Basic information

• Coursework toward Bachelor of Computer Science and Engineering at National Taiwan Ocean University, Taiwan(2010-2018), with accomplishments in the following domains:
  • Programming languages
  • Operating systems
  • Embedded systems
• Currently lives in Taipei, Taiwan

Experience summary

Information technologies

• Familiar with the usage of RedHat/Debian-based Linux OS distributions, including but not limited to the following operations:
  • Daily usage(desktop/command-line interface)
  • System administration(software management/storage management/network configuration)
  • Software development
  • Troubleshooting
• Familiar with Git version control system, including but not limited to the following operations:
  • Partial change staging
    git add --patch
  • Branch rebase
    git rebase --interactive _base_
  • Bisecting a regression
    git bisect [start|bad|good|...]
• Familiar with F.O.S.S. projects’ development process and debugging procedures, including but not limited to:
  • Minimal bug reproducer implementation
  • Full stack trace generation
  • Bug/issue triaging
• Familiar with Bash/POSIX shell script development
• Familiar with Ansible automation technologies, for consistent and flexible service deployment/configuration
• Familiar with documentation in manpage and Texinfo formats
• Familiar with the following virtualization solutions for building development, testing, and runtime environments:
  • Docker/Docker Compose
  • LXD/LXC
  • Vagrant
  • VirtualBox
• Familiar with snap packaging, snaps are universal Linux packages
• Have experience in managing resources on the following cloud service platforms:
  • Aliyun
  • Amazon Web Services(AWS)
  • Cloudflare
  • Google Cloud Platform(GCP)
  • Tencent Cloud

  with focus on the following solutions:

  • Content Delivery Network(CDN)
  • Load balancing(LB)
  • S3-like object storage
  • Virtual machine(VM) hosting
  • Domain name resolution(DNS)
• Have experience in the usage of the following project hosting platforms:
  • GitHub
  • GitLab
  • Launchpad
• Have experience in the building of the following DevOps infrastructure:
  • Continuous Integration(CI)
    For automated project content quality assurance
  • Continuous Delivery(CD)
    For automated build and delivery of turnkey products
  • Deployment automation
    Implement (semi-)automated service deployment and rollback via bots of instant messaging platforms
• Have expereience in the using of the following DevOps products:
  • Drone CI
  • GitHub Actions
  • GitLab CI
  • Travis CI

• Have experience in the usage and configuration of the following software build systems:

  • GNU Autotools
  • CMake
  • Meson

  to build products that suit clients’ needs

• Have basic level of understanding of the following programming languages:

  • C
  • C++
  • Java
  • PHP
  • Ruby

  and can apply minor changes to satisfy clients’ needs

• Have basic level of understanding of the object-oriented programming(OOP) paradigms
• Have experience in designing the component diagrams using PlantUML
• Have experience in software localization(L10N) and software internationalization(I18N) solutions based on GNU Gettext
• Have experience in interacting with Web APIs.

Language skills

• English:
  • Read and write: Proficient
  • Conversation: Intermediate
• Taiwanese Chinese: Native

Work experience

Operations engineer
SinoItan Technology, Co. Ltd.
2019~2023

• Responsible for the provisioning, deployment, and monitoring of the services of our clients, at the same time writing documentation to maintain project sustainability
• Developed solutions to assist in the following areas:
  • Build/quality assurance/delivery automations(GitLab CI)
  • Service/configuration deployment(Ansible/Bash)
  • Host/service/resource monitoring(Ansible/Bash/Dig/OpenSSL/Python/ZABBIX), including but not limited to:
    • Domain name validity monitoring
    • File monitoring
    • Service/host availability monitoring(TCP/ICMP/IMAP)
    • Malicious process monitoring
    • Service availability monitoring(with implementations tailored toward clients’ business logic)
    • TLS/SSL certificate validity monitoring
  • Data backup and duplication(Cron/Tar/Rsync)
  • Security solutions(intrusion/malware detection)
• Conducted investigation and provided insights on various security incidents
• Conducted code review on peers’ work to ensure its security, quality, and robustness
• Conducted preliminary research on foreign technologies, including but not limited to:
  • Artificial Intelligence(Baidu face recognition solution)
  • Project dependency vulnerability detection(OWASP Dependency-Check)
• Implemented/maintained core infrastructures of the company, including but not limited to:
  • Project management, code hosting, Continuous Integration and Delivery(GitLab)
  • Remote access(WireGuard VPN/OpenVPN)
  • File sharing(WebDAV/Samba)
  • Internal networking(DHCP/DNS/Wireless)
  • System virtualization for testing and production environments(Proxmox VE)
• Assisted in several administrative works, including but not limited to:
  • Education and training
  • Interview of personnel in the engineering department

Personal works

I’m currently actively contributing to the following projects:

• Git Cola: The highly caffeinated Git GUI
  https://github.com/git-cola/git-cola/commits?author=brlin-tw
• WoeUSB: A tool that enables you to create your own windows installer USB key from an existing installation image
  https://github.com/WoeUSB/WoeUSB/commits?author=brlin-tw
• The Snapcrafters: A group of community contributors working to get snaps published by upstream projects
  https://forum.snapcraft.io/u/Lin-Buo-Ren/activity

Most of my other works are hosted on GitHub and GitLab:
https://github.com/brlin-tw?tab=repositories&type=source
https://gitlab.com/users/brlin/projects