Mariusz Szatkowski
Full-Stack Web Developer | WordPress & LLM/AI Spec at WPPoland
@motylanogha Gdynia, Poland joined Sep 2006
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pl_PL
bel
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Current Job
Full-Stack Web Developer | WordPress & LLM/AI Spec
Jun 2007 –
Present
WPPoland
Product-engineer helping organisations deliver fast, scalable and AI-ready digital experiences. Combining WordPress/WooCommerce development with AI Agents, LLMO, and AI-first architecture.
- Frontend & backend (PHP, JS, WP REST API, ACF)
- WordPress & WooCommerce custom development (themes, plugins, data integrations)
- Performance & Core Web Vitals optimisation (LCP, INP, CLS)
- Structured data, JSON-LD, schema automation (SEO & AI context building)
- AI Overview & LLM readiness (Google AI Overviews, ChatGPT, Grok, Gemini, Perplexity)
- LLMO & AIEO: enhancing visibility in LLM-generated answers
- Multilingual setups with SEO-aware architecture
- Python + AI Agents
- Shopify, Webflow, TYPO3 for e-commerce and landing pages
- Google Stack: GTM / GSC / GA4 / BigQuery / Consent Mode
- Building and orchestrating AI Agents for content ops & lead gen
- Remote-first, cross-cultural communication with product and marketing teams
- Frontend & backend (PHP, JS, WP REST API, ACF)
- WordPress & WooCommerce custom development (themes, plugins, data integrations)
- Performance & Core Web Vitals optimisation (LCP, INP, CLS)
- Structured data, JSON-LD, schema automation (SEO & AI context building)
- AI Overview & LLM readiness (Google AI Overviews, ChatGPT, Grok, Gemini, Perplexity)
- LLMO & AIEO: enhancing visibility in LLM-generated answers
- Multilingual setups with SEO-aware architecture
- Python + AI Agents
- Shopify, Webflow, TYPO3 for e-commerce and landing pages
- Google Stack: GTM / GSC / GA4 / BigQuery / Consent Mode
- Building and orchestrating AI Agents for content ops & lead gen
- Remote-first, cross-cultural communication with product and marketing teams
Job History
Full Stack Engineer
Oct 2025 – Present
WP-Stars
Full stack WordPress development with PHP, JavaScript, WooCommerce, Elementor, ACF Pro, multisite, custom plugins, child themes, API integrations, Mautic, Algolia, GA4, GeoIP, Redis, WP-CLI, Git.
Event Organizer
Oct 2025 – Present
CMSConf
Co-organising CMS Conf 2026, a conference for the CMS community in Gdynia, Poland.
WordPress / WooCommerce / PHP Developer
Jan 2021 – Present
Equiqo
Full-Stack Developer with custom development for WordPress, WooCommerce, HubSpot, and Shopify platforms.
Key responsibilities:
- Custom WordPress/WooCommerce/HubSpot/Shopify development
- Performance refinement, caching strategies, code minification
- Loading time optimisation
- SEO optimisations and consulting (on-page and technical SEO)
- Responsive, cross-browser web interfaces with intuitive UI/UX
- Structured data management and data schemas
- AI integrations
Tools: WordPress, WooCommerce, Shopify, HubSpot, Sage, Bedrock, Elementor, ACF, HTML, CSS/SASS, JavaScript, Tailwind CSS, PHP, Python, Node.js, Webpack, Composer, Yarn, WP-CLI, GitHub, GitLab, Asana, GTM, GA, GSC, AWS (Cognito, CloudFront), Cloudflare, Hetzner, Make.com, Zapier.
Cross-functional team collaboration, client training, structured data schemas for SEO and content discoverability.
