About me

Hi, I’m Tan, a DevOps guy

• I engineering, crave to be a valued contributor, I’m reliable! Like Reliability stand in SRE I’m always very excited to learn new things and can learn really fast
• I can easily adapt to all the changes that are constantly coming
• I’m interested in Piano, Books, Travel,…
• My favorite quote from my favorite champion is: Precision is the difference between a butcher and a surgeon

About my background

EDUCATION

Hankuk University of Foreign Studies - Seoul, Korea

International Exchange

• Being 1 of 4 students being nominated by Vietnam National University for a scholarship to Korea.
• Interchange cultures & languages with 120 students come from everywhere on over the world.

University of Information Technology (UIT) - Vietnam National University - HCM

Information Systems Engineering

• Participated in many sciences, English & society club
• Received good recommendation letters from Lecturer
• Received Top-10-faculty-excellent-student Study Encourage Scholarship

PROFESSIONAL SKILLS

Name	Level
HPC (Nvidia GPU, SuperPOD)	Advanced
Cloud (AWS)	Advanced
Linux	Versed
Python, Bash, NodeJS,…	Advanced
Terrform	Advanced
K8s, Docker	Versed
English	Proficient

ACHIEVEMENTS

• Achieved a scholarship as an exchange student to Hankuk University of Foreign Studies - Seoul, Korea
• Achieved 2 awards in The 11th & 12th Annual International Microelectronics Olympiad (2016-2017) - by Synopsis, Inc. & Faculty of Computer Engineering
• Achieved a Sunflower Mission Engineering & Technology Scholarship 2016 - by Sunflower
• Achieved many extracurricular activity certifications

WORK EXPERIENCE

VinAI Research - VinGroup | Site Reliability Engineer | Aug 2020 - Present

Data Platform

• Manage all infrastructure deployed on AWS and pilot by Kubernetes with SLA 99,9% availability
• Manage reusable Infrastructure with Terraform modules
• Deploy CI/CD (Jenkins, Gitlab CI), DevOps flow for more than 40 engineers
• Lead SRE for the infrastructure team with 2 junior engineers
  AIOps / MLOps pipeline for Data Annotation Pipeline with more than 100 annotators
• Techstack: AWS Beanstalk, Lambda, CloudFront, Cloudformation, EC2, S3, CloudTrail, CloudWatch, Mongo Atlas, CI/CD,…

AI Platform - Nvidia HPC SuperPOD

• Work with NVIDIA Corp., as a Technical Bridge Engineer to deploy 1-SU of SuperPOD with 20 DGX A100 nodes and 10 DGX-1 V100 nodes with the latest technology of NVIDIA (A100s, InfiniBand Network, DDN storage…)
  https://blogs.nvidia.com/blog/2021/04/19/ai-superpod-vinai/
• Deploy a internal AI workload scheduler for more than 150 resident to run their AI jobs with Containerization tech (use K8s for V100 cluster, Slurm for SuperPOD cluster)

Cardano Blockchain - Community | Sr. Software Engineer| 2021

• Cardano Project Catalyst is a series of experiments which seeks community innovation for Cardano blockchain.
• Cardano Catalyst allowing the community to:
  • Self-determine priorities for growth.
  • Lets participants deploy funding to proposals
  • Tackle challenges & capitalize on opportunities (DeFi, DApps, OpenSource,…) in Cardano
    We’re a team: https://cardano2vn.io
    We do: Submit proposals -> Raise fund -> Realize project -> Deliver Cardano Ecosystem
• Speaker:
  • Cardano Summit 2022 - HCM

ZaloPay - VNG Corporation | DevOps Engineer | Aug 2018 - Aug 2020

• Develop ZaloPay Merchant Platform (MEP) On-Premise K8s cluster support more than 100k merchant to connect with their customer via ZaloPay
• Containerized for 150 micro-services distribution on K8s (all using Golang) with more than 300k active users monthly of Zalo - ZaloPay
• Develop ZaloPay Integrated Documentation site for more than 20k visitor of developer/merchant
• Build CI/CD on Jenkins for the team 50 Software Engineers
• Using NodeJS to build a CI/CD ChatBot integrated in MS Team/Slack to support 50 engineers (SE, PM, QA, QC, Manager,…) to work with their own services with just a word
• Build all centric Infra/side-car monitoring tool for more than 150 Golang/Java services on K8s. TechStack: HTAP Database (TiDB, TiKV), HAProxy, Kafka, Redis, Consul, Vault, EFK, Prometheus, Grafana, AlertManager,…
• Writer:
• Optimize the TiDB for ZaloPay MEP with PingCAP.
  • https://en.pingcap.com/case-study/tidb-at-zalopay-infrastructure-lesson-learned/
  • https://en.pingcap.com/case-study/zalopay-using-a-scale-out-mysql-alternative-to-serve- millions-of-users/
• Optimize the ZaloPay MEP with KubeSphere Team:
  • https://kubesphere.io/case/vng/

FPT Software HCMC | Software Engineer | Sept 2017 - June 2018

• Developed ERP web applications using the Spring Framework, Hibernate, and Maven.
• Designed and implemented responsive user interfaces using HTML, CSS, and jQuery.
• Collaborated with cross-functional teams to deliver high-quality software products.
• Wrote clean, efficient, and maintainable code to meet business requirements.
• Conducted code reviews and provided feedback to ensure code quality and adherence to best practices.
• Optimized application performance and scalability through proper database design and query optimization techniques.
• Worked with Project Manager to understand and refine business requirements, and provided technical solutions and recommendations.
• Troubleshot and resolved technical issues to ensure application uptime and reliability.
• Technologies: Java (Spring Framework), Hibernate, Maven, Jquery, MySQL, HTML/CSS,…