (AUT), Auckland
January 11, 2030 - November 1, 2014Master of Information Technology at Lincoln University
November 1, 2025 - April 3, 2026Graduate Diploma in Computer Science at Auckland University of Technology (AUT)
January 11, 2030 - June 1, 2025Certificate in Machine Learning & Python Programming at Mashibing Education (Online)
January 11, 2030 - June 1, 2024Certificate in Java Full-Stack Development at Tarena Education, China
January 11, 2030 - May 1, 2022Postgraduate Diploma in Business Administration at Auckland University of Technology (AUT)
January 11, 2030 - November 1, 2014Qualifications
Graduate Diploma in Computer Science
January 11, 2030 - June 1, 2025Certificate of Technical Studies in Machine Learning And Python Programming
January 11, 2030 - June 1, 2024Certificate of Technical Studies in Java Full-Stack Development
January 11, 2030 - May 1, 2022Post Graduate Diploma in Business Administration
January 11, 2030 - November 1, 2014Master of Information Technology
January 11, 2030 - April 3, 2026Graduate Diploma in Computer Science
January 11, 2030 - June 1, 2025Certificate in Machine Learning & Python Programming
January 11, 2030 - June 1, 2024Certificate in Java Full-Stack Development
January 11, 2030 - May 1, 2022Postgraduate Diploma in Business Administration
January 11, 2030 - November 1, 2014Industry Experience
Software & Internet, Education, Professional Services, Other
Skills
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