LD

Lim Ding Wen

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.

About

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.

  • 1 year's experience
  • Joined July 2026

Industry experience

  • Software & Internet
  • Gaming
  • Healthcare
  • Professional Services

Work experience

AI Engineer · Esse Pi Pte. Ltd.Jun 2025 – Jun 2026 · 1 yr 1 mo

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 · Esse Pi Pte. Ltd.Jan 2024 – May 2024 · 5 mos

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

Intern · Uilicious Tan Tock Seng Hospital Pte. Ltd.Oct 2018 – Feb 2019 · 5 mos

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.

Education

Bachelor of Computing in Computer Science (Honours with Distinction) · Nanyang Technological University, Singapore2021 – 2025
Diploma in Information Technology (Game Development) · Singapore Polytechnic, Singapore2016 – 2019

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