Jakub Juliš Jakub Juliš
  1. studied computer science at UCM.
  2. shipping , , and .
  3. currently building .
  4. writing occasional blog posts.
  5. listening to a lot of music.

Easy WebP

macOS app that converts images to WebP format. Drag-and-drop batch conversion with a simple quality slider.
stack
Swift • SwiftUI • AppKit • WebP Conversion API
tools
Xcode • GenAI • Affinity Designer & Photo • Icon Composer & SF Symbols
Easy WebP preview 1
Easy WebP preview 2
Easy WebP preview 3
Easy WebP preview 4
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The Fuel Calculator

iOS app that calculates trip cost and fuel efficiency. Split costs, add a return trip, and get totals in seconds.
stack
Swift • SwiftUI • StoreKit 2 • AdMob • Fastlane
tools
Xcode • GenAI • Affinity Designer & Photo • Icon Composer & SF Symbols
Fuel Calculator preview 1
Fuel Calculator preview 2
Fuel Calculator preview 3
Fuel Calculator preview 4
Fuel Calculator preview 5
Fuel Calculator preview 6
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Osobnosti Bardejova

Community-led book project documenting the people who shape the city. Built around participation – it explains the project clearly, then guides visitors straight into submitting a nomination.
stack
Static site • HTML • Tailwind CSS • JS
services
Search Console
tools
GenAI • Affinity Photo
Osobnosti Bardejova preview 1
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osobnostibardejova.sk

Resilience Care

Website for a clinical psychology and psychotherapy clinic. Single-page brochure built for trust – credentials, evidence-based approaches, pricing, reviews, and a clear “Book a session” CTA.
stack
Static site • HTML • CSS • JS
services
Search Console
tools
GenAI • Affinity Photo
Resilience Care preview 1
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resiliencecare.julis.sk

Juliš Travel

Website for a travel agency specializing in guided tours across Europe. Designed to be easy to use – quick access to tours, pricing info, and a single, guided reservation form.
stack
WordPress • PHP • HTML • CSS • JS
services
Search Console • Independent Analytics
tools
Affinity Designer & Photo
Juliš Travel preview 1
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julistravel.sk

Eco House

Marketing site for timber construction and wooden homes. Owner-friendly publishing workflow – new project galleries can be published quickly, with reCAPTCHA cutting contact form spam.
stack
WordPress • PHP • HTML • CSS • JS
services
reCAPTCHA • Automated posts • Search Console
tools
Affinity Designer & Photo
Eco House preview 1
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ekodomcek.com

Aikido Dojo Suchdol nad Odrou

Website for a martial arts club based in Czechia. Structured for newcomers and members – beginner course info and sign-ups, training schedules, seminars, downloads, and photo/video galleries.
stack
WordPress • PHP • HTML • CSS • JS
services
GA4 • Tag Manager • Clarity • Facebook Pixel • Search Console
tools
Affinity Photo
Aikido Dojo preview 1
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aikido-suchdol.cz

EZ QZ

Web app for creating and sharing quizzes. Build in a drag-and-drop editor or generate with AI, then share a link – quiz takers can answer instantly without an account while you track attempts and results.
stack
PHP • MariaDB • HTML • CSS • JS
services
Google OAuth • DeepSeek API
tools
GenAI
EZ QZ preview 1
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ezqz.julis.sk

CS2GETHER

Teammate and team discovery platform for Counter-Strike 2 players. Build a profile with roles, maps, and ELO, then swipe to match and chat in real time.
stack
TypeScript • Next.js • React • Tailwind CSS • Prisma • PostgreSQL
services
Steam OAuth • Stripe • Vercel
tools
GenAI
status
Alpha (early access)