HUIXIN YANG

Work Experience

Backend Engineer II, The U Group & Co 2025.3 - Present

• Designed, developed, and maintained scalable and reliable backend services using Python and TypeScript.
• Built and optimized cross-service APIs, improving microservice interoperability and developer experience.
• Managed and optimized AWS infrastructure, improving performance, reliability, and cost-efficiency.
• Implemented CI/CD pipelines and automated deployments, streamlining release processes and reducing operational overhead.
• Developed frontend features for internal tools and dashboards using React, enhancing system visibility.
• Collaborated with data and ML teams to integrate backend services with data pipelines and analytics systems.
• Key Achievements:
  • Migrated dozens of servers, databases, and AWS Lambda functions to a new AWS account in a large-scale cloud migration.
  • Replaced AWS Fargate with Amazon EC2-backed Amazon ECS and consolidated workloads across countries into a shared cluster, improving compute utilization and reducing infrastructure costs.

Data Engineer II, The U Group & Co 2025.1 - 2025.3

• Managed and optimized data pipelines using Snowflake, dbt, and SQL to streamline data transformation and storage.
• Developed and maintained Python-based machine learning pipelines.
• Automated data integration and migration using ETLeap, improving workflow efficiency.
• Designed and orchestrated data pipelines with Dagster, ensuring reliability, monitoring, and efficient task execution.
• Leveraged AWS cloud technologies to build scalable, secure data infrastructure.
• Provisioned Snowflake resources (users, roles, databases) using Pulumi IaC.
• Streamlined deployment and testing by implementing CI/CD pipelines with GitHub Actions.
• Key Achievements:
  • Transitioned Snowflake management from manual UI operations to Infrastructure as Code (IaC), strengthening control, auditability, and deployment consistency.

Data Engineer I, The U Group & Co 2024.3 - 2025.1

• Delivered high-quality data sets to clients, ensuring timely and accurate reporting.
• Troubleshot and resolved complex data flow, storage, and accessibility challenges to improve system performance.
• Managed and optimized data pipelines using Snowflake, dbt, and SQL to streamline data transformation and storage.
• Collaborated with cross-functional teams to ensure data integrity, efficiency, and alignment with client needs.
• Supported internal tools and ingestion systems through automation and process documentation.
• Key Achievements:
  • Optimized a large dbt project with hundreds of modules, improving daily delivery efficiency and cutting associated costs by 30%.

Casual Teaching Assistant, University of Western Australia 2024.2 - 2024.3

• CITS5505 - Agile Web Development
• CITS1003 - Introduction to Cybersecurity

Assistant Manager, Deloitte 2019.3 - 2020.8

• Led a team of 4 members in managing an audit plan for a listed company.
• Conducted internal reviews, providing constructive feedback to improve team performance.
• Actively communicated with clients to gather feedback and improve client satisfaction.

Staff - Senior Associate, PwC 2016.9 - 2019.2

• Worked collaboratively with team members, conducting internal reviews to ensure high-quality outputs.

Facilitator, National Chung Cheng University 2015.2 - 2016.6

• Assisted in teaching courses such as Business Analysis, Accounting, Advanced Accounting, Audit, and Statistics.

Education

University of Western Australia (UWA) 2021.2 - 2023.11

Perth, Australia

• M.S. in Information Technology
• GPA 6.375/7
• Projects
  • Agile Web application - BrewChat (Javascript, Flask, SQLAlchemy, unittest, Git) HD & Top3 Project
  • Data Warehousing & Association Rule Mining (R, SQL, SSMS and Power BI) HD & Top2 Project
  • Graph Database & Graph Data Science (Neo4j, Cypher, and R) HD & Top4 Project
  • Exploratory data analysis and Machine learning models (R, RStudio, Git) Top1 Project
  • IOT ESP32 Air Quality Detector (C++, Flask, HTML, CSS, Javascript, Firebase Real-Time DB, Git) HD
  • Business intelligence report (Python, PowerBI) HD
  • Cybersecurity (Bash, Virtualisation & Containerisation) HD
  • Relational Database Management System (SQL) HD
  • COVID Analysis (Python) HD

National Chung Cheng University (CCU) 2014.9 - 2016.7

Chiayi, Taiwan

• M.S. in Accounting and Information Technology
• Nationally in CCU’s competitive annual Accounting postgraduate entrance exam Top2
• Conducted research on “Directors’ and Officers’ Liability Insurance and Cost Stickiness.” HD
• GPA 3.93/4.0

Project Experience

Full Stack developer, Repair Labs project (CFC) 2023.6 - 2024.2

• Actively contributing as a member of the Repair Labs Project
• Technology Stack: Next.js, TypeScript, React, Tailwind CSS and Vercel; prisma as ORM, Postgres and Docker for local DB.
• Designed mobile and desktop layouts using Figma, ensuring a user-friendly interface.
• Developed robust APIs to seamlessly connect frontend pages with the backend database, facilitating efficient data retrieval and updates.

