Hire the Best Unix System Administrators
in Indonesia

With 12 years of experience starting from Full-Stack Development (2014) to Senior DevOps (2018), I bridge the gap between code and infrastructure. I specialize in the 'Trifecta': Bare Metal Performance, Containerized AI Workloads, and Proactive Security. I don't just fix servers; I build resilient, automated environments that scale with your product. I would be very happy if you could see the actual condition of your server and optimize it as efficiently as possible. Experience in problem solving on linux server while server as Web Server, DB server, shared hosting (WHM/ cpanel or native ), mail server, file server, DNS server, monitoring server or other app. With 5++ years experience on devops and server infrastructure. Also become web development since 2014, I will help you to deploy your website, troubleshooting error and optimization. My strengths are: 1. Server kind, i.e : baremetal, Openstack architecture, VMware, Openshift, VPS / VM, Container (Docker/ LXC), Docker compose, Cloud Computing (AWS, digital ocean, Google cloud, etc), Shared hosting (VestaCP, ISP config, WHM, Plesk, cyberpanel) 2. AI infrastucture and automation. 3. Server management and monitoring with technology, e.g : NGINX, APACHE2, BIND DNS, mysql, postgresql, librenms, grafana, prometeus, elk, Zimbra, DOCKER, traefik, LXC, WHM / CPanel, PHP-FPM, docker-compose. 4. PHP OOP, MVC, HMVC programming. Native or framework (Laravel , CodeIgniter, Wordpress) 5. Python apps 6. Database architecture. Mysql and MongoDB. 7. JavaScript/JQuery for Optimization UI. Browser side and asynchronous data processing used Ajax. 8. HCI infrastucture, VPS mode, lxc container, docker container. 9. Web service security implementation/improvement on Application-level. Protection against SQL injection, XSS and request forgery/spoofing. Captcha ready solutions. 10. Honeypot technology (Glastopf and all about attack on web server) 11. Using GIT or SVN.

Systems Administrator specializing in Linux server management, virtualization, and networking. I have hands-on experience with Ubuntu, Fedora, and Debian systems—configuring servers, securing networks, and automating deployments. My core skills include QEMU/KVM virtualization, VPN setup with WireGuard and OPNsense, reverse proxy and network routing with 3proxy, and containerized environments using Docker. I build, optimize, and secure reliable server infrastructures for various use cases. Recent projects include: - Deploying multi-country WireGuard VPN servers - Configuring secure mail servers with Roundcube webmail - Automating system maintenance with Python scripts - Implementing 3proxy for high-performance proxy management - Managing Docker-based Flask and Node.js deployments focus on creating stable, efficient, and secure Linux environments.

Overview: With over 15 years of hands-on experience in web hosting and infrastructure management, I help businesses achieve optimal performance, security, and reliability for their digital operations. What I Do: - Server Migration – Seamlessly migrate websites and applications with zero downtime - Performance Optimization – Reduce load times by 30-60% through caching, CDN, and server tuning - Security Hardening – Implement firewalls, SSL/TLS, DDoS protection, and compliance best practices - 24/7 Monitoring & Support – Proactive issue resolution and uptime optimization Results I've Delivered: - Migrated 500+ client websites to optimized servers with 99.99% uptime - Reduced server response times by 40% for high-traffic e-commerce sites - Implemented automated backups saving clients hours of manual work weekly Tech Stack: AWS, Google Cloud, Digitalocean, Linode, Ubuntu, CentOS, Debian, Nginx, Apache, Docker, cPanel, Plesk, Virtualmin/Webmin, HestiaCP/VestaCP, PHP, Python, Bash Let's discuss your project. Whether you need migration, optimization, or a complete infrastructure overhaul, I'm here to help you succeed.

