About

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TEHSINCHEN

About

DevOps Engineer experienced in managing 500+ AWS resources using Terraform and designing reliable CI/CD pipelines. Background in software engineering and machine learning enables effective collaboration with platform, backend, and data teams to deliver reliable production systems.

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Experience

Work Experience

Experience

ESGpedia

DevOps Engineer

Jan 2025 - Feb 2026

  • Architected and developed modular, scalable Terraform scripts from scratch to manage 500+ AWS resources, enforcing least-privilege IAM and secure infrastructure design.
  • Reduced deployment time by ~30% via optimized Jenkins pipeline scheduling and achieved a ~50% cost reduction in test environment by automating resource lifecycles.
  • Streamlined model delivery using MLflow on SageMaker for experiment tracking and DVC for data management.
  • Developed a Terraform-provisioned ChatOps application for Microsoft Teams on Azure to improve operational efficiency.

Cyweemotion group

Senior Software Engineer

Jan 2024 - Jan 2025

  • Co-led a 10+ person solution, contributing to code reviews, technical guidance, and coordination; collaborated on hiring and mentorship.
  • Designed a comprehensive GitLab CI pipeline with automated quality gates—including build, testing, accuracy, and hardware resource validation—ensuring reliable releases.

Software Engineer

Jul 2021 - Dec 2023

  • Developed human activity recognition models achieving 90–95% accuracy across various MCUs, successfully used by thousands of smartwatch users.
  • Prototyped hand-gesture recognition models that outperformed competitor solutions in resource-constrained embedded environments.

Academia Sinica

Research Assistant

Sep 2019 - Jul 2021

  • Co-developed the Phantom SDK for Python with Vision Research Inc.
  • Built a fully automated microscope system using deep learning for biological experiments.

Education

Education

Education

National Cheng Kung University

Master of Science - MS, Physics

2016 - 2018

  • GPA: 4.11/4.3
  • Awards: The Phi Tau Phi Scholastic Honor Society
  • Experienced in precision measurement and theoretical modeling

Publications

Publications

Publications

Label-free dynamic imaging of chromatin in live cell nuclei by high-speed scattering-based interference microscopy

Yi-Teng Hsiao, Chia-Ni Tsai, Te-Hsin Chen, Chia-Lung Hsieh*, ACS Nano 16(2), 2774–2788 (2022)


Quantitative Imaging of Single Light-Absorbing Nanoparticles by Widefield Interferometric Photothermal Microscopy

Yu-Chien Huang, Te-Hsin Chen, Jz-Yuan Juo, Shi-Wei Chu, Chia-Lung Hsieh*, ACS Photonics 8(2), 592–602 (2021)


Polarization dependence of 133Cs 6S1/2-6P3/2-11S1/2 electromagnetically induced transparency at room temperature

Thi-Thuy Nguyen, Te-Hsin Chen, Ly Ly Nguyen Thi, and Chin-Chun Tsai*, Optics Express 28, 26313-26323 (2020)

Certification

Certification

Certification