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AI & Automation Studio · Slovenia · ★ 5.0 on Upwork

We build
websites
that work.

Hefajst Dynamics designs and ships AI chatbots, SaaS platforms and automation systems that run in production every day — for businesses across Europe.

4
Countries · clients worldwide
★ 5.0
Client rating · 100% Job Success
24/7
AI systems in production
Trusted by businesses across Europe

Made for the screen
your customers use.

A fast, multilingual website that turns visitors into bookings. A guest arrives from Google, the page switches to their language and shows live availability — two taps to a booking request.

Behind the scenes
    Get a website like this → Illustrative example · see our work

    Pick your build.

    Three ways to work with us — each delivered end-to-end at a fixed price you know before we start, each proven by a project that is live for a real client today.

    Business website

    For coaches, hospitality, local businesses and personal brands that need to convert visitors into customers.

    • Design & full build, mobile-first
    • Multilingual & SEO-ready
    • GDPR basics, EU-hosted
    • Content, booking & contact flows
    Live in days
    Like danievankay.com — delivered with a ★ 5.0 review
    Get a fixed quote →
    Core expertise

    AI assistant & automation

    For teams drowning in repetitive messages and manual work that software should be doing.

    • WhatsApp, Telegram & web chatbots
    • Claude / OpenAI powered, on-brand
    • n8n pipelines & API integrations
    • Human handover built in
    First results in 1–2 weeks
    Like AiDanie — $5,500, delivered with a ★ 5.0 review
    Get a fixed quote →

    Full SaaS platform

    For founders with a product idea that needs to ship and start taking payments.

    • Next.js product, dashboards & auth
    • Stripe & Stripe Connect billing
    • From zero to paying customers
    • Deployed, monitored, handed over
    Live in ~2 months
    Like Joinly — $20,000, delivered with a ★ 5.0 review
    Get a fixed quote →

    Real products,
    live in production.

    ★★★★★
    “Peter built Joinly from zero and exceeded my expectations. The platform handles paid access management including integration with Telegram, Discord, WhatsApp, Slack and Stripe. Both the functionality and the feel of the product is something I am very satisfied with. Communication was always to the point and effective. I would certainly recommend and work with him again.”
    Joinly
    Creator monetization platform · $20,000 project
    Verified Upwork review
    Read all reviews →
    ★ 5.0 on Upwork 100% Job Success GDPR basics built in EU-based Fixed-price proposals You own the code

    Clients across Europe.

    Joinly · Hungary AiDanie · France Danie van Kay · Netherlands zaotroke.si · Apartma Antonia · HQ · Slovenia
    Joinly · Hungary AiDanie · France Danie van Kay · Netherlands zaotroke.si · Apartma Antonia · HQ · Slovenia

    From idea
    to production.

    1
    Discovery

    A free 30-minute call to understand your goals, your constraints and where automation actually pays off.

    2
    Proposal

    A clear scope with a fixed price and timeline. No surprises, no hourly black box.

    3
    Build

    Short feedback loops, working demos along the way, straight communication throughout.

    4
    Launch & support

    We deploy, monitor and stay around. You own the code, the data and the accounts.

    Start a project →