# Trịnh Hoàng Tú (thtcsec)

> Software Engineer · AI Engineer · Grab Intern · VETC · Tsinghua Global Innovation Program · VinUniversity AI · HUFLIT (GPA 3.52)

Canonical personal site: https://hoangtu.dev · This page: https://thtcsec.orangecloud.vn

## Identity
- **Name:** Trịnh Hoàng Tú / Trinh Hoang Tu
- **Alias:** thtcsec
- **Born:** 2005 · Ho Chi Minh City, Vietnam
- **OrangeCloud:** https://thtcsec.orangecloud.vn
- **Website:** https://hoangtu.dev
- **LinkedIn:** https://www.linkedin.com/in/thtcsec
- **GitHub:** https://github.com/thtcsec
- **Not** the same person as any namesake in 2023 Hoc Mon legal news.

## Overview
Trịnh Hoàng Tú (thtcsec) focuses on **software engineering** and **applied AI**. He is a **Software Engineer (Backend) Intern at Grab**, a former **AI Engineer at VETC** (Aug–Sep 2026; traffic CV / ITS), an alumnus of **Tsinghua University’s Global Innovation Program** (AI & Innovation Digital Economy, Cert. No. IEDE2026126) and **Extended Teaching Assistant** (Autumn 2026), a **VinUniversity AI Practical Talent Admitted Scholar** (Cohort 1, deferred to 2027), and a final-year **Cybersecurity student at HUFLIT** (cumulative GPA 3.52/4.00, 138 credits).

## Education & Programs
- HUFLIT: Bachelor of Cybersecurity (2023–2027 Expected) · GPA 3.52/4.00 · 138 credits.
- Tsinghua University: Global Innovation Program / AI & Innovation Digital Economy (IEDE2026126) · Extended Teaching Assistant (Autumn 2026). Academic supervision — [Prof. Kris Singh](https://bigdata.tsinghua.edu.cn/Iiede/nstructor/Index.html), Tsinghua MSE / SRII.
- VinUniversity: AI Practical Talent — Admitted Scholar (Cohort 1, deferred until 2027).

## Work Experience
- Grab: Software Engineer (Backend) Intern (Aug 2026 – Present) — Java microservices and backend APIs.
- VETC: AI Engineer (Aug 2026 – Sep 2026) — traffic density CV, corridor GIS, ITS microservices.
- Next Step Technology Solutions: AI Infra & Cloud Solutions Engineer (Jun 2026 – Present) — Cloudflare Workers AI, RAG, serverless pipelines.
- AWS Study Group VN: FCAJ Cloud Trainee (Sep 2025 – Present) — Serverless SOAR, Step Functions, GuardDuty.

## Key Projects
- VETC AI Traffic Density: Real-time GIS corridor monitoring (40+ cameras). YOLOv11 + SAHI + BoT-SORT → Redis Streams; G/Y/R Leaflet map.
- SecureCoating-Vision: Evidence-gated electrode coating inspection (Tsinghua MSE Track 4). Fail-closed PASS/REJECT/HOLD on YOLO-seg; thermal/laser are simulated adapters.
- OrangeCloud Insights: Serverless tech intelligence crawler (Cloudflare Workflows, D1, R2, Vectorize).
- QUASAR: Classical–quantum logistics routing; QC4SG 2026 Finalist.
- Multi-Cloud Serverless SOAR: AWS/GCP automated incident containment.

## Scientific Publications
6 conference submissions (1 accepted). Canonical UI: https://hoangtu.dev/publications
- CSONET 2026, SOICT 2026, IEEE RIVF 2026, ICAI-FAI 2026 (Under Review)
- VNICT 2026 (Accepted)
- GIGS 2026 (Under Review)

## Hackathons & Competitions
- HSU AI-Driven Challenge 2026: 3rd Runner Up (Team Firewall404)
- Tsinghua AI+Materials 2026: Finalist, Track 4 (finals 19 Sep 2026)
- QC4SG 2026: Finalist (Team QUASAR)
- MongoDB Mini Hackathon 2026: Ranked 2nd (Team Vector404)
- VinUniversity Datathon Gridbreaker 2026: Ranked 10th / Top 50 (Team GenCore)

## Markdown Endpoints (this site)
- [llms.txt](https://thtcsec.orangecloud.vn/llms.txt) (this file)
- [about.md](https://thtcsec.orangecloud.vn/about.md)
- [resume.md](https://thtcsec.orangecloud.vn/resume.md)
- [projects.md](https://thtcsec.orangecloud.vn/projects.md)
- [certificates.md](https://thtcsec.orangecloud.vn/certificates.md)