About William Lim

Based in Australia

Experience

Data Platform Engineer

UNITA

Sep 2025 - Mar 2026

Spearheaded a modern data warehousing stack using Kimball methodology and Medallion architecture, eliminating bottlenecks and optimizing downstream analytics.
Engineered high-performance data pipelines integrating NetSuite, APIs, and custom software, using Python concurrency to slash extraction time from 2 hours to 2 minutes.
Architected a scalable Google BigQuery solution, implementing dbt for robust data transformation, testing, and reconciliation.
Managed GCP cloud infrastructure and CI/CD, utilizing Cloud Run, Docker, and GCR to containerize applications and automate deployment workflows.
Developed a custom full-stack React app and Power BI dashboards to visualize critical financial and employee metrics for stakeholders.

Software Engineer

Follow Me AI

Mar 2025 - Jul 2025

Engineered the full-stack "Biomechanical Age Index" application using Next.js, React, and Python (Flask), translating complex health data into an intuitive, user-centric platform.
Architected robust data processing pipelines and an asynchronous queueing mechanism, offloading resource-intensive AI tasks to drastically reduce user wait times and improve overall application performance.
Integrated advanced AI capabilities and dynamic data visualizations, building interactive performance charts, radial graphs, and AI-powered summaries to deliver personalized health insights.
Secured sensitive user health data by implementing rigorous data integrity, de-identification, and pseudonymization protocols to ensure strict privacy and compliance.
Managed end-to-end agile development, delivering continuous weekly feature updates. Including secure authentication and detailed exercise tracking; while adhering to strict project timelines.

Software Engineer

Savant Degrees

Jun 2022 - Jun 2023

Engineered robust backend business logic and RESTful APIs using Spring Boot and Java to seamlessly handle automated PDF generation and complex scheduling tasks.
Developed intuitive, responsive user interfaces with Vue 3, leveraging reactive data binding to create seamless user interactions with the PDF processing features.
Streamlined cloud deployment workflows by containerizing the application and its dependencies with Docker, ensuring strict consistency across development, testing, and UAT environments.
Owned end-to-end feature development within a broader team environment, successfully translating complex business requirements into a deployed, production-ready technical solution.

Software Engineer

Starlight

Jul 2021 - Sep 2021

Engineered an interactive 3D web experience utilizing Three.js and WebGL, architecting complex scenes with custom meshes, dynamic lighting, and advanced camera controls.
Optimized rendering performance and designed custom visual effects by writing custom shaders, alongside integrating physics and dynamic particle systems to create a highly realistic environment.
Developed the full-stack infrastructure and content management system using the Laravel PHP framework, integrating the Voyager admin panel to enable seamless backend administration.

Master's Degree

University of Queensland - Brisbane, Australia

Jul 2023 - Jul 2025

Managed high-volume data processing using PySpark and HDFS, demonstrating practical proficiency in big data and distributed database architecture.
Executed comprehensive ETL/ELT pipelines in Python, developing in-depth knowledge of distributed databases, fragmentation, and foreign data wrappers.
Manipulated complex multi-dimensional and geospatial data, applying advanced query optimization and indexing techniques for high-performance reporting.

Bachelor's Degree

Multimedia Nusantara University - Jakarta, Indonesia

May 2018 - Jul 2022

Designed robust relational databases using SQL, emphasizing data integrity via normalization and indexing.
Analyzed and implemented algorithms, optimizing solutions based on strict time/space complexity requirements.
Explored low-level systems architecture, focusing on process management, concurrency, and distributed file systems.