Websites and web tools
I have been building websites and apps since 2018 in Astro, Next.js, React, and WordPress. From agreeing the scope to hosting and care after launch, I do it myself.
sendyka.dev
I build websites and web tools, automate work with AI, research AI in libraries and culture, and keep IT and data secure.
I have been building websites and apps since 2018 in Astro, Next.js, React, and WordPress. From agreeing the scope to hosting and care after launch, I do it myself.
Every day I work with Claude Code, MCP servers, and AI agents. I hold Anthropic certificates in Model Context Protocol and Claude Code (March 2026). The tools I develop are open source.
I study Information Management at Jagiellonian University and Digital Humanities at Linnaeus University. I led AI Literacy Lab at Jagiellonian University: 83% of participants said the workshops met or exceeded expectations.
I administer infrastructure and support users: Windows Server, Intune, Google Workspace, Microsoft 365. I am an ISO 27001:2022 internal auditor and a graduate of a postgraduate cybersecurity programme.
A random sample of three projects from the portfolio. See the full list on the projects page.

A WordPress site for a psychologist and psychotherapist in Kraków: profile, collaboration scope, and a clear contact path.
Case study
A Progressive Web App (Next.js + Supabase) — a safe, inclusive space for the LGBTQ community in Poland: profiles, posts, friends, auth, and planned community expansions.
Outcome: PWA for the LGBTQ community in Poland
Case studyWordPress website and branding from scratch for a legal counsel practice in Łódź: services, local visibility, and a clear contact path.
Case studyReferences from clients, partners, and the AI Literacy Lab evaluation report (JU).
Bartosz Krygiel
XOXO Party · Manager, K.M.K PRESTIGE 2 Sp. z o.o. S.K.A.
External review
“Superb approach, website https://xoxoparty.pl/ delivered according to specs and even better. Artur is highly recommended.”
Łukasz Berliński
BerlinAutoTest.pl
External review
“I've been collaborating with Artur for a few months on changing the BerlinAutoTest offer and I'm truly satisfied with the professional approach, availability, and engagement. He can turn chaotic notes into a sensible whole and reflect it beautifully in the final result.”
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