BrainBite
AI learning platform
I owned all three, from the first user flows to the final handoff. Onboarding became 25% more efficient, and the team built from my design system.
I design products. Then I build them myself.
SaaS platforms, AI tools and mobile apps for startups and product teams. Two of them are my own, built with AI and live.
Available for new work
Two paid tools and one free resource. I own each of them from the first wireframe to every release.
Live at publizo.io
An AI publishing system that researches, writes and fact-checks SEO articles, then publishes them to WordPress on a schedule.
Multi-tenant SaaS with live billing. Weaker drafts are held back instead of going live, and it publishes every day to three sites I run.
Live at perspecto.io

A browser tool that turns any image or design into a 3D mockup in seconds.
Free, with a $19 one-time Pro upgrade. Exports vector SVG straight back into Figma.
Free at danielpetrevski.com/workbench
A live design system: 30 components on one set of tokens, with light and dark modes, keyboard support and an accessibility audit that checks itself.
Every component copies into Figma as editable vectors, in three corner styles.
The QA, security and reliability issues I found and fixed on Publizo
Remote projects for startups and product teams across North America, Europe, Israel and Australia.
AI learning platform
I owned all three, from the first user flows to the final handoff. Onboarding became 25% more efficient, and the team built from my design system.
Bitcoin Stamps explorer
Dense, data-heavy screens for Bitcoin NFTs and tokens, made approachable for newcomers without hiding the depth power users rely on.
Online learning platform
Every screen is structured so students always know where they are, what they have finished and what comes next.
Internal staffing platform
The complex system behind the login, the one staff use all day. I modernised it page by page, without disrupting how the team works.
Landing page for a media cloud platform
AI, blockchain and CDN infrastructure explained on one page that a non-technical buyer can follow, on any screen size.
Agricultural B2B platform
The producer profile section, from structure to final UI.
Legal help for everyday users
Complex legal processes, made simple enough to handle from a phone.
Healthcare landing page
A conversion-focused landing page for a business that helps people manage back pain and sciatica.
AI email writing tool
The user stays in control of what the AI writes.
For boat owners
Marina management, trip logging and community features brought together in one place.
Business website
Built from scratch, with a content structure the client manages on their own.
7 more projects
Mobile apps, landing pages, an AI email tool, a B2B platform and a WordPress build.
From my Upwork reviews, where clients most often endorse me as reliable and accountable for outcomes.
Daniel is not one of those designers that wants to get your work done and disappears. He actively asks for feedback and is more than willing to do any revisions needed to get the job done to your satisfaction. He was flexible and even fulfilled the promise of operating the app in the actual phone emulators.
Great to work with Daniel, he is a good communicator, works well with deadlines, and is highly motivated.
Excellent communication and fast delivery! I can highly recommend Daniel!
Great designer and I would recommend him!
Since 2020 I've usually been the only designer on the team, owning research, UX, UI and handoff. Several teams kept me on for years.
Six years of research for HaylsWorld made it a habit. I test before I state anything, and I understand the real flow before I draw a screen.
Components, states and edge cases are in the file. Developers build from it, not around it.
I run Publizo and Perspecto myself, from pricing to bug reports. I design for the hundredth visit, not the first impression.
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Publizo and Perspecto
Product design, build, pricing, QA and releases for both products.
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Upwork, Top Rated Plus
Web apps, mobile apps, marketing sites and WordPress builds, including checkout flows that raised client conversion rates.
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HaylsWorld
More than 10,000 hours of tested, source-backed research behind the channel's tech videos, from new Apple Watch features to entire EV lineups.
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StaffPoint System, part-time
Product design and a full platform redesign.
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BrainBite, full-time
Mobile app, design system and launch material: landing pages, slides and pitch decks.
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Bintern, part-time
Wireframes, prototypes and WordPress sites for client projects.
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Siteward, part-time
Responsive websites, and UX research with SEO specialists that improved rankings and lowered bounce rates.
Channels and sites I run end to end. The research, editing and publishing are mine. The voiceover is AI.
I take on product design projects and long-term contracts, and I'm open to full-time roles.