Greetings! I am a highly skilled and results-driven System and Network Administrator with 15 years of experience in designing, implementing, and managing robust IT infrastructures. My expertise lies in system administration, network configuration, security, and troubleshooting. I thrive in dynamic environments and excel at optimizing IT systems for peak performance. Key Skills: 1. System Administration : Linux (Debian, Ubuntu, SLES, CentOS, Fedora, Linux From Scratch (LFS)), BSD (FreeBSD, NetBSD, OpenBSD, DragonflyBSD), Windows server ( Windows NT, 2003, 2008, 2012 (R2), 2019, 2022) 2.Network Management : Network Device (Cisco, HPE, Mikrotik, Juniper, Allied Telesync),Routing & Switching (RIP, OSPF, BGP, IRF, MPLS, Load balancing), VPN, Port forwarding,Wireless Network : Aruba, Cisco Meraki, Ruckus, Unifi, radius, controller, 802.1x 3.Security Implementation : Firewall (Fortigate, Sophos, Sonicwall, ufw, firewalld, PF, OpnSense,IPFW, Iptables, VPN, SNORT, Secui, IPS, IDS, OS Hardening (Linux, BSD, Windows) 4. Troubleshooting : Network, Server, Application, log analyzing 5.Server Configuration : Mail ( Sendmail, Postfix, Exim, Dovecot, Courier-IMAP, SquirrelMail, Roundcube, MS Exchange, OWA, Kaspersky Mail System Gateway (KMSG), Zimbra), DNS (BIND, PowerDNS, Windows DNS, WINS), Web Server (LAMP/XAMPP/Apache/Apache Tomcat, IIS, Nginx), Proxy (Squid, Haproxy), Database (MySQL,MariaDB, MongoDB MSSQL, Postgresql, SQLite) 6.Cloud Computing : Azure cloud, Amazon Web Services (AWS), Google Cloud Computing (GCP) Programming : -Python (intermediate) -Shell (intermediate) Certification: : -Cisco Certified Network Associate - CCNA -Berkeley System Distribution Associate - BSDA -AWS Certified Cloud Practitioner - AWS -Certified Linux Administrator - LPIC-2 -Fortinet NSE 4 version 6.2 -Microsoft Certified : Azure Security Engineer Associate, Cybersecurity Expert Architect, Azure Solutions Architect Expert, Azure Administrator Associate -Aruba Certified Mobility Professional - ACMP Why Choose Me: -Proven track record of success in system and network administration. -Strong analytical and problem-solving skills. -Exceptional communication and collaboration abilities. Let's Work Together: I am passionate about delivering high-quality solutions and would love to contribute to the success of your project. Please reach out to discuss how my skills and experience align with your needs.

Welcome to my profile! I am a seasoned System Engineer with a focus on system management, automation, Linux operating systems, and VMware virtualization. I bring robust experience to ensure the smooth and efficient operation of IT infrastructures. Key Skills: System Administration: Proficient in managing operating systems, particularly Linux and Windows, along with maintaining servers and networks. Automation Scripting: Expert in developing and implementing automation scripts to enhance operational efficiency, automating routine tasks to minimize time and effort. Bash Scripting: Specialized in Bash Shell scripting, creating powerful and efficient scripts for various purposes, from system administration to daily task automation. Linux Operating Systems: Extensive experience in configuring, securing, and optimizing Linux-based systems for peak performance. VMware Virtualization: Skilled in virtualization with VMware, including setup, management, and troubleshooting of virtual machines for diverse business needs. Work Experience: Successfully implemented automation solutions in various environments, reducing errors and enhancing overall productivity. In my role as a System Administrator, I ensure that infrastructure systems, including Linux servers and VMware environments, operate optimally, minimizing downtime, and improving performance. Why Choose Me: I provide measurable and effective solutions for automation needs. Proficient in Bash Scripting, Linux operating systems, and VMware virtualization for comprehensive system management. Committed to delivering the best service and ensuring client satisfaction with my work.

Linux system administrator with 15+ years of experience, 10,000+ hours, and 100+ jobs on Upwork — 100% Job Success. I architect, secure, and maintain Linux infrastructure for startups, agencies, hosting providers, and developers worldwide. Hire me and you get the person who does the work. What I do: • Linux Server Administration — web, mail, DNS, VPN, and database servers on Ubuntu, Debian, AlmaLinux, CloudLinux; control panels including cPanel/WHM, Plesk, CloudPanel, ISPConfig, SolusVM, and Virtualizor • Cloud & DevOps — AWS, Google Cloud, DigitalOcean, Linode, OVH, Hetzner; CI/CD with GitHub/GitLab/Bitbucket; automation with Ansible, Terraform, Puppet, Packer, and Docker • Virtualization & Private Cloud — Proxmox VE, OpenNebula, KVM, OpenVZ; Ceph (RBD/RGW), MinIO, and NFS storage; HAProxy load balancing • Mail Server Solutions — Zimbra, iRedMail, Proxmox Mail Gateway, Postfix, Exim • Security, Monitoring & Reliability — server hardening, CSF/UFW/iptables firewalls, WireGuard/OpenVPN, SSL/TLS, BIND/PowerDNS; monitoring with Icinga2, Zabbix, Prometheus, Grafana, and ELK; backup and uptime strategies • Migrations & Troubleshooting — server and host migrations, performance tuning, and fixing problems other people couldn't Scripting: Bash, Python, Go. How I work: I review your setup, build and automate it to last, then hand over clean documentation and stay available afterward. Direct communication, async across timezones. Available now for server, Cloud, and DevOps work. Ping me with what you need running.