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Daniel Hang

AI Product EngineerFull-stack · AWS

I build multi-tenant AI products from scratch to production.

I've shipped AI products across accounting, analytics, and GenAI — multi-tenant and in production.

01/Selected Work

Systems I've shipped, across domains.

More AI products, across domains

Sports · Analytics

Behaviour Analysis Platform

A real-time analytics pipeline that turns coaching behaviour into progressive performance reports, with an interactive dashboard to evaluate coaching effectiveness.

  • Real-time analytics pipeline
  • Interactive evaluation dashboard
  • Tighter coaching feedback loops
Real-time analyticsDashboards

GenAI · Growth

GenAI Customer Service

An AI chatbot that handles customer inquiries autonomously and surfaces high-potential leads through a dedicated analytics dashboard.

  • Autonomous inquiry handling
  • Lead-scoring analytics dashboard
  • Tuned for engagement & conversion
GenAIChatbotAnalytics

LLM · Productivity

Meeting Assistant

LLM-generated meeting notes plus a monitoring panel with analytics on team productivity, engagement, and efficiency.

  • LLM meeting-note generation
  • Team-performance analytics panel
  • Improved data visualisation & UX
LLMProductivityDashboards

02/Experience

Experience of shipping production systems.

  1. May 2024 — Present

    Current

    AI Software Engineer · Reluvate Technologies

    Shipped AI products across several domains — accounting automation, behavioural analytics, GenAI customer service, and meeting intelligence — as multi-tenant SaaS. Built a document-to-ledger pipeline reliable enough to post straight to the books, owned containerised deployment on AWS, and mentored engineering interns through feature work and code review.

    Next.jsDjango RESTPostgreSQLLLMsDockerAWS ECS
  2. Jan 2022 — Oct 2023

    R&D Engineer · ViTrox Corporation Berhad

    Built backend microservices processing large-scale Industry 4.0 inspection data through job queues, schedulers, and multithreading — cutting processing time by 50% and unifying data across multiple inspection machine types.

    Java Spring BootPostgreSQLHibernateAngularPython
  3. Feb 2020 — Apr 2020

    Industrial Trainee · Cabvisiontech

    Built and tested a company web application (ASP.NET) end to end and ran end-user training ahead of its production release.

    ASP.NETC#

03/About

I like turning messy, real-world problems — into products that hold up in production.

I have shipped AI SaaS from scratch to production and before that spent two years deep in high-throughput backend systems for semiconductor inspection.

B.IT (Hons) Internet Technology, with Merit — Tunku Abdul Rahman University of Management and Technology (TAR UMT), Malaysia.

Languages
PythonJavaTypeScriptC#SQLPL/SQLKotlin
Frameworks
Next.jsDjango RESTSpring BootReactAngularReact Native
AI
Multi-agent workflowsRAGAWS BedrockChromaDBGroqOpenRouter
Data
PostgreSQLMicrosoft SQLSQLiteFirebaseChromaDB
Cloud
AWS ECSEC2RDSS3AmplifyDocker
04/Contact

Have a product to build? Let's talk.

If you're building something in this space, I'm always up for the conversation. Reach me on LinkedIn — or drop me an email.