Aleksandr Tregub

• Deployed, implemented, and managed dozens of products within staging stands using a proprietary Ansible framework, reducing the gap between staging and production environments;
• Implemented long-term trend monitoring of resource consumption and staging stands visitor tracker, providing statistics that enabled the freeing up of resources and saved the company money, thereby increasing the availability of staging stands for development teams;
• Simplified and unified the integration of new applications and microservices into monitoring by developing a solution (using Python with psutil and ETCD) that automatically collects data on all newly installed products on the staging stand;
• Developed Jenkins pipelines for deploying monitoring tools across staging environments.

• Developed a monitoring solution for tracking discrepancies in product versions between production and staging environments, aimed at quickly identifying mismatches;
• Developed a solution to aggregate key metrics stored in InfluxDB into one crucial metric of stand status, thereby simplifying status reporting for staging environments state;
• Reduced the number of smoke tests by refactoring and integrating them into the monitoring system, enhancing the speed of issue detection.

Providing Quality Gate solution in collaboration with QA team:

• providing monitoring system based on TICK stack and writing scripts to get new measurements (Bash/Python/Oracle);
• virtual stands (Red Hat 6/7; OpenStack) support and administration;
• configuring and setting up test environment;
• automating routine tasks (python/bash/ansible/sql etc);
• smoke test running, results analyzing and test scripts editing (Robot Framework/Python; TestRail; TeamCity; Bitbucket);
• bugs and tasks managing via Jira;
• everyday learning and gaining new experience of a huge billing system functionalities and its components.

• Provided support level 2-3 within SaaS VoIP-solution based on Asterisk (PBX) and Vicidial (PHP/Perl/MariaDB contact center) running on OpenSUSE (ex: Vicidial and Softswitch configuring and troubleshooting, testing of new configurations, features and dialer functions, complex SQL queries, scripts issues, logs analysis, DB errors, any issues like out of disk space, high LA, etc.);
• Communicated and collaborated with foreign clients via Kayako ticketing system, Telegram chat, and Skype;
• Escalated software issues to developers (Slack) and delegated level 1 issues to IT staff (Telegram, Kayako);
• Monitored servers health and performance via Zabbix;
Improved my English level. Got a significant experience of independent multitasking work in a new area and stressful environments.

• Processed more than hundred tickets per workday resolving customers technical issues within services such as shared hosting, VDS, dedicates servers, domains, email hosting, site builder (ex: .htaccess, import/export/restoring MySQL DBs, CMS installation and configuring, SQL queries, Apache/Nginx/SMTP/exim/cron/MySQL logs analysis, fixing user scripts, Crontab setting up, searching for web-shell, DNS records managing, any primary inspection and advising);
• Monitored servers health and performance via Zabbix;
• Transferred and configuring websites from third-party services and within the system through accounts on clients requests;
• Escalated issues to developers and system engineers via Redmine bug-tracking system;
• Processed abuses (outgoing attacks, spam, etc.);

Got a technical support position (level 2) while working on a position of customer support specialist (level 1) on the basis of high exam results and good KPI indicators.

While holding the customer support position I was providing assistance to customers with non-technical (price plans, control panel user cases, questions about a conclusion of a treaty also) and some technical questions via phone, tickets and live chats.

• Provided assistance and solutions to VK social network users in resolving their technical issues through the ticketing system.
• Assessed and reproduced users technical issues, collected information and reported it to the bug-tracking system.
• Proceeded and resolved administration issues (ex: requests from rightsholders, legal inquiries, access issues, etc.).