Daniel (Chuen Lik) Wong

Full-stack Developer | AI Engineer | Innovation Enthusiast

About Me

CuriosityCuriosityhashasalwaysalwaysdrivendrivenmymyjourneyjourneyasasaaDeveloper.Developer.

IIbeganbeganmymycareercareerininaamultinationalmultinationalenergyenergycompany,company,wherewhereIIwitnessedwitnessedfirsthandfirsthandhowhowtechnologytechnologytransformstransformsindustriesindustriesfromfromthetheinsideinsideout.out.ThisThisexperienceexperienceinspiredinspiredmemetotopivotpivotintointotech—teachingtech—teachingmyselfmyselftotocodecodeandandlaterlaterpursuingpursuingformalformaltrainingtraininginincomputingcomputingandandAI. InAI. In2023,2023,afterafterthethereleasereleaseofofChatGPT,ChatGPT,IIbuiltbuiltananAI-poweredAI-powerednewsnewsscrapingscrapingapp.app.ItItquicklyquicklyevolvedevolvedintointoaafull-stackfull-stacksystemsystemwithwithLLMsLLMs(RAG),(RAG),semanticsemanticsearch,search,PDFPDFparsing,parsing,andandsentimentsentimentanalysis—allanalysis—alldeployeddeployedononthethecloud. Thatcloud. Thatprojectprojectsharpenedsharpenedmymyskillsskillsandandignitedignitedaapassionpassionforforbuildingbuildingscalable,scalable,data-drivendata-drivenapplicationsapplicationsthatthatdon’tdon’tjustjustwork,work,butbutthinkthinkandandadapt. Today,adapt. Today,IIfocusfocusononbuildingbuildingintelligent,intelligent,data‑drivendata‑drivenapplicationsapplications——fromfromRAGRAGpipelinespipelinestotogeospatialgeospatialAIAI——thatthatdeliverdeliverfast,fast,reliablereliableoutcomes.outcomes.

Today,Today,IIfocusfocusononbuildingbuildingintelligent,intelligent,data‑drivendata‑drivenapplicationsapplications——fromfromRAGRAGpipelinespipelinestotogeospatialgeospatialAIAI——thatthatdeliverdeliverfast,fast,reliablereliableoutcomes.outcomes.

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Years Experience
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Major Projects
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Records Processed
£0 Billion
Business Plan Value

Experience

Software Developer

PlanningHub (Early-stage Tech Startup)
London, United Kingdom
November 2024 - March 2025
  • Led the development of a greenfield, AI-driven SaaS platform, architecting both frontend and backend systems using React (TypeScript) and Python (asyncio, aiohttp).
  • Integrated with an existing microservices-based architecture, ensuring seamless connectivity between frontend and backend services within a Dockerized embedded environment on WSL.
  • Created an external API service to intermediate between frontend and other microservices, maintaining a multi-layered API ecosystem and optimising data flow and security.
  • Enhanced frontend performance and usability, integrating Recoil for state management, Material-UI for a modern UI, and Google Maps API & Places Autocomplete for a seamless user experience.
  • Designed an ETL pipeline to automate end-to-end data acquisition, integrating DeepSeek R1 from Ollama for local LLM processing, browser automation tools, geocoding services, and PostgreSQL—laying the foundation for the company’s strategic AI roadmap in geospatial intelligence.
  • Collaborated cross-functionally with engineers and domain experts to optimize performance, scalability, and maintainability of the application, delivering actionable insights for real estate planning.

Data Analytics Consultant (with Artificial Intelligence specialization)

AECOM
London, United Kingdom
January 2023 - October 2024
  • Led the full-stack development of an AI solution, 'News Scraping App', for a prestigious client. Integrated a bespoke chatbot, external search engine, and advanced RAG technique, alongside an intuitive user interface and proprietary knowledge base. Utilised Azure Web App service and a reputable vector database for efficient data retrieval
  • Implemented Monte Carlo simulation for sensitivity analysis over a hundred cost models, evaluating the impact of financial uncertainty for a £1 billion business plan
  • Designed ETL pipeline for data consolidation (370k+ records) and created PowerBI dashboard
  • Developed decarbonization tool for regional asset portfolio platform, by integrating real-time data streaming from open-source APIs into a python based GUI

