Ao (Alex) Shen

AI / Full-Stack Engineer · Singapore

aoshen.dev@gmail.com github.com/axxshen
education

Master of Computing

National University of Singapore

Aug 2024 – Jan 2026 Singapore
GPA: 4.56 / 5.00 · Artificial Intelligence (A) · Database Systems (A) · Blockchain & DLT (A)

BSc Economics and Finance, First Class Honours

Xi'an Jiaotong-Liverpool University

Sept 2020 – Jul 2024 Suzhou, China
GPA: 3.97 / 4.00 · Academic Excellence Award 2021–2023 (Top 5% of cohort)
experience

AI Research Intern — Multimodal Video Understanding

Panasonic R&D Center Singapore

May 2025 – Sept 2025 Singapore
  • — Engineered an end-to-end multimodal movie understanding pipeline supporting on-device accessibility and entertainment applications.
  • — Implemented automated character identification combining InsightFace facial clustering, Pyannote 3.1 speaker diarization, and a rule-based aggregation layer for robust identity tracking over long-horizon video.
  • — Architected a multi-agent LLM workflow via LangChain covering scene segmentation, character-dialogue alignment, audio-description generation, and long-form video summarization.
  • — Deployed to production on edge devices: achieved 82% of Gemini 2.5 Pro performance fully offline, reducing P95 latency from 3.2s to 450ms and eliminating cloud API costs.

Technology Analyst Intern — Risk Advisory

Deloitte

Jul 2023 – Aug 2023 Shanghai, China
  • — Designed and iterated a credit-risk analytics dashboard for banking clients, enabling rapid comparison of industry risk exposure and solvency trends.
  • — Constructed a comprehensive insurance risk indicator taxonomy across life, P&C, and reinsurance segments, consolidating 350+ regulatory and financial metrics into a unified data model.
  • — Authored the platform's data schema, business rules, and metric definitions; partnered with data engineers to define ETL workflows and API schemas, reducing manual processing workload by 60%.
projects

obsidian-graph-mind — Agentic RAG Plugin

TypeScript · Ollama · Transformers.js · RAG · Vector Search

Nov 2025 – present
  • — Obsidian community plugin with a local-first Agentic RAG system: ReAct-based agent, semantic chunking, hybrid search (vector + keyword + graph), and cross-encoder reranking.

Lumina — On-device Accessibility App

Flutter · Dart · Metal · Gemma 3n 4B · MediaPipe

May 2025 – Aug 2025
  • — Cross-platform accessibility app running Gemma 3n 4B locally via Flutter and MediaPipe with 4-bit quantization, enabling real-time scene understanding, object detection, and depth estimation. Panasonic Capstone project.
skills

languages

PythonTypeScriptJavaScript (ES6+)SQLSwiftDartSolidity

technologies & frameworks

PyTorchTensorFlowNumPyPandasDGLOpenCVLangChainReactNext.js 14Node.jsFlutterREST APIsDockerLinuxGitAWSGCP

Full references and work samples available on request.

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