Sergii Kondratiuk, Senior SEO Specialist

Sergii Kondratiuk — SEO & AI Search Specialist

SEO & AI Search Specialist

15+ years building organic growth in the most competitive verticals on the web — iGaming, Gambling, Dating, Forex — across CIS, LATAM, Asia and Tier-1 markets. Now pioneering AI Search Optimization: brand visibility in ChatGPT, Perplexity and Google AI Overviews.

Experienced SEO specialist with 15+ years in the most competitive verticals — iGaming, Dating.

I also focus on AI Search Optimization: boosting brand visibility in ChatGPT, Perplexity and Google AI Overviews. I design and implement GEO and AEO strategies, build pipelines for organic citation in LLM environments, and automate content and processes with n8n and Claude Code.

Experienced in building and leading SEO teams at AppFlame, CPAMATICA, Skellar and Evoplay. Working remotely with international companies, currently based in Portugal.

01 / Experience

From gambling networks to AI search visibility.

SEO TL / AI Search Specialist AppFlame Mar 2024 — Present

Dating (Taimi) · USA, UK, Spain, Italy

  • Led SEO for flagship product Taimi.com: Units growth +300% in 12 months.
  • Implemented AEO strategy for Google AI Overviews (SGE), ChatGPT and Perplexity — achieved LLM citations on 1000+ brand-related and category queries.
  • Developed LLM Visibility tracking: custom pipelines for monitoring brand mentions in AI model responses.
  • Launched Parasite SEO on high-DA donors: 100+ platforms, managing 5 contractors, large-scale content placement.
  • Implemented advanced Schema.org markup (Organization, Product, FAQ, HowTo, BreadcrumbList) — SERP CTR growth +100%.
  • Built PBN of 50 domains supporting SEO and AEO.
  • Automated content and analytics workflows via n8n with AI agent integration (ChatGPT, Claude API).
  • Managed E-E-A-T signals: author entities, expertise schemas.
  • Regular KPI reporting to stakeholders, coordination with product and content teams.
SEO Team Lead — Freelance (NDA) In parallel with AppFlame Feb 2023 — May 2025

iGaming · CIS, LATAM, Asia (Brazil, Mexico, India, Bangladesh)

  • Launched 500+ affiliate sites from scratch for iGaming offers; flagship reached top-1 on high-volume queries across CIS and Asia.
  • Built PBN of 100+ domains for each vertical direction.
  • Sourced and maintained 400+ high-trust donor base for Parasite SEO.
  • TIER 2,3 link building through outreach and multi-tier strategies.
  • Managed contractors and partner team: content writers, link-builders and editors.
  • AI content generation at scale: n8n + LLM pipelines.
  • E-E-A-T signals on emerging markets, regular KPI reporting to clients.
Senior SEO Specialist CPAMATICA Mar 2022 — Feb 2023

Dating, Gambling · USA, Australia, UK, France, Germany

  • Flagship — top-1 on high-volume cluster within 4 hours of placement.
  • Built and scaled affiliate sites in Tier-1 verticals from scratch — 150+ sites.
  • Rolled out PBN from scratch — 50+ domains; DROP domain acquisition with relevant topical history.
  • Parasite SEO: donor base sourcing, placement, performance measurement.
  • Content and full-site parsing with localized translation for Tier-1 markets.
  • On-page optimization: semantic core, meta tags, internal linking, structured data.
  • TIER 2,3 boosting, KPI reporting.
  • AI-generated affiliate sites.
Senior SEO Specialist Skellar Mar 2021 — Feb 2022

iGaming, Dating · Italy, Canada, Denmark

  • Full-cycle SEO: semantic core → content → links → on-page → analytics.
  • Built and scaled Review Affiliate sites from scratch — 30+ sites.
  • Niche, competitor and SERP analysis, growth opportunity hunting via Ahrefs/Semrush/Serpstat.
  • Content and technical process automation (parsers, scripts, templates).
  • Worked with affiliate networks and partner programs, offer selection and testing.
  • Custom GA, GSC and Looker Studio dashboards for team and stakeholders.
  • Task planning, documentation, strategy execution oversight.
Senior SEO Specialist Noosphere Company 2019 — 2020

iGaming · Russia, Ukraine, Kazakhstan

  • Built link strategy from scratch, designed KPIs and budgets.
  • Built PBN, hub-and-spoke and satellite networks for various tasks.
  • Authored detailed dev briefs for the engineering team.
  • On-page optimization work; recovery from search-engine filters.
  • Behavioral signals manipulation; drop-domain acquisition with relevant history.
  • End-to-end project promotion strategy development.
Senior SEO Specialist Market Solutions 2018 — 2019

