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VIACHESLAV TREMBOVETSKYI
System Administrator / IT Support Specialist
[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)

PROFESSIONAL SUMMARY
IT specialist with 3 years of experience in technical environments, combining web-service administration, production support
and incident response with a solid development background. Experienced in diagnosing problems, working with
servers/VPS, hosting providers, domains and DNS, supporting internal tools (CRM) and communicating clearly with both
technical and non-technical users. Looking for a System Administrator / IT Support role in infrastructure and systems
administration.

TECHNICAL SKILLS
Infrastructure & Administration: VPS and hosting providers · domains, DNS and registrars · web services and application
configuration · internal CRM administration · production monitoring
Technical Support: user issue diagnostics · ticket/request handling · troubleshooting · root cause analysis · escalation of
complex issues · technical documentation
Tools & Platforms: Docker · Git (GitHub / GitLab) · Jira · Trello · Figma · Agile / Scrum
Data & Integration: PostgreSQL · REST API integration · JWT authentication · Auth0
Scripting & Programming: Python · JavaScript (ES6+) · TypeScript · C# · HTML5 · CSS3
Languages: English · Ukrainian · Russian

WORK EXPERIENCE
Dev Team Lead — LEADAR
01/2025 – Present
• Ensure production stability through monitoring, incident response and root cause analysis.
• Administer and maintain web services, hosting, domains and DNS settings for advertising projects.
• Support internal CRM and business tools; resolve user and team technical issues.
• Act as the key technical liaison between developers, management and the media buying team.
• Plan workflows, allocate tasks and ensure predictable delivery within deadlines (team: 8 FE, 1 BE, 4 UI).
• Establish engineering standards and tooling, conduct code reviews and maintain technical documentation.
• Mentor engineers and improve team autonomy and productivity.

React/Next.js Developer — LEADAR
08/2024 – 12/2024 · Kyiv / Timisoara
• Improved load speed, SEO and cross-browser compatibility of production websites.
• Implemented integrations with tracking systems and analytics tools.
• Diagnosed and fixed production issues in live web applications.

Next.js Developer — Internet Store “Book Me”
01/2024 – 07/2024 · Kyiv
• Built core features of an online store (search, product pages, reviews, recommendations) and supported it in production.

React Developer — SPD Technology
05/2023 – 12/2023 · Ramat Gan, Israel
• Contributed to platform redesign and new features; built a real estate price calculator from scratch.

React Developer — Armed Forces of Ukraine
01/2023 – 04/2023 · Kyiv
• Developed a UI for automating documentation and reporting processes (“Roadmap” project).

EDUCATION
Odesa State University of Economics — Higher education, Economics (Ukraine)