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Chunhui Ouyang

Offer Chunhui work on your next project.

China Foshan, China
currently online
Available for hire available for hire
age 29 years
on the service 7 months 15 days
  • ubuntu
  • System Administrator
  • phpmyadmin
  • ansible
  • Apache/Nginx
  • MySQL/SQLite
  • MariaDB/MySQL/MSSQL/PostgreSQL
  • Linux\UNIX
  • PHP

Rating

Successful projects
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Average rating
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Rating
461
Linux & Unix
29 place out of 177
System & Network Administration
46 place out of 492

Language proficiency level

中文 中文: fluent
English English: intermediate

CV

I am a seasoned Linux System Administrator and DevOps Engineer specializing in meticulous and reliable operation and maintenance. My extensive experience spans various distributions, including Linux From Scratch and Gentoo (currently focusing on Linux From Scratch). I excel in CI/CD, cluster maintenance, and have deployed a robust three-node cluster system using the LNMP stack and WordPress. My foundational knowledge in cluster technologies and operational strategies, combined with a proactive approach to solving practical problems, sets me apart.


Core Competencies:

️1. Operation & Maintenance: Expertly provide consistent and timely maintenance and optimization for Linux systems, ensuring peak performance and security.

️2. Cluster Technology: Adept at deploying and managing clusters using advanced technologies such as Galera Cluster, LVS, and LXD/Incus, supporting scalable and resilient infrastructures.

️3. CI/CD Pipelines: Proficient in establishing and managing continuous integration and continuous deployment (CI/CD) pipelines, streamlining development processes and boosting productivity.

️4. Web Services Management: Skilled in managing LNMP stacks (Linux, Nginx, MySQL, PHP) for high-performing web applications.


Technical Skills:

️1. Operating Systems: Linux From Scratch, Debian, Proxmox VE (PVE), LXD/Incus.

️2. Cluster Technologies: Galera Cluster, LVS.

️3. Infrastructure Automation: Proficient in Python and Bash scripting.

️4. Network Management: Comprehensive skills in network configuration, management, and optimization.


Service Offerings:

️1. System Operations & Maintenance: Deliver expert maintenance to ensure Linux systems are secure, optimized, and performing at their best.

️2. Cluster Deployment & Management: Deploy and manage clusters using LXD/Incus and other advanced technologies, ensuring scalable and resilient infrastructures.

️3. CI/CD Pipeline Implementation: Set up and optimize CI/CD pipelines for seamless software integration and deployment.

️4. LNMP Stack Management: Manage LNMP stacks to ensure high performance and reliability of web applications.

️5. Network Optimization: Strategically manage and optimize networks for effective and high-performance operations.


Why Work With Me:

️1. Operational Excellence: I deliver meticulous and timely operation and maintenance services, ensuring systems consistently perform at their best.

️2. Deep Expertise: My comprehensive knowledge in cluster technology, CI/CD, LNMP stacks, and network management enables best-in-class system administration.

️3. Competitive Edge: My holistic capabilities in cluster, system maintenance, and network management provide a significant competitive advantage, delivering robust and reliable technical solutions.

Skills and abilities

Programming

Administration

Portfolio


  • IT Engineer for ThingsBoard & CentOS7

    I'm looking for an IT engineer who has a solid understanding of ThingsBoard and CentOS7 Linux system.

    Requirements:
    - Delete some repeat file on the CentOS 7 server.
    - Configuration of ThingsBoard to cater to specific requirements. This includes setting up devices and ensuring that all device management functions are properly in place.
    - Install Mosquitto-clients.
    - install Curl

    Ideal Skills & Experience:
    - Proficient in CentOS7 Linux system installation.
    - Strong knowledge of ThingsBoard, with emphasis on device management.
    - Ability to customize ThingsBoard configuration based on specific requirements.
    - Prior experience in similar IT engineering projects would be beneficial.

    Please get in touch if you have the necessary skills and expertise for this project.
  • Installing Eclipse Kapua

    Installing Eclipse Kapua may be almost all components

    Exploring the use of progress SQL database
  • Create an ES cluster for three servers

    Deployed a cluster system consisting of three ES servers in the AWS cloud environment for the customer and prepared operation and maintenance instructions.
  • Jenkins builds Linux From Scratch

    DevOps
    Implement a set of scripts, refer to the Linux From Scratch textbook to write your own custom scripts, and use Jenkins to guide and automatically build the same system rootfs that meets your personal requirements, which can be used to install a new operating system or LXD runtime

    Linux From Scratch runs on docker to ensure no pollution to the system environment and cleaner deployment, and automatically installs the required dependencies and prepares the system environment. The script is as follows
  • Linux GNU Health Setup

    Linux & Unix
    Client Description: I'm seeking a skilled freelancer to install and configure GNU Health on my Linux system. My project is flexible regarding the completion timeline, allowing for thorough and meticulous work. Ideal candidates will have a strong background in both Linux systems and GNU Health installations, ensuring a smooth and efficient setup process.

    Requirements:
    1. Proficiency in Linux OS environments.
    2. Experience with GNU Health installations.
    3. Capability to configure the system based on initial requirements.
    4. Ability to provide guidance or instructions for future user setup would be advantageous, though not a primary requirement at this phase.

    Scope of Work:
    1. Install GNU Health on a Linux server.
    2. Perform the initial system configuration to ensure operational status.
    3. (Optional) Assist in setting up initial user accounts or provide direction for doing so, depending on project progression and necessity.

    Ideal Skills and Experience: Extensive experience wit

Activity

  Latest proposals 10
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Create your own VPN on my VPS (Wireguard)
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Transfer data and structures to OneDrive
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Wireguard network loses about 10% of traffic
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Website Management Specialist
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I am looking for an experienced specialist for training and mentoring in network administration.
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Set up a server on DigitalOcean
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WordPress developer/Administrator (person not agency)
54 USD