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Hi, I'm Daniel!

Web developer, scout, and graphic designer.

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Daniel Šebesta

About Me

I'm Daniel Šebesta, and I've been dedicating myself to building websites and digital projects for several years. I enjoy combining practical solutions with modern design, and occasionally I also help with graphics for various local events. If you're looking to collaborate or want to check out what I'm working on, feel free to reach out. I gladly accept new challenges!

Technologies I use every day

Raspberry PiLinuxDockerWordpressCloudflareGenerative AISQL DatabasesApache2nginx

Check out my work

I've worked on various projects - from websites to advanced applications. Here is a selection of the most interesting ones.

ERROR1K
ERROR1K logo

ERROR1K

Details
Next.js 16TypeScriptSupabaseTailwind CSS 4Cloudflare Turnstile

My role

Full design and implementation: architecture, eight platform integrations, URL shortener, admin dashboard, and deployment.

Link-in-bio site for a Czech tech/gaming YouTuber with live stats from YouTube, Spotify, Twitch, Instagram, TikTok, Twitter/X, Discord and Reddit. URL shortener with analytics, merch section and admin dashboard protected by Supabase Auth.

Next.js
TypeScript
Supabase
Tailwind CSS
Počeštěno!
Počeštěno! logo

Počeštěno!

Details
PHPMySQLOpenAIGroqTMDB APICloudflare R2Docker

My role

Full product from concept: backend, API, database, AI pipeline for translation and moderation, TMDB integration and deployment.

AI app for translating foreign celebrity names into Czech-style variants. Custom logic and LLM pipeline, REST API, MySQL database, TMDB search, voting, photo moderation and admin interface.

PHP
MySQL
OpenAI
Groq
Skautské lavičky
Skautské lavičky logo

Skautské lavičky

Details
Next.js 16Cloudflare D1Cloudflare R2Drizzle ORMLeafletCloudflare Turnstile

My role

Full product from concept: architecture, database via Drizzle, map frontend, R2 uploads, image moderation and deployment.

Full-stack map app for collecting and discovering scout benches across the country — map UI, geolocation, community submissions, comments, photo galleries and content moderation.

Next.js
Cloudflare D1
Drizzle ORM
Leaflet
Encrypt.click
Encrypt.click logo

Encrypt.click

Details
Astro 5Svelte 5OpenPGPPartyKitWeb Crypto APICloudflare Pages

My role

Architecture, interactive tools, browser-side crypto, multilingual UI and realtime features via PartyKit.

Open-source privacy and developer toolkit running locally in the browser. Key generators, ciphers, steganography, Ghost Drop for secure sharing and ephemeral chat via PartyKit in 7 languages.

Astro
Svelte
OpenPGP
PartyKit
LLM Hřiště
LLM Hřiště logo

LLM Hřiště

Details
Next.js 16Groq SDKAI SDKTesseract.jsLlamaIndex

My role

Product design, chat UI, model picker, web search, Groq and AI SDK integration, document workflow with OCR.

AI playground with live chat, dynamic model selection, web search and question generation from documents. OCR for PDFs and extraction from DOCX/PPTX.

Next.js
Groq
AI SDK
Tesseract OCR
Piemonti z Pošumaví
Piemonti z Pošumaví logo

Piemonti z Pošumaví

Details
Next.js 16Sanity CMSSanity StudioReact LeafletTailwindCSS

My role

PHP rewrite, new frontend, Sanity CMS with admin, galleries, map and SEO.

Family farm website on Next.js and Sanity CMS, rewritten from PHP. Custom Sanity Studio, animal galleries, map and dynamic metadata from CMS.

Next.js
Sanity CMS
React Leaflet
TailwindCSS
PaperBoat SMP
PaperBoat SMP logo

PaperBoat SMP

Details
PHPLinux VPSMinecraft QueryTwitch APIYouTubeDiscord OAuth

My role

Infrastructure, PHP website and API, Minecraft Query integration, Twitch/YouTube, news admin and server ops.

Community Minecraft project with custom PHP website, live server status API, player statistics, Twitch/YouTube integrations and news admin.

PHP
Linux
Twitch API
YouTube
Vydří stopa Sušice
Vydří stopa Sušice logo

Vydří stopa Sušice

Details
WordpressPHPMySQLCSSJavaScript

My role

Migration of content from the old website, custom template adjustment according to scout identity, training of leaders for working with the administration.

Complete redesign and migration of the Vydří stopa scout center website. Outdated solution replaced with modern WordPress for articles, trip photo galleries and event calendar — a clearer, modern site for scouts and families.

Wordpress
MySQL
PHP

Where I am active

I actively participate in technical communities where I learn new things and share experiences.

Vyzyvatel.com

Vyzyvatel.com

Social media management, Discord support, frontend

Vyzyvatel is an online trivia game inspired by Dobyvatel, focused on quiz battles on a map. The game currently has over 120,000 registered players.

Let's Create

Let's Create

Social media management, copywriting

Let's Create is a student community that builds online spaces for young people – primarily in the form of Discord servers. The goal is to connect students, allow them to share experiences, and support their development in a friendly environment. Currently, the community is developing its own application Studyzone.cz, which helps students prepare for entrance exams for high schools and graduation exams.

SmirkHat

SmirkHat

Founder and technical administration

SmirkHat.org is a student community that emerged around a single emoji on Discord. Today, it's not just about the emoji; members create their own open-source projects, we host services for the community, and write blogs about technology. In addition, we occasionally launch original (and often slightly meme) websites, mainly around Discord.

Competitions

I enjoy participating in tech competitions and hackathons where I test my skills.

Tour de App

Tour de App

2023

With my team, we developed an application for a fictional tutoring agency in the Tour de App competition. Our solution advanced to the competitive round after evaluation by a team of expert judges.

AstroPi Hackathon

AstroPi Hackathon

2025

With my team, I won 2nd place in the ISS onboard computer programming competition in Python. We developed an application on Raspberry Pi to take pictures of the Earth from orbit. I was responsible for research and the main implementation of the solution.

Let's make something new!

Have a project idea or just want to chat? Get in touch.