Key responsibilities:
- Custom WordPress/WooCommerce/HubSpot/Shopify development
- Performance refinement, caching strategies, code minification
- Loading time optimisation
- SEO optimisations and consulting (on-page and technical SEO)
- Responsive, cross-browser web interfaces with intuitive UI/UX
- Structured data management and data schemas
- AI integrations
Tools: WordPress, WooCommerce, Shopify, HubSpot, Sage, Bedrock, Elementor, ACF, HTML, CSS/SASS, JavaScript, Tailwind CSS, PHP, Python, Node.js, Webpack, Composer, Yarn, WP-CLI, GitHub, GitLab, Asana, GTM, GA, GSC, AWS (Cognito, CloudFront), Cloudflare, Hetzner, Make.com, Zapier.
Cross-functional team collaboration, client training, structured data schemas for SEO and content discoverability.
WordPress Developer
Mar 2020 – Dec 2020
Itineris Ltd
Custom WordPress development, loading time optimisation, performance refinement, SEO consulting, responsive web interface design, structured data management.
Tools: Sage and Bedrock by Roots.io, Beaver Builder, Kirki, Webpack, Composer, Yarn, WP-CLI, HTML, PHP, CSS/SASS, JavaScript, Bootstrap, CircleCI, GitHub, ClickUp, GTM, GA, GSC, Google Optimize, Kinsta.
Tools: Sage and Bedrock by Roots.io, Beaver Builder, Kirki, Webpack, Composer, Yarn, WP-CLI, HTML, PHP, CSS/SASS, JavaScript, Bootstrap, CircleCI, GitHub, ClickUp, GTM, GA, GSC, Google Optimize, Kinsta.
WordPress Developer
Nov 2019 – Feb 2020
what.
Custom WordPress development, loading time optimisation, performance refinement, SEO consulting, responsive web interface design, GTM/GSC/Google Optimize/structured data management.
WordPress Developer | Team Pilot
Jun 2016 – Oct 2019
AirHelp
Developers\' team pilot and department liaison.
- Custom WordPress development
- Responsive, multilingual websites
- AMP and load time optimisation
- SEO optimisations and consulting
- Performance refinement and enhancement
- CMS theme/template integration
- Responsive web interface design
- GTM / GSC / Google Optimize / structured data management
- Setting and managing own priorities and deliverables
Tools: Kibana, Grafana, Mixpanel, GTM, GA, GSC, Google Optimize, Dynamic Yield, Post Affiliate Pro, Ambassador, Jira, GitHub, Contentking, Redis, TeamCity, AWS.
- Custom WordPress development
- Responsive, multilingual websites
- AMP and load time optimisation
- SEO optimisations and consulting
- Performance refinement and enhancement
- CMS theme/template integration
- Responsive web interface design
- GTM / GSC / Google Optimize / structured data management
- Setting and managing own priorities and deliverables
Tools: Kibana, Grafana, Mixpanel, GTM, GA, GSC, Google Optimize, Dynamic Yield, Post Affiliate Pro, Ambassador, Jira, GitHub, Contentking, Redis, TeamCity, AWS.
Internet Marketing Specialist, WordPress Developer
Jul 2007 – Oct 2015
VECTOR GROUP Co.
Mobile-friendly web development, WordPress customisations, b2b-commerce and 3rd party application websites, e-mail marketing campaigns, SEM/SEO/PPC optimisation, web analytics. Employee of the year 2012.
SEO / SEM / PPC / Web Designer
Feb 2005 – Jul 2007
Ósemka Internet Media
SEM campaigns for freehosting services: 120k+ active websites, 150k+ registered users, 3.5M UU/mo (25% of all Internet usage in Poland at the time), near 1.3M page views/day - one of the leaders of freehosting services in PL.
