Tymur

Tymur Marchenko
Technical Support Engineer
Bulgaria | [open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section) | t.me/timliketea

Summary
Technical Support Engineer with hands-on L1/L2 experience in application support, incident investigation, API
troubleshooting, and production monitoring. Experienced with Kibana, Grafana, Zabbix, Postman, internal back-office
systems, and structured incident handling and escalation. Additional practical knowledge of Linux, Windows,
networking, SQL, Docker, Git, and web technologies.

Technical Skills
• Systems & Infrastructure: Linux and Windows troubleshooting, VPS setup and maintenance, CLI diagnostics,
network issue investigation, SQL-based data checks, and foundational knowledge of Docker and Docker Compose
• Monitoring & Incident Investigation: Kibana, Grafana, and Zabbix for log analysis, dashboard monitoring, alert
review, and incident investigation
• API & Application Troubleshooting: Postman and Browser DevTools for request/response inspection, JSON and
parameter validation, endpoint testing, and issue reproduction
• Web Technologies: HTML, CSS, SCSS, Tailwind CSS, JavaScript, and React for frontend development, API
integration, and client-side troubleshooting
• Support & Engineering Tools: Jira, YouTrack, BoldDesk, GLPI, Redmine, Confluence, TestRail, Git, GitHub, and
OpenAI Codex

Professional Experience
Technical Support Engineer | May 2026 – July 2026
Platipus Gaming | Remote
• Investigated game launch, transaction, and integration issues in a high-volume B2B iGaming environment using
Kibana and back-office systems
• Analyzed API requests and responses, validated request parameters and internal error codes, and reproduced
issues using Postman and test game launches
• Onboarded casinos and game providers and maintained back-office configurations, including integration settings,
currencies, bet groups, denominations, game catalogs, and game assets
• Analyzed game mechanics, rounds, transactions, balance changes, and player patterns to validate results and
identify unresolved rounds or potential abuse
• Monitored production health and investigated incidents using Grafana and Zabbix
Technical Assistant | Jul 2024 – Apr 2026
Psy-pokoy | Remote
• Managed technical and operational issues across the project, including participant communication and
coordination
• Built and maintained project web pages end-to-end, including requirements gathering, page structure,
implementation, updates, hosting administration, and ongoing technical support
• Prepared and updated presentations and educational materials using AI tools to streamline workflows
Front-End Developer | May 2024 – Jun 2025
OA6 | Remote
• Built responsive web interfaces from Figma designs using HTML5, SCSS, Tailwind CSS, JavaScript, and React, with
a focus on semantic markup, accessibility, SEO, and cross-browser compatibility
• Integrated frontend applications with APIs and PostgreSQL-backed data flows, including JSON handling, form
submissions, basic SQL queries, and error handling
• Investigated UI, client-side, and network-related issues using Browser DevTools, including console errors, network
requests, rendering, responsiveness, and performance
• Used Git and GitHub for version control and collaboration, and managed project setup, environment
configuration, build validation, and deployment troubleshooting
Technical Support Engineer | Aug 2021 – Jul 2022
Beter | Kyiv
• Supported Linux and Windows environments, servers, and containerized services through system checks, log
analysis, configuration validation, and operational troubleshooting
• Used Grafana and centralized logs to monitor service health, investigate incidents, and verify system behavior
• Resolved technical issues across workstations, network access, peripherals, audio/video systems, and streaming
environments, maintaining accurate records in GLPI and Jira
• Built and configured workstations and OBS-based streaming setups, including BIOS configuration, hardware
upgrades, capture cards, and peripheral integration
• Prioritized and escalated incidents based on impact and SLA requirements, coordinated with IT teams, and
documented troubleshooting procedures in Confluence
Client Operations Specialist & Interior Photographer | Sep 2020 – May 2026
Self-Employed
• Managed end-to-end interior photography projects across multiple countries, from lead generation and
negotiation to shooting, post-production coordination, and final delivery
• Researched target markets, built large contact databases, and conducted high-volume outreach campaigns
across selected cities and countries
• Coordinated photo processing with a team of editors, distributed assignments, reviewed completed work, and
ensured consistent quality and delivery timelines
• Developed and implemented workflow improvements and automation for contact collection, outreach, project
tracking, and recurring operational tasks
QC Engineer | Feb 2020 – Mar 2021
Ubisoft | Kyiv
• Executed test plans and validation scenarios across multiple projects to identify defects, verify fixes, and support
release readiness
• Coordinated testing activities, tracked testing progress, distributed tasks, and maintained project test
documentation
• Served as the primary tester responsible for full gameplay content coverage on one project, including quests,
achievements, challenges, progression, and item acquisition
• Logged and tracked defects in Jira and TestRail with clear reproduction steps, severity assessment, and
supporting evidence
• Used debug tools, consoles, and Browser DevTools to investigate defects and validate application behavior
• Tested builds across PC, consoles, and cloud platforms, including Google Stadia, for stability, performance, and
compatibility
Technical Support Engineer | Sep 2018 – Feb 2020
Auchan | Kyiv
• Supported Windows workstations and performed basic Linux troubleshooting, including system setup,
configuration, user support, and issue resolution
• Administered Active Directory, including account management, permissions, and workstation policies
• Resolved incidents in Redmine and GLPI, met SLA targets, and maintained clear support documentation
• Supported retail IT equipment, including POS terminals, barcode scanners, scales, handheld devices, printers, and
network-connected hardware
• Maintained on-site IT infrastructure, including cabling, patch panels, network cabinets, connectivity
troubleshooting, asset tracking, and onboarding of new support staff
Education
Bachelor’s Studies in Computer Science | Kyiv | Sep 2016 – Jun 2018 (not completed)
National Aviation University
Junior Specialist, Radio Engineering | Kyiv | Sep 2012 – Jul 2016
College of Computer Technology and Economics of the National Aviation University
Languages
English: A2 (currently studying intensively to reach B1), Ukrainian: Native, Russian: Native