Forex · UK, Spain, Germany

  • Forex product promotion in tightly regulated Tier-1 SERPs.
  • Built PBN from scratch for the high-stakes niche.
  • SERM: brand reputation management in SERP, negative result displacement.
  • DMCA work, Google News, content protection.
  • Applied black-hat methods for niche-specific tasks.
SEO Team Lead Evoplay 2015 — 2018

iGaming · CIS

  • Built SEO team from scratch — 10+ members; role and ownership planning.
  • SERP and strategy analysis of key competitors.
  • Main product promotion; built and scaled satellite network.
  • Promotion strategy for CIS markets.
  • Team mentorship, project consulting, running team meetings.
  • Hiring SEO specialists and link-builders; interviewing.
  • Reporting to management on delivered work.
02 / Expertise

Expertise

Technical SEO

Crawl budget, log analysis, JS rendering, Core Web Vitals, robots and sitemap, internal linking at scale.

AI Search · GEO · AEO

LLM citation strategies for ChatGPT, Perplexity, Google AI Overviews. llms.txt, passage-level optimization, brand mention tracking.

Parasite SEO

High-DA donor discovery, large-scale content placement, performance measurement, contractor management.

iGaming & High-Stakes Niches

Specialized playbooks for tightly regulated SERPs: Gambling, Dating, Forex. CIS to Tier-1, products and affiliates.

Automation & AI Content

n8n pipelines, LLM agents (ChatGPT, Claude Code, Claude API), large-scale content generation with E-E-A-T controls.

PBN

Private networks built and protected from scratch. DROP domains with topical history, hub-and-spoke and satellite architecture.

Brand & Review Sites

Building branded and review affiliate sites from scratch. Semantics, content structure, monetization via affiliate programs.

Penalty Recovery · DMCA

Lifting sites from Google and Yandex filters, Helpful Content Update recovery, DMCA takedown defense.

SERM

Brand reputation management in SERP, negative content displacement, branded organic traffic and mention control.

03 / Skills

Strategic and hands-on. Pick a category.

Semantic core building
Keyword clustering
On-page optimization
Internal linking at scale
Multilingual sites & hreflang
Competitor SERP analysis
AEO for Google AI Overviews
ChatGPT & Perplexity citations
LLM brand mention tracking
llms.txt & passage optimization
n8n workflow automation
AI content pipelines
Schema.org advanced JSON-LD
Crawl budget & log analysis
JavaScript SEO
Core Web Vitals
Linux / Ubuntu server admin
WordPress · ISPmanager · cPanel
HTML / CSS / JavaScript
Bash & SQL
Link building strategy
Outreach campaigns
TIER 1/2/3 boosting
Donor base management
DROP domain acquisition
iGaming SEO
Gambling SEO
Dating SEO
Forex SEO
Parasite SEO
PBN architecture
White · Grey · Black hat
Penalty recovery
DMCA & SERM
Team building from scratch
Hiring & mentoring
KPI & budget planning
Cross-functional collaboration
Stakeholder reporting
04 / Tools

Tools

SEO Suites
AhrefsSemrushSerpstat SimilarWebMangoolsKeys.so SE RankingMozUbersuggestSpyFu
Analytics & reporting
Google Search ConsoleGoogle Analytics 4 Looker StudioPower BIExcelGoogle Trends
Tech audit & crawling
Screaming FrogNetpeak SpiderNetpeak Checker JetOctopusStormCrawlerXenu
Link & domain intelligence
MajesticLinkResearchToolsSpamZilla DomCopExpiredDomains.netLinkbox MonitorBacklinksHunter.io
AI & content
ChatGPTClaudeSurferSEO NeuronWriterFrase.ioJasper Copy.aiZebroidBillposter
Automation
n8nZapierBash scriptsPython
Web & server
WordPressISPmanagercPanel Linux / UbuntuHTMLCSSJavaScript
Project management
NotionTrelloAsanaJiraGoogle SheetsSlack
05 / Contact

Contact

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