Corporate HSSE Officer

Shell
Hong Kong, China
August 2019 - May 2021
  • Launched Sustainability Project, awarded departmental 'Performance Recognition Award'
  • Collaborated on building tailor-made digital Permit-To-Work system (ePTW), boosting operational efficiency by 40%
  • Coordinated internal and external audits (ISO 9001 & 45001) with relevant stakeholders

Skills

Technical Skills

Certifications

  • Financial Risk Manager (FRM) Exam - Part 1 & 2
  • Multi AI Agent Systems with CrewAI
  • AWS Machine Learning Foundation 2022
  • Google Data Analytics Professional
  • ISO 9001:2015 Internal QMS Auditor

Projects

News Scraping Web App with LLM

December 2023 - December 2024

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LLM-powered news intelligence solution: scrape real-time news sources, summarise and chat with instant knowledge, upload lengthy PDF documents and chatbot is yours to keep.

PythonAzureLangChainStreamlitVector DatabaseBM25Cohere RerankerOpen-source Embedding Model
GitHub
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News Scraping Web App with LLM

Advanced RAG Architecture

Implemented a hybrid search approach combining keyword (BM25) and vector (semantic) retrieval, optimized chunking strategies, and extraction methods. Adopted an open-source embedding model after evaluating multiple RAG setups. Integrated Cohere Reranker to further boost retrieval accuracy, balancing latency and quality.

Cloud Deployment & Scale

Deployed to Azure and tuned for concurrent users and predictable costs.

Intuitive Dashboard & Visualization

Interactive dashboard for real-time news monitoring with sentiment analysis, topic modeling, and quick summary.

GitHub
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TrilloDocs - AI Document Processing Platform

May 2025 - July 2025

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Turns PDF/DOCX into clean, structured JSON with one‑click downloads and local history. Built for speed, reliability, and clear results.

Next.jsPythonFastAPIGemini LLMLangchainTailwind CSSFramer MotionShadcn UI
DemoGitHubSample Data
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TrilloDocs - AI Document Processing Platform

End-to-end stack

Next.js + FastAPI with Gemini via LangChain. Async pipeline for parse → extract → validate, with local session processing history.

Modern Interactive UI/UX

Designed a sophisticated interface featuring animated particle backgrounds, gradient effects, glowing elements, and smooth transitions using Tailwind CSS, Framer Motion, and Shadcn UI components for an engaging user experience.

Structured output with LangChain

Uses LangChain tool calling to generate and validate structured outputs with custom schema design.

DemoGitHubSample Data
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Team Internal Tool - CV Chatbot

July 2024 - October 2024

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Private LLM assistant that answers questions about team skills, roles, and projects with high precision.

PythonLLMSharePointVector DatabaseQdrantAzure AI SearchUI/UX
GitHub
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Team Internal Tool - CV Chatbot

Domain-tuned

Embedded CVs into a vector store and prompt-tuned for grounded, accurate answers.

Systems integration

Vector database (Qdrant) + SharePoint connectors to keep knowledge up to date. Integrated Azure AI Search for efficient search and retrieval.

Focused UX

Clean chat UI with auth and scoped search for faster retrieval.

GitHub
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Planning Context Report - AI-Powered SaaS Platform

January 2025 - March 2025

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AI platform reducing planning report generation from 20-40 hours to under 5 minutes, processing 10,000+ datasets across UK cities.

React 18TypeScriptPythonAsyncIOLangGraphOllamaPostGISDockerMaterial-UI
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Planning Context Report - AI-Powered SaaS Platform

Performance optimization

Achieved 99.6% reduction in report generation time through parallel data fetching and LLM optimization.

Data processing

Integrated heterogeneous sources (APIs, MSSQL, shapefiles) using PostGIS and GDAL for spatial operations.

Architecture

Docker microservices with React 18/TypeScript frontend, Python AsyncIO backend, and LangGraph orchestration.

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TrustVibe - Christian Community Platform

May 2025 - present (ongoing side project)

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Cross-platform mobile app with real-time chat, social features, and GraphQL API serving faith communities.

React NativeExpoFirebaseGraphQLNext.jsTypeScriptTailwindCSS
Demo
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TrustVibe - Christian Community Platform

Cross-platform development

React Native with Expo for iOS/Android compatibility and Firebase real-time listeners.

Backend architecture

GraphQL API layer with Firestore database and authentication system.

Marketing platform

Next.js landing page with TailwindCSS for responsive design and SEO optimization.

Demo
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