I LOVE #cli▌

Clients: Leading Commercial Banks, Enterprise Organizations, and IT Service Providers

• Zero-Downtime Migrations: Successfully executed complex database migrations with zero downtime using Oracle GoldenGate, securely moving over 2TB of data.
• Major Version Upgrades: Spearheaded Oracle Database upgrades from legacy systems (10gR2, 11g, 12c) to modern architectures (12gR1, 19c) for major financial institutions.
• Cross-Platform OS Migrations: Managed seamless operating system migrations including AIX 6.1 to Solaris 11.3, and Windows Server 2008 to Oracle Linux 7 (OEL).
• Multi-TB Data Management: Handled multi-terabyte Oracle databases deployed on Oracle Engineered Systems (MC S7-2) and RAC setups.

Clients: Central Bank, Ministry of Finance, Leading Telecom Providers, and Insurance Associations

• Advanced MAA & DR Architecture: Designed and implemented robust Disaster Recovery environments, establishing over 30 active DR sites and configuring 50+ Data Guard setups to ensure maximum data protection.
• Complex RAC Deployments: Engineered unique Oracle Real Application Clusters (RAC) solutions, including a highly specialized 2-node RAC setup without shared storage.
• Centralized Monitoring: Deployed Oracle Enterprise Manager Cloud Control (OMS) across multiple enterprise environments to provide centralized, real-time monitoring for dozens of Linux servers and databases.
• Failover Systems: Configured strict failover protocols on Oracle Linux, SUSE, and CentOS to ensure continuous business operations during critical outages.

Provided robust server maintenance and Linux system administration for Mongolia’s most highly visited web portals, ensuring maximum uptime, security, and performance.

Major Portals Managed:

• biznetwork.mn (2017 – Present), now zangia.mn
• ergelt.mn (2020)
• unegui.mn (2014 – 2016)
• zaluu.com, bataar.mn, and other high-traffic platforms

Projects: Ceph Cluster Deployment, Virtual Data Center

• Ceph Cluster Setup (2024): Deployed and configured an 8-node Ceph cluster, focusing on performance tuning, comprehensive monitoring, and high-availability distributed storage.
• Automated VDC (2012): Architected a fully automated Virtual Data Center (VDC), implementing a 3-node, 100TB cloud storage infrastructure using OpenStack Swift for government infrastructure.

Delivered enterprise consulting and over 200+ specialized training sessions to corporate IT teams.

• Enterprise Consulting: Provided expert consulting on Oracle License Audits, Oracle Exadata optimizations, Live Migrations, and MAA implementations for top-tier financial and government organizations (Khanbank, Ebarimt, Instut Singapore).
• Advanced Oracle Training (Since 2017): Conducted intensive sessions including Oracle Database Administration (59), Oracle 12c Admin/Install/Upgrade Accelerated (39), Grid Infrastructure (15), RAC (15), Data Guard (12), and GoldenGate (4).
• Infrastructure & Cybersecurity Training (Pre-2017): Delivered seminars including Metasploit at MNSEC 2016 (25 sessions), Linux/VMWare/Oracle at IT Park (24), and comprehensive Web Development courses (12).

Developed and maintained pioneering digital platforms in Mongolia, ranging from early CMS systems to modern AI-driven applications.

• AI & Modern Systems: Developed mBm TUI (AI Assistant command-line interface) in 2026; Acted as Team Leader for Synoti, a comprehensive notification system, in 2021.
• Pioneering Web Platforms (2007 – 2016): Built and maintained major digital services including yadii.net (Video Sharing), share.az.mn (File Sharing), weather.az.mn (Real-time Weather History), and shop.az.mn (E-commerce).
• Web Development Agency (2006 – 2010): Full-Stack developer for over 700 clients, spanning from SMEs to major national corporations (SIXT Car Rent, Skytel, NewCom Group).
• Open Source & Education: Developed php.az.mn to educate local developers; Authored and released miniCMS™ in 2005.

• Batmunkh.net: Founder and maintainer of a dedicated technical blog and community resource focused on Oracle products, Linux, and Unix Systems.
• AMOUG (All Mongolian Oracle Users Group): Active community supporter, sharing expertise and best practices with database professionals across the country.