Alexander Ulyanov possesses a wide range of skills in system administration and technical support, including work with Linux/Windows VDS/VPS servers, networking equipment, firewalls, web servers, hosting panels, file servers, and personal clouds. He is also involved in configuring gateways, databases, virtualization systems, CI/CD systems, and DevOps, as well as ensuring the protection of information systems and information security. Alexander offers IT outsourcing services, CRM/ERP implementation, one-time IT tasks, and 1C programming, with all work conducted under a contract with an SLA.

Reviews

Alexander Ulyanov is a qualified specialist who efficiently and effectively handles tasks related to system administration, server configuration, database management, and development. Many clients commend his professionalism, responsibility, in-depth knowledge, and willingness to provide support. However, there have been instances where work was not completed due to misunderstandings regarding client requirements, access limitations, the absence of a clear technical specification, and the client's refusal to pay for time spent, despite the completion of certain stages. In one case, a client ignored the contractor, deleted correspondence, and refused payment, which led to a conflict.

Portfolio projects

Skills and Technologies: server administration, DDoS protection, proxy servers, nginx, CentOS, ISPManager, WordPress migration, PostgreSQL, PostGIS, 1C, SQL, SIP, Active Directory, RDP, file systems, Kaspersky, Zabbix, NAS, Hyper-V, Proxmox, UrBackup, Owncloud, Gitlab, ERP, FreeBSD, VNC, .NET Core.

Projects and Achievements: The candidate has worked on projects focused on protecting networks from DDoS and brute-force attacks using Mikrotik RouterOS, implemented proxy servers on CentOS, optimized websites on nginx web servers, updated ISPManager on CentOS 7, and performed WordPress migration from Apache2 to nginx using php-fpm. Additionally, the candidate has migrated news portals and configured servers for manufacturing companies, implemented server monitoring systems using Zabbix, and migrated virtual machines from Windows Hyper-V to Proxmox.

Achievements and Recognition: There are no specific measurable results or social proof provided in the data.

* It is created by a neural network based on a portfolio, information provided by the user about himself and reviews from other users.

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