- Traffic growth research
- Web analytics - monitoring and reporting
- Web design: services, advertisements, campaigns
- E-mail marketing
- Web development (osemka.pl, friko.pl, za.pl, jpg.pl, satyr.pl, linkr.pl, radiofriko.pl, zafriko.pl, olsztyn.com.pl, capslock.pl and more)
- SEO and PPC campaigns
- Traffic growth research
- Web analytics - monitoring and reporting
- Web design: services, advertisements, campaigns
- E-mail marketing
- Web development (osemka.pl, friko.pl, za.pl, jpg.pl, satyr.pl, linkr.pl, radiofriko.pl, zafriko.pl, olsztyn.com.pl, capslock.pl and more)
- SEO and PPC campaigns
Event Manager / Web Developer
Oct 2001 – Jun 2007
Andergrant.com
Event management, web development, and graphic design.
Recent impact
Score weights high-impact work (commits, releases, approved translations, props) at 3x routine activity.
Last 30 days
10contributions
high7
medium3
score24
Last 90 days
23contributions
high11
medium12
score45
Last 12 months
44contributions
high29
medium15
score102
Team focus
Share of contributions across teams during the last 365 days
WordPress releases
Contributed to 1 release
- 7.0
Contributions
Type
June 2026
Jun 03
Wed · 16:33
Polyglots
high
Translated 1363 strings on translate.wordpress.org.
Jun 02
Tue · 04:24
med
Wrote a comment on the post Help test new career functionality on WordPress.org, on the site Make WordPress Test:
@bor0 that was fast, thank you! And props back for the commit credit, much appreciated.…
@bor0 that was fast, thank you! And props back for the commit credit, much appreciated.…
May 2026
May 31
Sun · 16:44
high
Wrote a new post, I am the plugin author…, on the site Translate WordPress:
I am the plugin author for Polski for WooCommerce. We have provided complete translations for…
I am the plugin author for Polski for WooCommerce. We have provided complete translations for…
May 31
Sun · 16:41
Polyglots
high
Translated 20 strings on translate.wordpress.org.
May 31
Sun · 16:41
Polyglots
high
Reviewed 3 strings on translate.wordpress.org.
May 31
Sun · 10:43
med
Wrote a comment on the post Help test new career functionality on WordPress.org, on the site Make WordPress Test:
I just filled out my full career history (10 positions, 2001-present) and browsed the candidates…
I just filled out my full career history (10 positions, 2001-present) and browsed the candidates…
May 29
Fri · 15:12
Polyglots
high
Translated 1362 strings on translate.wordpress.org.
May 28
Thu · 18:23
med
Wrote a comment on the post Project Translation Editor for several…, on the site Translate WordPress:
Cheers @bruno2k, granted.
Cheers @bruno2k, granted.
May 13
Wed · 07:19
Core
high
Mentioned in [62355] on WordPress SVN:
I18N: Add translator context to disambiguate translation strings for "Preview".
I18N: Add translator context to disambiguate translation strings for "Preview".
May 13
Wed · 03:02
Core
high
Mentioned in [62353] on WordPress SVN:
I18N: Add translator context to disambiguate translation strings for "Preview".
I18N: Add translator context to disambiguate translation strings for "Preview".
No contributions in this category yet.
Developer
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Polski for WooCommerce
Active Installs: Less than 10
Total photo contributions: 2
View all photos contributed by Mariusz Szatkowski to the WordPress Photo Directory →
Plugins
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Admin Columns
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Advanced Custom Fields (ACF®)
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Advanced Forms for ACF
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Block Metadata
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Booking calendar, Appointment Booking System
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Code Profiler - WordPress Performance Profiling and Debugging Made Easy
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Dynamic Widgets
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List category posts
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Polski for WooCommerce
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Product Addons for Woocommerce - Product Options with Custom Fields
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Ultimate DebugBar
Themes
General Translation Editor
Беларуская мова (Belarusian) Plugins Translation Editor - #bel
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Polski for WooCommerce
Active Installs: Less than 10
Slovenčina (Slovak) Plugins Translation Editor - #sk_SK
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Polski for WooCommerce
Active Installs: Less than 10
简体中文 (Chinese (China)) Plugins Translation Editor - #zh_CN
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Polski for WooCommerce
Active Installs: Less than 10


