National Chung Cheng University
Master's·Computer Science and Information Engineering
Advisor: Prof. Sun Wu (吳昇)
Research focus: search engines
- Search-engine research in Prof. Sun Wu's lab
2006 – 2009
// capabilities
Capability Matrix
HR-ready map of career capabilities — domain × tools × proven context
| Domain | Skills & tools | Context & experience |
|---|---|---|
| Solution Architecture | Full-stack end-to-end · hardware/software · edge/field · product delivery | JamStation Staff SA: full-stack end-to-end solutions — audio devices, OTA, field integration, dual-platform LLM |
| Service Architecture | Service boundaries · contracts · delivery | KKBOX Service Architecture Manager: requirements → architecture decisions → cross-team delivery |
| Kubernetes & GitOps | Kubernetes · EKS · ArgoCD | KKBOX SAM: built EKS / ArgoCD production delivery; PreSync hooks, PVC, and rollout recovery |
| Cloud & AWS | EKS · IAM · AWS SSO · Aurora · RDS · ElastiCache · ELB | Primarily KKBOX cloud platforms: identity, data stores, and load balancing — with EKS production as the core narrative |
| AI Product & RAG | Azure OpenAI · RAG · SearXNG | KKBOX Principal Engineer: AI Playlist (AI DJ) — intent, catalog retrieval, and recommendation fusion (building on earlier IR roots) |
| AI / LLM Infra | llama.cpp · vLLM · NVIDIA + AMD | JamStation: dual-platform LLM solutions across NVIDIA and AMD — build and serve inference |
| Search & Information Retrieval | Search engines · CMS · Information retrieval · C++ | Master's research under Prof. Sun Wu (search engines); Ookon C++ CMS for personal assets and information retrieval |
| Backend Engineering | Node.js · PHP · Rust · C++ | Ookon C++ CMS → KKBOX Backend (Node/PHP) → service and solution architecture |
| Embedded Audio & App | Linux · SBC · Mender · low-latency audio · Flutter · App Store Connect | JamStation / JamPod: hardware/software stack, low-latency audio sync, OTA, and App Store compliance |
| Product Integration | LINE Bot · hardware integration · multi-device monitoring | JamStation field work: devices and ops workflows (bots + hardware + Raspberry Pi fleets) |
Solution Architecture
Full-stack end-to-end · hardware/software · edge/field · product delivery
JamStation Staff SA: full-stack end-to-end solutions — audio devices, OTA, field integration, dual-platform LLM
Service Architecture
Service boundaries · contracts · delivery
KKBOX Service Architecture Manager: requirements → architecture decisions → cross-team delivery
Kubernetes & GitOps
Kubernetes · EKS · ArgoCD
KKBOX SAM: built EKS / ArgoCD production delivery; PreSync hooks, PVC, and rollout recovery
Cloud & AWS
EKS · IAM · AWS SSO · Aurora · RDS · ElastiCache · ELB
Primarily KKBOX cloud platforms: identity, data stores, and load balancing — with EKS production as the core narrative
AI Product & RAG
Azure OpenAI · RAG · SearXNG
KKBOX Principal Engineer: AI Playlist (AI DJ) — intent, catalog retrieval, and recommendation fusion (building on earlier IR roots)
AI / LLM Infra
llama.cpp · vLLM · NVIDIA + AMD
JamStation: dual-platform LLM solutions across NVIDIA and AMD — build and serve inference
Search & Information Retrieval
Search engines · CMS · Information retrieval · C++
Master's research under Prof. Sun Wu (search engines); Ookon C++ CMS for personal assets and information retrieval
Backend Engineering
Node.js · PHP · Rust · C++
Ookon C++ CMS → KKBOX Backend (Node/PHP) → service and solution architecture
Embedded Audio & App
Linux · SBC · Mender · low-latency audio · Flutter · App Store Connect
JamStation / JamPod: hardware/software stack, low-latency audio sync, OTA, and App Store compliance
Product Integration
LINE Bot · hardware integration · multi-device monitoring
JamStation field work: devices and ops workflows (bots + hardware + Raspberry Pi fleets)
// stack
Tech Stack
Toolchain for service architecture, cloud production, embedded, and LLM infra
Languages
- Rust· 4y
- C++· 6y
- Node.js· 8y
- PHP· 7y
- TypeScript· 5y
- Python· 5y
Backend & Architecture
- Service Architecture· 6y
- REST APIs· 9y
- gRPC· 3y
- Flutter· 3y
- LINE Bot· 2y
Data
- Aurora / RDS· 5y
- ElastiCache· 5y
- MongoDB· 4y
- Redis· 6y
