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AI and full-stack software engineer with 2+ years of experience in building, deploying, and automating AI-enabled products and developer workflows. I focus on practical engineering: robust automation, safe handling of sensitive data, and systems that reliably work in production. I’ve worked on automated UI testing with Docker/Playwright, PDF/PII processing with OCR, and LLM embedding workflows. I’m also passionate about building interactive experiences (including Unity game development) and continuously improving models and tooling to deliver measurable outcomes.…AI and full-stack software engineer with 2+ years of experience in building, deploying, and automating AI-enabled products and developer workflows. I focus on practical engineering: robust automation, safe handling of sensitive data, and systems that reliably work in production. I’ve worked on automated UI testing with Docker/Playwright, PDF/PII processing with OCR, and LLM embedding workflows. I’m also passionate about building interactive experiences (including Unity game development) and continuously improving models and tooling to deliver measurable outcomes.

Lim Ding Wen

AI Engineer, Software Engineer, Full Stack Developer, +2

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AI and full-stack software engineer with 2+ years of experience in building, deploying, and automating AI-enabled products and developer workflows. I focus on practical engineering: robust automation, safe handling of sensitive data, and systems that reliably work in production. I’ve worked on automated UI testing with Docker/Playwright, PDF/PII processing with OCR, and LLM embedding workflows. I’m also passionate about building interactive experiences (including Unity game development) and continuously improving models and tooling to deliver measurable outcomes.…AI and full-stack software engineer with 2+ years of experience in building, deploying, and automating AI-enabled products and developer workflows. I focus on practical engineering: robust automation, safe handling of sensitive data, and systems that reliably work in production. I’ve worked on automated UI testing with Docker/Playwright, PDF/PII processing with OCR, and LLM embedding workflows. I’m also passionate about building interactive experiences (including Unity game development) and continuously improving models and tooling to deliver measurable outcomes.

Available to hire

AI and full-stack software engineer with 2+ years of experience in building, deploying, and automating AI-enabled products and developer workflows. I focus on practical engineering: robust automation, safe handling of sensitive data, and systems that reliably work in production.

I’ve worked on automated UI testing with Docker/Playwright, PDF/PII processing with OCR, and LLM embedding workflows. I’m also passionate about building interactive experiences (including Unity game development) and continuously improving models and tooling to deliver measurable outcomes.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Chinese

Intermediate

Work Experience

AI Engineer at Esse Pi Pte. Ltd.

June 1, 2025 - June 1, 2026

Designed, implemented, and deployed self-fixing automated UI tests using Docker, Playwright, Python, and Claude Code. Implemented post-tender questionnaire UI and backend functionality using HTML, CSS, JavaScript, NodeJS, and an internal framework. Automated PII removal with Azure OCR, PyPDF, and Python, reducing risk of PDPA enforcement when emailing sensitive documents. Automated offer identification and grouping from tenderer PDFs.

Intern at Esse Pi Pte. Ltd.

January 1, 2024 - May 1, 2024

Fine-tuned LLM embeddings and supported automation work with an emphasis on improving retrieval/semantic representations for downstream tasks.

Intern at Uilicious Tan Tock Seng Hospital Pte. Ltd.

October 1, 2018 - February 1, 2019

Collaborated to create a serious mobile game in Unity3D to train keyhole surgeons in communication skills. Designed and implemented game mechanics, UI/UX, and audio systems.