Muhammad Afatyo Ikhsan
    Mail System Engineer

    Muhammad Afatyo Ikhsan

    Building reliable, secure & automated email infrastructure.

    I work with Zimbra, Carbonio, Linux, SMTP relay, SSL/TLS, and DNS email authentication to help organizations keep their mail systems stable, secure, and effortless to run.

    ZimbraCarbonioPostfixSMTP RelaySPF / DKIM / DMARCSSL / TLSLinuxBashAnsibleAutomation
    About

    About Me

    I focus on designing, automating, and maintaining reliable mail systems. My work revolves around email infrastructure, Linux systems, and automation, built through hands-on personal projects.

    $ whoami
    mail-system-engineer
    $ cat skills.txt
    email-infrastructure, automation, reliability

    Focus

    Mail System Engineering

    Experience

    2024 – Present

    Type

    Personal Projects

    Core Expertise

    What I actually specialize in

    A focused stack around email systems, security, and the automation that keeps them running.

    Email Infrastructure

    Designing and running mail platforms end to end.

    ZimbraCarbonioPostfixSMTP RelayIMAP / POPMail Routing

    Email Security

    Keeping mail authenticated, encrypted, and deliverable.

    SPFDKIMDMARCSSL / TLS2FAAnti-spamBlacklist Troubleshooting

    Linux & Automation

    Turning repeatable ops into scripts and pipelines.

    BashPythonAnsiblesystemdcronLog AnalysisServer Maintenance

    Documentation & Knowledge Sharing

    Clear docs so systems stay understandable.

    Technical BlogInternal ReportsMethod of ProcedureTroubleshooting Notes
    Engineering Impact

    Measurable Outcomes

    Real engineering value through automation and reliability

    Reduced manual Carbonio deployment time by approximately 60% using Ansible automation

    60%

    Standardized installation and upgrade workflows for mail systems

    Minimized configuration errors through automation-first approaches

    Improved authentication reliability using Preauth-based access

    Built reproducible and maintainable mail infrastructure setups

    Systems & Infrastructure

    System-Level Thinking

    Architectural understanding and infrastructure expertise

    Mail System Architecture

    MTA, LDAP, authentication, Preauth

    Linux-based Infrastructure

    RHEL 8/9, Ubuntu 22/24

    Automation-first Deployment

    Configuration-driven systems using Ansible and scripting

    Reliability & Maintainability

    Emphasis on repeatability and system stability

    Skills

    Technical Arsenal

    Mail ServerLinuxSMTPDNS
    ZimbraCarbonioAnsibleDocker
    ScriptingAutomationShellGit
    Projects

    Featured Work

    MaM (Multi Access Mail) Portal

    A lightweight portal to authenticate users against Zimbra / Carbonio via SOAP and redirect them to webmail using Preauth.

    ZimbraCarbonioSOAP API

    Features

    • SOAP authentication
    • Preauth-based login
    • Admin dashboard for server and admin management

    Local Wallet

    A simple personal finance tracker for managing income, expenses, budgets, savings, and recurring bills.

    ReactTypeScriptNode.jsExpressMySQL

    Carbonio CE Ansible Installer + Upgrade

    Automated installation and upgrade of Carbonio CE using Ansible.

    AnsibleCarbonio CELinux

    Problem Solved

    Faster, consistent, and less error-prone deployment.

    Initial Setup Script for Carbonio

    Pre-installation checks and initial setup scripts for Carbonio on RHEL 8/9 and Ubuntu 22/24.

    ShellLinux

    Problem Solved

    Ensure system readiness before Carbonio installation.

    Certifications

    Verified Credentials

    Professional certifications and credentials

    Certified Engineer Carbonio

    Zextras

    2024

    Learning Journey

    Learning Path

    My structured learning journey in Mail System Engineering and DevOps

    Mail System Engineering

    Step 1✓ Done

    Linux Fundamentals

    Master command line, file systems, and system administration basics

    Resources:

    Linux AcademyRHCSA Guide
    Step 2✓ Done

    DNS & Networking

    Understanding DNS records, MX, SPF, DKIM, DMARC

    Resources:

    RFC DocumentationPractical Labs
    Step 3◐ Learning

    Mail Server Setup

    Zimbra/Carbonio installation, configuration, and management

    Resources:

    Zextras DocsCommunity Forums
    Step 4○ Planned

    Mail Security

    Anti-spam, encryption, security hardening

    Resources:

    Security Best Practices

    DevOps & Automation

    Step 1✓ Done

    Shell Scripting

    Bash automation for system tasks

    Resources:

    Bash GuideShellCheck
    Step 2◐ Learning

    Ansible Automation

    Infrastructure as Code with Ansible playbooks

    Resources:

    Ansible DocsGalaxy Roles
    Step 3○ Planned

    Docker & Containers

    Containerization for mail services

    Resources:

    Docker Docs
    Contact

    Get In Touch

    Interested in working together or have a question? Feel free to reach out.

    ready for connection
    contact@example.com