Infrastructure
- Kubernetes· 5y
- ArgoCD· 3y
- EKS· 4y
- AWS IAM / SSO· 5y
- Mender OTA· 2y
- Linux / SBC· 4y
- ELB· 5y
Edge & AI
- NVIDIA / AMD LLM· 2y
- llama.cpp / vLLM· 2y
- Low-latency Audio· 3y
- NetworkManager· 3y
- Containers· 6y
// proficiency legendProficientFamiliar
// journey
Journey
Ookon → III → 11+ years at KKBOX → JamStation — a clear IC path from software engineer to staff architect
- Jan 2026 – Present
Staff Solution Architect
@ JamStation · Taiwan · Hybrid
- Rust + Linux SBC control plane for audio devices — low-latency sync and network stability
- Embedded device OTA (Mender) and field hardware integration solutions
- JamPod hardware/software integration and App Store compliance (naming / review responses)
- Dual-platform LLM provider on NVIDIA + AMD (llama.cpp / vLLM) and LINE Bot field integrations
- Jan 2023 – Jan 2026
Principal Engineer
@ KKBOX · Taiwan · Hybrid
- Built AI Playlist (AI DJ) with Azure OpenAI + RAG + SearXNG — intent, catalog retrieval, and recommendation signals
- Turned text (and image) prompts into personalized playlists across client surfaces
- Promoted from Service Architecture Manager to Principal Engineer
- 11+ years at KKBOX — deep ownership in music streaming and service architecture
- Jan 2020 – Jan 2023
Service Architecture Manager
@ KKBOX · Taiwan · Hybrid
- Built EKS / ArgoCD production delivery for cloud services via GitOps
- Owned service architecture decisions: boundaries, cross-service contracts, evolution paths
- Bridged product and engineering — turning requirements into shippable service designs
- Promoted from Backend Engineer to Service Architecture Manager
- Drove cross-team service standards and architecture review culture
- Sep 2014 – Jan 2020
Backend Engineer
@ KKBOX · Taiwan
- Built and operated backend services and APIs with Node.js / PHP
- Contributed to service decomposition and platform evolution in high-concurrency music streaming
- Joined KKBOX in Sep 2014 — start of 11+ years in streaming backends
- Aug 2013 – Aug 2014
Software Engineer
@ Institute for Information Industry (III) · Taiwan
- Software engineering and large-scale project delivery at a national ICT research institute
- Built solid software engineering practice and project perspective
- Aug 2011 – Jul 2013
Software Engineer
@ Ookon · Taiwan
- Built a CMS in C++ for personal asset management and information retrieval
- Hands-on foundation in content management, retrieval, and systems development
- Career start: CMS for asset/content management and information retrieval
// education
Education
Academic foundation in computer science
// work
Selected Work
Production platforms, audio devices, and dual-platform LLM (NVIDIA + AMD) — mapped to the capability matrix
KKBOX AI Playlist
Built as Principal Engineer at KKBOX: AI Playlist (AI DJ) with Azure OpenAI for intent/context, RAG over catalog and recommendation signals, and SearXNG for retrieval — text (and image) prompts into personalized playlists across clients.
Principal EngineerAzure OpenAIRAGSearXNGMusic Streaming
azure-ai-search-rust
Azure AI Search Rust client — full API coverage, strongly typed models, async/await; hybrid / vector search and document ingest examples for RAG and scalable discovery.
RustAzure AI SearchVector SearchRAG
JamPod / JamStation
Audio hardware/software stack: Linux SBC + Rust control plane + Flutter app. Low-latency sync, edge networking, and App Store compliance.
RustFlutterLinux SBCAudio
Production GitOps Platform
Built at KKBOX as Service Architecture Manager: Kubernetes / EKS + ArgoCD production delivery. Hands-on PreSync hooks, PVC, and rollout failure recovery.
KubernetesArgoCDEKSKKBOX
Dual-platform LLM Provider
Dual-platform LLM solutions on NVIDIA and AMD GPUs with llama.cpp / vLLM — inference as a service for internal and product use.
NVIDIAAMDllama.cppvLLM
Field Integration · LINE Bot + Hardware
Field hardware (speakers and devices) integrated with ops workflows: LINE Bot + multi-device monitoring (including Raspberry Pi fleets).
LINE BotIoTRaspberry Pi
// contact
Get in touch
Technical discussions, solution work, or career opportunities — drop a line
Status
Open — time-zone flexible