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VITALIY
LEHKII
SEO SPECIALIST
Eager to put SEO theory into action, I am a proactive
and detail-oriented SEO Specialist with a valuable
background in back-end development. I approach
search engine optimization methodically, focusing on
@hxrdl1me understanding the core technical and structural aspects
[open contact info](look above in the "contact info" section) of a website to deliver sustainable organic growth. My
coding experience allows me to seamlessly handle
Kyiv
technical SEO tasks, log analysis, and site architecture
Linkedin improvements. I am a collaborative team player who
believes that bridging the gap between tech and
marketing is key to a project's success. Eager to
SKILLS contribute my skills to building high-quality, visible
products.
Off-page/on-page SEO
Technical SEO
HTML/CSS/JavaScript
EXPERIENCE
Serpstat
Screaming Frog PYTHON DEVELOPER
Ahrefs EON+ AI

Semantic core December 2025 - February 2026

Linkbuilding
Backend Optimization: Led the migration of legacy
services to Python (FastAPI), increasing the system's
EDUCATION capacity to handle simultaneous tasks by 10x and
reducing server response time by 30%.
Serphub Course “From beginner to High-Volume Data Processing: Designed a highly
pro SEO” reliable data processing engine (using Redis) capable
of sustaining ~400 events per second without
Taras Shevchenko National University performance drops.
of Kyiv - Software Engineering System Stability & Automated Recovery: Engineered
2023 - now "self-healing" mechanisms to prevent data loss during
deployments. Reduced system recovery time from
LANGUAGE errors from several minutes down to just ~30 seconds.
AI API Integration: Successfully integrated OpenAI
English - B1+
and Voice AI (ElevenLabs), building a real-time
Ukrainian - Native
communication bridge with near-zero server delay
(<20ms).
Monitoring & Debugging: Set up structured logging
and system health monitoring to easily track errors
and drastically speed up bug fixing.