LLM Triple Generator Project 2023.7 - 2023.11

• Aimed to transform unstructured text data into a structured knowledge graph using natural language processing techniques.
• Technology Stack: Python, networkx, requests, React, ChatGPT API, ChatGPT Fine Tuning Model, Prompt engineering & Feature engineering, Docker, Git.
• Leveraged the ChatGPT API and ChatGPT Fine Tuning Model for advanced natural language understanding and generation.
• Implemented prompt engineering and feature engineering to enhance the accuracy and efficiency of triple generation.

Data Scientist, SLB Data Science Hackathon 2023.9 - 2023.10

• Prototype Solution Presentation 3rd
  • Developed a mining exploration lithology identification model using LSTM.
  • Addressed challenges in accurately identifying lithology in mining exploration data.
  • Collaborated with a multidisciplinary team on data collection, model development, and ETL frameworks and processes.
  • Presented the LSTM solution, showcasing its effectiveness in improving identification accuracy.
• Creative Poster at the WA Mining Conference 4th
  • Designed an engaging and informative poster showcasing the applications and benefits of the developed model.
  • Presented findings at the conference, highlighting the impact of accurate lithology identification in mining exploration.
  • Received recognition for the innovative approach to solving exploration challenges.

Full Stack developer, Pets Of Older Persons project (CFC) 2022.11 - 2023.2

• Contributed as a team member in the Pets of Older Persons Project
• Technology Stack: Next.js, TypeScript, React, Tailwind CSS, Firebase and Vercel.
• Utilized Figma to craft intuitive mobile and desktop layouts.
• Collaborated effectively with other student volunteers, utilizing Git version control.

Skills & Certifications

• Certifications: AWS Certified Solutions Architect - Associate (SAA-C03), AWS Certified Cloud Practitioner (CLF-C02), CPA Australia and CPA Taiwan
• Programming Languages & Databases: Python, Java, Javascript, Typescript, R, Shell Script, C, Snowflake, SQLite, MySQL, Cypher Neo4j
• Front End Web Development: HTML, CSS, Tailwind CSS, Bootstrap, JavaScript, TypeScript
• UX/UI Prototyping: Figma
• Data Orchestration & Workflow Automation: Dagster
• Infrastructure as Code (IaC): Pulumi
• Data Transformation & ELT Tools: dbt, dbt Cloud, Etleap
• Web Framework / Libraries: React, Angular, Angular Material, Next.JS, NestJS, Django, Flask
• Version Control Systems & CI/CD Tools: Git, GitHub, GitLab
• Cloud Computing Platforms: AWS, Firebase
• Low-code/No-code Development Platform: WordPress, Wix
• Command-Line Interpreter: Windows PowerShell, Git Bash, Bash & Zsh (Mac OS)
• Applications: Notion API, ChatGPT API, Neo4j, SSMS, SSAS, SAS, Google Analytics, Power BI, ACL, Globe3 ERP, SAP, Oracle

Scholarships

UWA Global Excellence Scholarship, University of Western Australia 2021 - 2023

• Awarded for exceptional academic performance, providing partial tuition coverage for the entire postgraduate study period.

Scholarships for Top Three Academic Ranking, Kaohsiung Vocational High School of Commerce (KSVCS) 2007 - 2010

• Recurrently awarded for ranking within the top three students each semester. The scholarship included a complete tuition waiver for the subsequent semester, sponsored by the government. Achieved in:
  • Grade 10, Semester 1
  • Grade 11, Semester 2
  • Grade 12, Semesters 1 and 2

Honors & Awards

Best Lecturer on CCU AIT 5th Summer Camp 2016.7

CCU Excellent Teaching Facilitator 2016.5

Champion Team in KPMG Academic Competition 2015.5

Bronze Medal Winner on XBRL Academic Winter Camp, TWSE 2015.1